More typos in comments.

Fixed default colour for JST connectors.
Corrected BOM entry to show right angle options on Molex and pin headers.

CHANGELOG.md

@@ -3,6 +3,89 @@
 This changelog is generated by `changelog.py` using manually added semantic version tags to classify commits as breaking changes, additions or fixes.
 
 
+### [v21.5.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.5.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v21.4.1...v21.5.0 "diff with v21.4.1")
+*   2023-05-08 [`c3f3d62`](https://github.com/nophead/NopSCADlib/commit/c3f3d629b1ff79d40cc5ad3efcb33e940d6c8056 "show commit") [C.P.](# "Chris Palmer") Added PanelDue V3.
+
+*   2023-05-08 [`c7ba052`](https://github.com/nophead/NopSCADlib/commit/c7ba052ccf24d764aa6460d4559e92596c9e4cf4 "show commit") [C.P.](# "Chris Palmer") Added SMD QFP package.
+
+*   2023-05-08 [`c2c5f50`](https://github.com/nophead/NopSCADlib/commit/c2c5f509860b909ca8fca5ffcc65dbef2f7177c5 "show commit") [C.P.](# "Chris Palmer") Can now used `smd_res()` to draw chokes.
+
+*   2023-05-08 [`d0ae8ca`](https://github.com/nophead/NopSCADlib/commit/d0ae8ca216108f53c9b8e60896ea9b59b845b7e0 "show commit") [C.P.](# "Chris Palmer") Added the ability to have more than one grid on a PCB.
+
+*   2023-05-08 [`e81dcfd`](https://github.com/nophead/NopSCADlib/commit/e81dcfdbd8163ce8e2db450f3a20c296c21327a8 "show commit") [C.P.](# "Chris Palmer") Added right angle option to box headers.
+
+#### [v21.4.1](https://github.com/nophead/NopSCADlib/releases/tag/v21.4.1 "show release") Fixes [...](https://github.com/nophead/NopSCADlib/compare/v21.4.0...v21.4.1 "diff with v21.4.0")
+*   2023-05-08 [`06a286d`](https://github.com/nophead/NopSCADlib/commit/06a286dc989e9cc8cf7918049cd16a862b1a9b94 "show commit") [C.P.](# "Chris Palmer") Fixed missing BOM entry for JST connectors.
+Fixed default colour for JST connectors.
+Corrected BOM entry to show right angle options on Molex and pin headers.
+
+*   2023-05-08 [`f5496c3`](https://github.com/nophead/NopSCADlib/commit/f5496c373a1ab8ae47d07cc0a52d76e4299876cc "show commit") [C.P.](# "Chris Palmer") Fixed typo in `smd_diode(DO214AC)` package name.
+
+### [v21.4.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.4.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v21.3.1...v21.4.0 "diff with v21.3.1")
+*   2023-05-01 [`5e24a32`](https://github.com/nophead/NopSCADlib/commit/5e24a32a0b422e8032c3c5d377c1a756ff6f1022 "show commit") [C.P.](# "Chris Palmer") Added ESP32 camera.
+
+*   2023-05-01 [`fbd8d8c`](https://github.com/nophead/NopSCADlib/commit/fbd8d8c7cdff0bd7de0d42aa74bf0ab6551c205b "show commit") [C.P.](# "Chris Palmer") Added `smd_coax`
+
+#### [v21.3.1](https://github.com/nophead/NopSCADlib/releases/tag/v21.3.1 "show release") Fixes [...](https://github.com/nophead/NopSCADlib/compare/v21.3.0...v21.3.1 "diff with v21.3.0")
+*   2023-04-29 [`b1592f5`](https://github.com/nophead/NopSCADlib/commit/b1592f51d4b16a125d9b28edae56f758fcac2f02 "show commit") [C.P.](# "Chris Palmer") Fixed `bom.py,` `views.py` and `tests.py` so that vitamin descriptions can contain more than one colon.
+
+### [v21.3.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.3.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v21.2.0...v21.3.0 "diff with v21.2.0")
+*   2023-04-23 [`61fc194`](https://github.com/nophead/NopSCADlib/commit/61fc19499524a2b750d17a90627a697bf626bbf0 "show commit") [C.P.](# "Chris Palmer") Refactored for readability.
+
+*   2023-04-23 [`f8af615`](https://github.com/nophead/NopSCADlib/commit/f8af61568a8362cf470bc9eb8de8323c8fc001c7 "show commit") [C.P.](# "Chris Palmer") Updated images and readme.
+
+*   2023-04-23 [`05d1684`](https://github.com/nophead/NopSCADlib/commit/05d16841c4d48c5c8f453e438af0ff6eb5bffe53 "show commit") [C.P.](# "Chris Palmer") Fixed thread pitch.
+
+*   2023-04-05 [`07e7eb7`](https://github.com/nophead/NopSCADlib/commit/07e7eb77f73fcaab4291388b49781b0e2de5a64c "show commit") [M.B.](# "Martin Budden") Added support for shoulder screws.
+
+### [v21.2.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.2.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v21.1.2...v21.2.0 "diff with v21.1.2")
+*   2023-04-22 [`5fc70e1`](https://github.com/nophead/NopSCADlib/commit/5fc70e19ac5d320290f4a2151665e83f0829d796 "show commit") [C.P.](# "Chris Palmer") Added SMD Tantalum caps and 0502 and 0402 resistor and capacitors.
+
+#### [v21.1.2](https://github.com/nophead/NopSCADlib/releases/tag/v21.1.2 "show release") Fixes [...](https://github.com/nophead/NopSCADlib/compare/v21.1.1...v21.1.2 "diff with v21.1.1")
+*   2023-03-29 [`1c5d9a8`](https://github.com/nophead/NopSCADlib/commit/1c5d9a8ef5892caf9b2c4d0d84dc3d20eba699d3 "show commit") [C.P.](# "Chris Palmer") Removed utility functions used by `invert()` from documentation as not generally useful.
+
+#### [v21.1.1](https://github.com/nophead/NopSCADlib/releases/tag/v21.1.1 "show release") Fixes [...](https://github.com/nophead/NopSCADlib/compare/v21.1.0...v21.1.1 "diff with v21.1.0")
+*   2023-03-29 [`d3f0bfc`](https://github.com/nophead/NopSCADlib/commit/d3f0bfc17f82b42f2d81f2d72a54c3f0cc375604 "show commit") [C.P.](# "Chris Palmer") Fixed typo in resistor comment.
+
+### [v21.1.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.1.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v21.0.1...v21.1.0 "diff with v21.0.1")
+*   2023-03-11 [`18cd33c`](https://github.com/nophead/NopSCADlib/commit/18cd33c66388d4d4e7be664c0f883cff0854524b "show commit") [C.](# "Chris") Fixed typos, corrected vitamin call, added boilerplate, updated images and readme.
+
+*   2023-03-11 [`ebfb330`](https://github.com/nophead/NopSCADlib/commit/ebfb330ac69f4e90de84ecffea94ce067d041031 "show commit") [D.K.](# "Dirkjan Krijnders") Added comments and make holes a `linear_extrude` result
+
+*   2023-03-08 [`c5fab08`](https://github.com/nophead/NopSCADlib/commit/c5fab08a454383b295be2b151fd715ee79b85db3 "show commit") [D.K.](# "Dirkjan Krijnders") Added `photo_interrupter` to the test
+
+*   2023-03-08 [`fecc937`](https://github.com/nophead/NopSCADlib/commit/fecc93746ab80ad1fc74f0fe3465de92ffee7b36 "show commit") [D.K.](# "Dirkjan Krijnders") Added vitamins for photo interrupters
+
+#### [v21.0.1](https://github.com/nophead/NopSCADlib/releases/tag/v21.0.1 "show release") Fixes [...](https://github.com/nophead/NopSCADlib/compare/v21.0.0...v21.0.1 "diff with v21.0.0")
+*   2023-03-11 [`07da7d8`](https://github.com/nophead/NopSCADlib/commit/07da7d8dc7d3fb769e57a6b9ca86465357007b6c "show commit") [C.](# "Chris") Removed `Python2.7` from `usage.md` as no longer works.
+
+*   2023-03-10 [`5a3bbf9`](https://github.com/nophead/NopSCADlib/commit/5a3bbf967dc967eca4726af517382e7eb875dde1 "show commit") [C.](# "Chris") Fixed broken cover image.
+
+## [v21.0.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.0.0 "show release") Breaking Changes [...](https://github.com/nophead/NopSCADlib/compare/v20.24.0...v21.0.0 "diff with v20.24.0")
+*   2023-03-10 [`9d4d5ab`](https://github.com/nophead/NopSCADlib/commit/9d4d5aba17974e7b5911e723d48d7b9403a4bcb4 "show commit") [C.](# "Chris") `veroboard_assembly()` renamed `veroboard_fastened_assembly()`.
+`veroboard_assembly()` now doesn't include the fasteners.
+
+### [v20.24.0](https://github.com/nophead/NopSCADlib/releases/tag/v20.24.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v20.23.0...v20.24.0 "diff with v20.23.0")
+*   2023-03-10 [`d939401`](https://github.com/nophead/NopSCADlib/commit/d939401183d12af3452e17aa5b020dab50f8edb0 "show commit") [C.](# "Chris") Added `vero_grid_pos()` function.
+
+*   2023-03-10 [`584542f`](https://github.com/nophead/NopSCADlib/commit/584542f87a27efe06ff3ba597dbaff1f3c32c4fd "show commit") [C.](# "Chris") Added fastons.
+
+*   2023-03-10 [`62372a0`](https://github.com/nophead/NopSCADlib/commit/62372a049b9ac7a0fecebfd3618df91ff6ffa87a "show commit") [C.](# "Chris") The `wire()` module can now draw wires if a path is specified.
+
+*   2023-03-10 [`14698e5`](https://github.com/nophead/NopSCADlib/commit/14698e5203e1e860230ddb3729816730e221f49c "show commit") [C.](# "Chris") Added PTFE heatshrink sleeving.
+
+*   2023-03-10 [`14f6bb5`](https://github.com/nophead/NopSCADlib/commit/14f6bb533a3dcc1d36b2b764906cdca7d8d24484 "show commit") [C.](# "Chris") Added `sleeving_length` to `al_clad_resistor_assembly()`.
+
+*   2023-03-10 [`01e9aae`](https://github.com/nophead/NopSCADlib/commit/01e9aae698f57bac6046d1a04aaa11b0c88006b5 "show commit") [C.](# "Chris") Added `TO220_size()` and `TO220_lead_pos(i,` l).
+
+*   2023-02-04 [`27f9b24`](https://github.com/nophead/NopSCADlib/commit/27f9b242f250c0083344a05527055bb2fbb56f91 "show commit") [C.P.](# "Chris Palmer") Added crystal, transistors, diode and LEDs to Arduino Uno.
+
+*   2023-02-03 [`f07fda7`](https://github.com/nophead/NopSCADlib/commit/f07fda70cdfc743cd2462636fcc1eb13a092f9e4 "show commit") [C.P.](# "Chris Palmer") Wire links can now be sleeved.
+
+*   2023-02-01 [`abf1f1a`](https://github.com/nophead/NopSCADlib/commit/abf1f1ab3f3eddc2f274df649e8481a4117901eb "show commit") [C.P.](# "Chris Palmer") PCB blocks can now have rounded edges for more realistic cans.
+
+*   2023-02-01 [`df06d1f`](https://github.com/nophead/NopSCADlib/commit/df06d1f57fff64cd6da20684f8371da204f69a82 "show commit") [C.P.](# "Chris Palmer") Updated changelog.
+
 ### [v20.23.0](https://github.com/nophead/NopSCADlib/releases/tag/v20.23.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v20.22.0...v20.23.0 "diff with v20.22.0")
 *   2023-02-01 [`470d6d6`](https://github.com/nophead/NopSCADlib/commit/470d6d6216b1cef8ce6cafd4b14300edb62eac4a "show commit") [C.P.](# "Chris Palmer") Started radial components with crystals.
 

docs/usage.md

@@ -2,7 +2,7 @@
 
 ## Requirements
 1. OpenSCAD 2021.01 or later, download it from here: https://www.openscad.org/downloads.html
-1. Python 2.7+ or 3.6+ from https://www.python.org/downloads/
+1. Python 3.6+ from https://www.python.org/downloads/
 1. ImageMagick 7 www.imagemagick.org
 
 These are all cross platform tools so NopSCADlib should work on any platform that supports them, although it has currently only been tested on Win7.

lib.scad

@@ -49,6 +49,7 @@ include <vitamins/magnets.scad>
 include <vitamins/mains_sockets.scad>
 include <vitamins/modules.scad>
 include <vitamins/panel_meters.scad>
+include <vitamins/photo_interrupters.scad>
 include <vitamins/pillars.scad>
 include <vitamins/pillow_blocks.scad>
 include <vitamins/pin_headers.scad>
@@ -100,3 +101,4 @@ use <utils/round.scad>
 use <utils/offset.scad>
 use <utils/sector.scad>
 use <utils/thread.scad>
+use <vitamins/photo_interrupter.scad>

libtest.scad

@@ -85,6 +85,7 @@ use <tests/o_ring.scad>
 use <tests/opengrab.scad>
 use <tests/panel_meters.scad>
 use <tests/PCBs.scad>
+use <tests/photo_interrupters.scad>
 use <tests/pillars.scad>
 use <tests/pillow_blocks.scad>
 use <tests/potentiometers.scad>
@@ -224,7 +225,7 @@ inserts_y = 0;
 nuts_y = inserts_y + 20;
 washers_y = nuts_y + 120;
 screws_y = washers_y + 120;
-circlips_y = screws_y + 160;
+circlips_y = screws_y + 180;
 springs_y = circlips_y + 20;
 o_rings_y = springs_y;
 sealing_strip_y = springs_y + 20;
@@ -401,21 +402,21 @@ extrusions_y = panel_meters_y + 80;
 translate([x3, veroboard_y])
     veroboard_test();
 
-translate([x3 + 60, veroboard_y + 20])
+translate([x3 + 50, veroboard_y + 20])
     geared_steppers();
 
 translate([x3 + 160, ssrs_y])
     pcb_mounts();
 
-translate([x3 + 170, veroboard_y + 16])
+translate([x3 + 145, veroboard_y + 16])
     cameras();
 
+translate([x3 + 145, d_connectors_y - 10])
+    camera_housings();
+
 translate([x3, d_connectors_y])
     d_connectors();
 
-translate([x3 + 170, d_connectors_y - 10])
-    camera_housings();
-
 translate([x3, iecs_y])
     iecs();
 
@@ -428,6 +429,9 @@ translate([x3 + 60, modules_y])
 translate([x3 + 90, modules_y])
     modules();
 
+translate([x3 + 150, modules_y])
+    photo_interrupters();
+
 translate([x3, ssrs_y]) {
     ssrs();
 

readme.md

@@ -42,12 +42,12 @@ A list of changes classified as breaking, additions or fixes is maintained in [C
 <tr><td> <a href = "#Extrusion_brackets">Extrusion_brackets</a> </td><td> <a href = "#PCBs">PCBs</a> </td><td> <a href = "#Terminals">Terminals</a> </td><td> <a href = "#PSU_shroud">PSU_shroud</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
 <tr><td> <a href = "#Extrusions">Extrusions</a> </td><td> <a href = "#PSUs">PSUs</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td> <a href = "#Pocket_handle">Pocket_handle</a> </td><td> <a href = "#Thread">Thread</a> </td><td></td></tr>
 <tr><td> <a href = "#Fans">Fans</a> </td><td> <a href = "#Panel_meters">Panel_meters</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td> <a href = "#Press_fit">Press_fit</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
-<tr><td> <a href = "#Fastons">Fastons</a> </td><td> <a href = "#Pillars">Pillars</a> </td><td> <a href = "#Tubings">Tubings</a> </td><td> <a href = "#Printed_box">Printed_box</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#Pillow_blocks">Pillow_blocks</a> </td><td> <a href = "#Variacs">Variacs</a> </td><td> <a href = "#Printed_pulleys">Printed_pulleys</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Veroboard">Veroboard</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#Potentiometers">Potentiometers</a> </td><td> <a href = "#Washers">Washers</a> </td><td> <a href = "#SSR_shroud">SSR_shroud</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Pulleys">Pulleys</a> </td><td> <a href = "#Wire">Wire</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Hygrometer">Hygrometer</a> </td><td></td><td> <a href = "#Zipties">Zipties</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Fastons">Fastons</a> </td><td> <a href = "#Photo_interrupters">Photo_interrupters</a> </td><td> <a href = "#Tubings">Tubings</a> </td><td> <a href = "#Printed_box">Printed_box</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#Pillars">Pillars</a> </td><td> <a href = "#Variacs">Variacs</a> </td><td> <a href = "#Printed_pulleys">Printed_pulleys</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#Pillow_blocks">Pillow_blocks</a> </td><td> <a href = "#Veroboard">Veroboard</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Washers">Washers</a> </td><td> <a href = "#SSR_shroud">SSR_shroud</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Potentiometers">Potentiometers</a> </td><td> <a href = "#Wire">Wire</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Hygrometer">Hygrometer</a> </td><td> <a href = "#Pulleys">Pulleys</a> </td><td> <a href = "#Zipties">Zipties</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
 <tr><td></td><td></td><td></td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
 </table>
 
@@ -711,6 +711,7 @@ PCB cameras.
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
+|   1 | `camera(ESP32_CAM)` |  ESP32-CAM Camera module |
 |   1 | `camera(rpi_camera_v1)` |  Raspberry Pi camera V1 |
 |   1 | `camera(rpi_camera_v2)` |  Raspberry Pi camera V2 |
 |   1 | `camera(rpi_camera)` |  Raspberry Pi focusable camera |
@@ -828,7 +829,7 @@ Various electronic components used in hot ends and heated beds.
 | `panel_USBA()` | Draw a panel mount USBA connector |
 | `panel_USBA_hole_positions()` | Place children at hole positions |
 | `panel_USBA_holes(h = 100)` | Make holes for USBA connector |
-| `resistor(type)` | Draw specified type of resitor |
+| `resistor(type)` | Draw specified type of resistor |
 | `sleeved_resistor(type, sleeving, bare = 5, heatshrink = false)` | Draw a resistor with sleeved leads and option heatshrink |
 | `thermal_cutout(type)` | Draw specified thermal cutout |
 | `thermal_cutout_hole_positions(type)` | Place children at hole positions |
@@ -2440,7 +2441,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | `pcb_component(type, name, index = 0)` | Return the component specified by name and index |
 | `pcb_component_position(type, name, index = 0)` | Return x y position of specified component |
 | `pcb_coord(type, p)` | Convert offsets from the edge to coordinates relative to the centre |
-| `pcb_grid_pos(type, x, y, z = 0)` | Returns a pcb grid position |
+| `pcb_grid_pos(type, x, y, z = 0, i = 0)` | Returns a pcb grid position |
 | `pcb_screw(type, cap = hs_cap)` | Mounting screw type |
 | `pcb_size(type)` | Length, width and thickness in a vector |
 
@@ -2466,7 +2467,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | `pcb_component_position(type, name)` | Position child at the specified component position |
 | `pcb_components(type, cutouts = false, angle = undef)` | Draw list of PCB components on the PCB |
 | `pcb_cutouts(type, angle = undef)` | Make cut outs to clear components on a PCB |
-| `pcb_grid(type, x, y, z = 0)` | Positions children at specified grid position |
+| `pcb_grid(type, x, y, z = 0, i = 0)` | Positions children at specified grid position |
 | `pcb_grid_components(type, components, cutouts = false, angle = undef)` | Draw list of components on the PCB grid for perf board |
 | `pcb_screw_positions(type)` | Positions children at the mounting hole positions |
 | `pcb_spacer(screw, height, wall = 1.8, taper = 0)` | Generate STL for PCB spacer |
@@ -2491,6 +2492,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | ---:|:--- |:---|
 |   1 | `potentiometer(BTT_encoder)` |  BTT_encoder |
 |   1 | `box_header(2p54header, 4, 2)` |  Box header 4 x 2 |
+|   1 | `box_header(2p54header, 4, 2, right_angle = true)` |  Box header 4 x 2 right angle  |
 |   1 | `rd_xtal(ACT1100, "40MHz")` |  Crystal ACT1100 40MHz |
 |   1 | `rd_xtal(ACT1700, "80MHz")` |  Crystal ACT1700 80MHz |
 |   1 | `rd_xtal(C_002RX, "60KHz")` |  Crystal C_002RX 60KHz |
@@ -2498,12 +2500,15 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | `rd_xtal(HC49_4H, "10MHz")` |  Crystal HC49_4H 10MHz |
 |   1 | `d_plug(DCONN9, pcb = true)` |  D-type 9 way PCB mount plug |
 |   1 | `dil_socket(12, 15.24)` |  DIL socket 24 x 0.6" |
-|   1 | `smd_diode(DO241AC)` |  DO241AC package SS34 |
+|   1 | `smd_diode(DO214AC)` |  DO214AC package SS34 |
 |   1 | `hdmi(hdmi_full)` |  HDMI socket |
 |   1 | `pdip(24, 27C32, w = 15.24)` |  IC 27C32 PDIP24 |
 |   1 | `pdip(8, NE555)` |  IC NE555 PDIP8 |
 |   1 | `idc_transition(2p54header, 5)` |  IDC transition header 5 x 2 |
 |   1 | `smd_inductor(IND2525)` |  IND2525 package 4R7 |
+|   1 | `jst_xh_header(jst_ph_header, 2)` |  JST PH connector 2 way |
+|   1 | `jst_xh_header(jst_xh_header, 2)` |  JST XH connector 2 way |
+|   1 | `jst_xh_header(jst_zh_header, 2)` |  JST ZH connector 2 way |
 |   1 | `potentiometer(KY_040_encoder)` |  KY_040_encoder |
 |   1 | `led(LED10mm, "yellow")` |  LED 10 mm yellow |
 |   1 | `led(LED3mm)` |  LED 3 mm red |
@@ -2512,8 +2517,11 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | `microswitch(small_microswitch)` |  Microswitch DM1-00P-110-3 |
 |   1 | `hdmi(hdmi_mini)` |  Mini HDMI socket |
 |   1 | `molex_254(2)` |  Molex KK header 2 way |
+|   1 | `molex_254(2, right_angle = 1)` |  Molex KK header 2 way right angle |
+|   1 | `molex_254(2, right_angle = -1)` |  Molex KK header 2 way right angle |
 |   1 | `pin_header(2p54header, 4, 1)` |  Pin header 4 x 1 |
 |   1 | `pin_header(2p54header, 5, 1)` |  Pin header 5 x 1 |
+|   1 | `pin_header(2p54header, 5, 1, right_angle = true)` |  Pin header 5 x 1 right_angle |
 |   1 | `pin_socket(2p54header, 4, 1)` |  Pin socket 4 x 1 |
 |   1 | `pin_socket(2p54header, 6, 1)` |  Pin socket 6 x 1 |
 |   2 | `pin_socket(2p54header, 8, 1)` |  Pin socket 8 x 1 |
@@ -2526,12 +2534,22 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | `smd_led(LED0603, orange)` |  SMD LED 0603 orange |
 |   1 | `smd_led(LED0805, red)` |  SMD LED 0805 red |
 |   1 | `smd_led(LED1206, blue)` |  SMD LED 1306 blue |
+|   1 | `smd_tant(TANT_A)` |  SMD Tantalum capacitor package A ,1uF, 2.5V |
+|   1 | `smd_tant(TANT_B)` |  SMD Tantalum capacitor package B ,10uF, 10V |
+|   1 | `smd_tant(TANT_C)` |  SMD Tantalum capacitor package C ,100uF, 16V |
+|   1 | `smd_capacitor(CAP0402)` |  SMD capacitor 0402 10nF |
+|   1 | `smd_capacitor(CAP0502)` |  SMD capacitor 0502 10nF |
 |   1 | `smd_capacitor(CAP0603)` |  SMD capacitor 0603 10nF |
 |   1 | `smd_capacitor(CAP0805)` |  SMD capacitor 0805 100nF |
 |   1 | `smd_capacitor(CAP1206)` |  SMD capacitor 1206 1uF |
-|   1 | `smd_resistor(RES0603, 1K)` |  SMD resistor 0603 1K 0.1W |
+|   1 | `smd_qfp(QFP50P1200X1200X160_64N)` |  SMD chip: ATSAM4S4BA, package : QFP50P1200X1200X160_64N |
+|   1 | `smd_resistor(L2012C, 1u)` |  SMD choke 0805 1u |
+|   1 | `smd_coax(U_FL_R_SMT_1)` |  SMD coax connector type: U_FL_R_SMT_1 |
+|   1 | `smd_resistor(RES0402, 1)` |  SMD resistor 0402 1 0.0625W |
+|   1 | `smd_resistor(RES0502, 10)` |  SMD resistor 0502 10 0.05W |
+|   1 | `smd_resistor(RES0603, 100)` |  SMD resistor 0603 100 0.1W |
 |   1 | `smd_resistor(RES0805, 1K)` |  SMD resistor 0805 1K 0.125W |
-|   1 | `smd_resistor(RES1206, 1K)` |  SMD resistor 1206 1K 0.25W |
+|   1 | `smd_resistor(RES1206, 1M)` |  SMD resistor 1206 1M 0.25W |
 |   1 | `smd_soic(SOIC14)` |  SOIC14 package 74HC00 |
 |   1 | `smd_soic(SOIC16)` |  SOIC16 package ICL323 |
 |   1 | `smd_soic(SOIC18)` |  SOIC18 package PIC18F88 |
@@ -2607,7 +2625,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | `pcb_component(type, name, index = 0)` | Return the component specified by name and index |
 | `pcb_component_position(type, name, index = 0)` | Return x y position of specified component |
 | `pcb_coord(type, p)` | Convert offsets from the edge to coordinates relative to the centre |
-| `pcb_grid_pos(type, x, y, z = 0)` | Returns a pcb grid position |
+| `pcb_grid_pos(type, x, y, z = 0, i = 0)` | Returns a pcb grid position |
 | `pcb_screw(type, cap = hs_cap)` | Mounting screw type |
 | `pcb_size(type)` | Length, width and thickness in a vector |
 
@@ -2633,7 +2651,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | `pcb_component_position(type, name)` | Position child at the specified component position |
 | `pcb_components(type, cutouts = false, angle = undef)` | Draw list of PCB components on the PCB |
 | `pcb_cutouts(type, angle = undef)` | Make cut outs to clear components on a PCB |
-| `pcb_grid(type, x, y, z = 0)` | Positions children at specified grid position |
+| `pcb_grid(type, x, y, z = 0, i = 0)` | Positions children at specified grid position |
 | `pcb_grid_components(type, components, cutouts = false, angle = undef)` | Draw list of components on the PCB grid for perf board |
 | `pcb_screw_positions(type)` | Positions children at the mounting hole positions |
 | `pcb_spacer(screw, height, wall = 1.8, taper = 0)` | Generate STL for PCB spacer |
@@ -2685,11 +2703,12 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | `molex_254(3)` |  Molex KK header 3 way - not shown |
 |  20 | `nut(M2_nut, nyloc = true)` |  Nut M2 x 1.6mm nyloc |
 |  34 | `nut(M2p5_nut, nyloc = true)` |  Nut M2.5 x 2.2mm nyloc |
-|  40 | `nut(M3_nut, nyloc = true)` |  Nut M3 x 2.4mm nyloc |
+|  43 | `nut(M3_nut, nyloc = true)` |  Nut M3 x 2.4mm nyloc |
 |   8 | `nut(M4_nut, nyloc = true)` |  Nut M4 x 3.2mm nyloc |
 |   1 | `pcb(OPZ2)` |  Orange Pi Zero 2 |
 |   1 | `pcb(PI_IO)` |  PI_IO V2 - not shown |
 |   1 | `pcb(PSU12V1A)` |  PSU 12V 1A - not shown |
+|   1 | `pcb(PanelDue_v3)` |  Panel Due v3.0a LCD Display interface |
 |   1 | `pcb(PERF60x40)` |  Perfboard 60 x 40mm |
 |   1 | `pcb(PERF70x30)` |  Perfboard 70 x 30mm |
 |   1 | `pcb(PERF70x50)` |  Perfboard 70 x 50mm |
@@ -2707,12 +2726,13 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |  12 | `screw(M2_cap_screw, 20)` |  Screw M2 cap x 20mm |
 |   2 | `screw(M2p5_cap_screw, 16)` |  Screw M2.5 cap x 16mm |
 |   8 | `screw(M2p5_cap_screw, 25)` |  Screw M2.5 cap x 25mm |
-|  12 | `screw(M2p5_cap_screw, 30)` |  Screw M2.5 cap x 30mm |
+|   8 | `screw(M2p5_cap_screw, 30)` |  Screw M2.5 cap x 30mm |
+|   4 | `screw(M2p5_cap_screw, 35)` |  Screw M2.5 cap x 35mm |
 |   4 | `screw(M2p5_pan_screw, 20)` |  Screw M2.5 pan x 20mm |
 |   8 | `screw(M2p5_pan_screw, 25)` |  Screw M2.5 pan x 25mm |
 |  17 | `screw(M3_cap_screw, 16)` |  Screw M3 cap x 16mm |
 |  15 | `screw(M3_cap_screw, 20)` |  Screw M3 cap x 20mm |
-|   8 | `screw(M3_cap_screw, 30)` |  Screw M3 cap x 30mm |
+|  11 | `screw(M3_cap_screw, 30)` |  Screw M3 cap x 30mm |
 |   4 | `screw(M4_cap_screw, 20)` |  Screw M4 cap x 20mm |
 |   4 | `screw(M4_cap_screw, 25)` |  Screw M4 cap x 25mm |
 |   1 | `pcb(XIAO)` |  Seeeduino XIAO |
@@ -2723,7 +2743,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | `pcb(WD2002SJ)` |  WD2002SJ Buck Boost DC-DC converter |
 |  20 | `washer(M2_washer)` |  Washer  M2 x 5mm x 0.3mm |
 |  34 | `washer(M2p5_washer)` |  Washer  M2.5 x 5.9mm x 0.5mm |
-|  40 | `washer(M3_washer)` |  Washer  M3 x 7mm x 0.5mm |
+|  43 | `washer(M3_washer)` |  Washer  M3 x 7mm x 0.5mm |
 |   8 | `washer(M4_washer)` |  Washer  M4 x 9mm x 0.8mm |
 |   1 | `pcb(ZC_A0591)` |  ZC-A0591 ULN2003 driver PCB |
 
@@ -2739,13 +2759,14 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   4 | pcb_spacer25140.stl |
 |   4 | pcb_spacer25150_2.stl |
 |   4 | pcb_spacer25160_2.stl |
-|   4 | pcb_spacer25190.stl |
 |   4 | pcb_spacer25200.stl |
 |   4 | pcb_spacer25210.stl |
+|   4 | pcb_spacer25220.stl |
 |   2 | pcb_spacer2550.stl |
 |   4 | pcb_spacer2590.stl |
 |   4 | pcb_spacer30170.stl |
 |   4 | pcb_spacer30180.stl |
+|   3 | pcb_spacer30190.stl |
 |   8 | pcb_spacer3050.stl |
 |   9 | pcb_spacer3060.stl |
 |   7 | pcb_spacer3070.stl |
@@ -2754,6 +2775,49 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   4 | pcb_spacer4090.stl |
 
 
+<a href="#top">Top</a>
+
+---
+<a name="Photo_interrupters"></a>
+## Photo_interrupters
+Photo interrupter modules popular in robot kits and from China.
+
+[vitamins/photo_interrupters.scad](vitamins/photo_interrupters.scad) Object definitions.
+
+[vitamins/photo_interrupter.scad](vitamins/photo_interrupter.scad) Implementation.
+
+[tests/photo_interrupters.scad](tests/photo_interrupters.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| `pi_base_height(type)` | Height of the base |
+| `pi_base_length(type)` | Length of the base |
+| `pi_base_width(type)` | Width of the base |
+| `pi_color(type)` | Color of photo interrupter |
+| `pi_gap_height(type)` | Height of the gap where the light can be interrupted |
+| `pi_gap_width(type)` | Width of the gap |
+| `pi_hole_diameter(type)` | Diameter of the mounting holes |
+| `pi_pcb(type)` | Parameter for the support PCB, created with pi_pcb |
+| `pi_stem_width(type)` | Width of the stems |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| `photo_interrupter(type)` | Draw the photo interrupter, with PCB |
+| `pi_cutout(type)` | Shape to subtract for fitting a photo interrupter |
+| `pi_hole_locations(type)` | Locations of photo interrupter mounting holes |
+| `pi_pcb(type)` | Draw the support PCB |
+| `pi_pcb_hole_locations(pcb)` | Locations of the PCB holes |
+
+![photo_interrupters](tests/png/photo_interrupters.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | `photo_interrupter(PH1)` |  PH1 Photo interrupter |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -2886,9 +2950,9 @@ Pin headers and sockets, etc.
 ### Modules
 | Module | Description |
 |:--- |:--- |
-| `box_header(type, cols = 1, rows = 1, smt = false, cutout = false)` | Draw box header |
+| `box_header(type, cols = 1, rows = 1, smt = false, cutout = false, right_angle = false)` | Draw box header |
 | `idc_transition(type, cols = 5, skip = [], cutout = false)` | Draw IDC transition header |
-| `jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_colour = false, smt = false)` | Draw JST XH connector |
+| `jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_colour = false, smt = false)` | Draw JST XH, PH or ZH connector |
 | `pin(type, length = undef)` | Draw a header pin |
 | `pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cutout = false, colour)` | Draw pin header |
 | `pin_socket(type, cols = 1, rows = 1, right_angle = false, height = 0, smt = false, cutout = false, colour)` | Draw pin socket |
@@ -2899,8 +2963,22 @@ Pin headers and sockets, etc.
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
 |   1 | `box_header(2p54header, 10, 2)` |  Box header 10 x 2 |
+|   1 | `box_header(2p54header, 10, 2, right_angle = true)` |  Box header 10 x 2 right angle  |
 |   1 | `box_header(2p54header, 8, 1)` |  Box header 8 x 1 |
+|   1 | `box_header(2p54header, 8, 1, right_angle = true)` |  Box header 8 x 1 right angle  |
 |   1 | `idc_transition(2p54header, 10)` |  IDC transition header 10 x 2 |
+|   1 | `jst_xh_header(jst_ph_header, 2)` |  JST PH connector 2 way |
+|   1 | `jst_xh_header(jst_ph_header, 2, right_angle = true)` |  JST PH connector 2 way right_angle |
+|   1 | `jst_xh_header(jst_ph_header, 5)` |  JST PH connector 5 way |
+|   1 | `jst_xh_header(jst_ph_header, 5, right_angle = true)` |  JST PH connector 5 way right_angle |
+|   1 | `jst_xh_header(jst_xh_header, 2)` |  JST XH connector 2 way |
+|   1 | `jst_xh_header(jst_xh_header, 2, right_angle = true)` |  JST XH connector 2 way right_angle |
+|   1 | `jst_xh_header(jst_xh_header, 5)` |  JST XH connector 5 way |
+|   1 | `jst_xh_header(jst_xh_header, 5, right_angle = true)` |  JST XH connector 5 way right_angle |
+|   1 | `jst_xh_header(jst_zh_header, 2)` |  JST ZH connector 2 way |
+|   1 | `jst_xh_header(jst_zh_header, 2, right_angle = true)` |  JST ZH connector 2 way right_angle |
+|   1 | `jst_xh_header(jst_zh_header, 5)` |  JST ZH connector 5 way |
+|   1 | `jst_xh_header(jst_zh_header, 5, right_angle = true)` |  JST ZH connector 5 way right_angle |
 |   1 | `pin_header(2p54header, 10, 2)` |  Pin header 10 x 2 |
 |   1 | `pin_header(2p54header, 3, 1, right_angle = true)` |  Pin header 3 x 1 right_angle |
 |   1 | `pin_header(2p54header, 3, 2, right_angle = true)` |  Pin header 3 x 2 right_angle |
@@ -2941,7 +3019,7 @@ Potentiometers and rotary encoders
 | `pot_spigot_x(type)` | Spigot offset from the shaft centre |
 | `pot_thread_d(type)` | Nomininal thread diameter |
 | `pot_thread_h(type)` | Height of threaded part |
-| `pot_thread_p(type)` | Thread pritch |
+| `pot_thread_p(type)` | Thread pitch |
 | `pot_wafer(type)` | Width, diameter and thickness of the track wafer plus true if curved |
 | `pot_washer(type)` | Outside diameter and thickness of the washer |
 
@@ -3434,6 +3512,7 @@ For an explanation of `screw_polysink()` see <https://hydraraptor.blogspot.com/2
 | `screw_radius(type)` | Nominal radius |
 | `screw_socket_af(type)` | Socket across flats |
 | `screw_socket_depth(type)` | Socket or slot depth |
+| `screw_thread_diameter(type)` | Thread diameter, if different from nominal diameter |
 | `screw_washer(type)` | Default washer |
 
 ### Functions
@@ -3476,12 +3555,14 @@ For an explanation of `screw_polysink()` see <https://hydraraptor.blogspot.com/2
 |   1 | `screw(M3_hex_screw, 10)` |  Screw M3 hex x 10mm |
 |   1 | `screw(M3_low_cap_screw, 10)` |  Screw M3 low cap x 10mm |
 |   1 | `screw(M3_pan_screw, 10)` |  Screw M3 pan x 10mm |
+|   1 | `screw(M3_shoulder_screw, 12)` |  Screw M3 shoulder x 12mm |
 |   1 | `screw(M4_cap_screw, 25)` |  Screw M4 cap x 25mm |
 |   1 | `screw(M4_cs_cap_screw, 25)` |  Screw M4 cs cap x 25mm |
 |   1 | `screw(M4_dome_screw, 25)` |  Screw M4 dome x 25mm |
 |   1 | `screw(M4_grub_screw, 8)` |  Screw M4 grub x  8mm |
 |   1 | `screw(M4_hex_screw, 30)` |  Screw M4 hex x 30mm |
 |   1 | `screw(M4_pan_screw, 30)` |  Screw M4 pan x 30mm |
+|   1 | `screw(M4_shoulder_screw, 16)` |  Screw M4 shoulder x 16mm |
 |   1 | `screw(M5_cap_screw, 30)` |  Screw M5 cap x 30mm |
 |   1 | `screw(M5_cs_cap_screw, 30)` |  Screw M5 cs cap x 30mm |
 |   1 | `screw(M5_dome_screw, 30)` |  Screw M5 dome x 30mm |
@@ -3769,6 +3850,21 @@ SK shaft support brackets
 ## SMDs
 Surface mount components for PCBs.
 
+Note that the value string for tantalum capacitors is the the capacitance in pico farads expressed as two digits plus an exponent plus a single letter voltage code.
+E.g. 475A is 4.7uF 10V on the parts list.
+
+| Code | Voltage |
+| ---- | ------- |
+| e | 2.5 |
+| G | 4 |
+| J | 6.3 |
+| A | 10 |
+| C | 16 |
+| D | 20 |
+| E | 25 |
+| V | 35 |
+| H | 50 |
+
 [vitamins/smds.scad](vitamins/smds.scad) Object definitions.
 
 [vitamins/smd.scad](vitamins/smd.scad) Implementation.
@@ -3780,6 +3876,14 @@ Surface mount components for PCBs.
 |:--- |:--- |
 | `smd_cap_end_cap(type)` | End cap width |
 | `smd_cap_size(type)` | Body length, width |
+| `smd_coax_base_r(type)` | Corner radius of the base |
+| `smd_coax_base_size(type)` | Size of the insulating base |
+| `smd_coax_groove(type)` | Groove id, width and z |
+| `smd_coax_lug_size(type)` | lug size |
+| `smd_coax_pin_d(type)` | Central pin diameter |
+| `smd_coax_tube(type)` | OD, ID, height |
+| `smd_contact_size(type)` | contact size |
+| `smd_diode_colour(type)` | Body colour |
 | `smd_diode_lead_z(type)` | Top of lead frame from top |
 | `smd_diode_leads(type)` | Lead extent in x, width, thickness and gap |
 | `smd_diode_size(type)` | Body length, width and height |
@@ -3796,8 +3900,14 @@ Surface mount components for PCBs.
 | `smd_pot_flat(type)` | Flat at the back of the wiper |
 | `smd_pot_size(type)` | Base length, width and height |
 | `smd_pot_wiper(type)` | Wiper diameter, offset, thickness, height, d1, d2, d3, d4 |
+| `smd_qfp_body_size(type)` | Size of the body |
+| `smd_qfp_gullwing(type)` | Gullwing S, L, R1, R2 |
+| `smd_qfp_pin_size(type)` | Pins dimensions |
+| `smd_qfp_pins(type)` | Number of pins |
+| `smd_qfp_pitch(type)` | Pin pitch |
+| `smd_qfp_slant(type)` | Angle of the slope |
 | `smd_res_end_cap(type)` | End cap width |
-| `smd_res_power(type)` | Power rating in Watts |
+| `smd_res_power(type)` | Power rating in Watts, 0 for choke |
 | `smd_res_size(type)` | Body length, width and height |
 | `smd_soic_lead_pitch(type)` | Lead pitch |
 | `smd_soic_lead_size(type)` | Lead width, foot depth, lead thickness |
@@ -3812,6 +3922,11 @@ Surface mount components for PCBs.
 | `smd_sot_size(type)` | Body length, width and height |
 | `smd_sot_tab_width(type)` | The wide lead at the top |
 | `smd_sot_z(type)` | Height above PCB surface |
+| `smd_tant_colours(type)` | Colours of body and stripe |
+| `smd_tant_lead_z(type)` | Top of lead frame from top |
+| `smd_tant_leads(type)` | Lead extent in x, width, thickness and gap |
+| `smd_tant_size(type)` | Body length, width and height |
+| `smd_tant_z(type)` | Height above PCB surface |
 
 ### Functions
 | Function | Description |
@@ -3824,28 +3939,41 @@ Surface mount components for PCBs.
 | Module | Description |
 |:--- |:--- |
 | `smd_capacitor(type, height, value = undef)` | Draw an SMD capacitor with specified height |
+| `smd_coax(type)` | Draw an SMD coaxial connector |
 | `smd_diode(type, value)` | Draw an SMD diode |
 | `smd_inductor(type, value)` | Draw an SMD inductor |
 | `smd_led(type, colour, cutout)` | Draw an SMD LED with specified `colour` |
 | `smd_pot(type, value)` | Draw an SMD pot |
+| `smd_qfp(type, value)` | Draw and SMD QFP package |
 | `smd_resistor(type, value)` | Draw an SMD resistor with specified value |
 | `smd_soic(type, value)` | Draw an SMD SOIC |
 | `smd_sot(type, value)` | Draw an SMD transistor |
+| `smd_tant(type, value)` | Draw an SMD tantalum capacitor |
 
 ![smds](tests/png/smds.png)
 
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   1 | `smd_diode(DO241AC)` |  DO241AC package SS34 |
+|   1 | `smd_diode(DO214AC)` |  DO214AC package SS34 |
 |   1 | `smd_inductor(IND2525)` |  IND2525 package 4R7 |
 |   1 | `smd_led(LED0603, green)` |  SMD LED 0603 green |
 |   1 | `smd_led(LED0805, blue)` |  SMD LED 0805 blue |
 |   1 | `smd_led(LED1206, red)` |  SMD LED 1306 red |
+|   1 | `smd_tant(TANT_A)` |  SMD Tantalum capacitor package A ,1uF, 2.5V |
+|   1 | `smd_tant(TANT_B)` |  SMD Tantalum capacitor package B ,10uF, 6.3V |
+|   1 | `smd_tant(TANT_C)` |  SMD Tantalum capacitor package C ,100uF, 10V |
+|   1 | `smd_capacitor(CAP0402)` |  SMD capacitor 0402 |
+|   1 | `smd_capacitor(CAP0502)` |  SMD capacitor 0502 |
 |   1 | `smd_capacitor(CAP0603)` |  SMD capacitor 0603 |
 |   1 | `smd_capacitor(CAP0805)` |  SMD capacitor 0805 |
 |   1 | `smd_capacitor(CAP1206)` |  SMD capacitor 1206 |
-|   1 | `smd_resistor(RES0603, 1R0)` |  SMD resistor 0603 1R0 0.1W |
+|   1 | `smd_qfp(QFP50P1200X1200X160_64N)` |  SMD chip: ATSAM4S4BA, package : QFP50P1200X1200X160_64N |
+|   1 | `smd_resistor(L2012C, 10u)` |  SMD choke 0805 10u |
+|   1 | `smd_coax(U_FL_R_SMT_1)` |  SMD coax connector type: U_FL_R_SMT_1 |
+|   1 | `smd_resistor(RES0402, 1R0)` |  SMD resistor 0402 1R0 0.0625W |
+|   1 | `smd_resistor(RES0502, 10)` |  SMD resistor 0502 10 0.05W |
+|   1 | `smd_resistor(RES0603, 100)` |  SMD resistor 0603 100 0.1W |
 |   1 | `smd_resistor(RES0805, 10M)` |  SMD resistor 0805 10M 0.125W |
 |   1 | `smd_resistor(RES1206, 100K)` |  SMD resistor 1206 100K 0.25W |
 |   1 | `smd_soic(SOIC14)` |  SOIC14 package SOIC14 |
@@ -6707,7 +6835,6 @@ Maths utilities for manipulating vectors and matrices.
 | `argcoth(x)` | inverse hyperbolic cotangent |
 | `argsinh(x)` | inverse hyperbolic sine |
 | `argtanh(x)` | inverse hyperbolic tangent |
-| `augment(m)` | Augment a matrix by adding an identity matrix to the right |
 | `circle_intersect(c1, r1, c2, r2)` | Calculate one point where two circles in the X-Z plane intersect, clockwise around c1 |
 | `cosh(x)` | hyperbolic cosine |
 | `coth(x)` | hyperbolic cotangent |
@@ -6727,11 +6854,8 @@ Maths utilities for manipulating vectors and matrices.
 | `rot2_z(a)` | Generate a 2x2 matrix to rotate around z |
 | `rot3_z(a)` | Generate a 3x3 matrix to rotate around z |
 | `rotate(a, v)` | Generate a 4x4 rotation matrix, `a` can be a vector of three angles or a single angle around `z`, or around axis `v` |
-| `rowswap(m, i, j)` | Swap two rows of a matrix |
 | `scale(v)` |  Generate a 4x4 matrix that scales by `v`, which can be a vector of xyz factors or a scalar to scale all axes equally |
 | `sinh(x)` | hyperbolic sine |
-| `solve(m, i = 0, j = 0)` | Solve each row ensuring diagonal is not zero |
-| `solve_row(m, i)` | Make diagonal one by dividing the row by it and subtract from other rows to make column zero |
 | `sqr(x)` | Square x |
 | `sumv(v)` | sum a vector of values that can be added with "+" |
 | `tanh(x)` | hyperbolic tangent |

scripts/bom.py

@@ -140,7 +140,7 @@ class BOM:
         for part in sorted(self.vitamins):
             i += 1
             if ': ' in part:
-                part_no, description = part.split(': ')
+                part_no, description = part.split(': ', 1)
             else:
                 part_no, description = "", part
             qty = self.vitamins[part].count
@@ -183,7 +183,7 @@ class BOM:
 
         for part in sorted(self.vitamins):
             if ': ' in part:
-                part_no, description = part.split(': ')
+                part_no, description = part.split(': ', 1)
             else:
                 part_no, description = "", part
             if breakdown:

scripts/tests.py

@@ -259,11 +259,11 @@ def tests(tests):
                     things = BOM[thing]
                     if things:
                         body += ['### %s\n| Qty | %s |\n| ---:|:--- |%s' % (thing.title(), heading, ':---|' if '|' in heading else '')]
-                        for item in sorted(things, key = lambda s: s.split(":")[-1]):
+                        for item in sorted(things, key = lambda s: s.split(":",1)[-1]):
                             name = item
                             desc = ''
                             if thing == "vitamins":
-                                vit = item.split(':')
+                                vit = item.split(':', 1)
                                 name = '`' + vit[0] + '`' if vit[0] else ''
                                 while '[[' in name and ']]' in name:
                                     i = name.find('[[')

scripts/views.py

@@ -303,7 +303,7 @@ def views(target, do_assemblies = None):
                 grand_total2 = 0
                 heading = headings[t][0].upper() + headings[t][1:]
                 print(('|  ' * len(global_bom) + '| | **%s** |') % heading, file = doc_file)
-                for thing in sorted(things[t], key = lambda s: s.split(":")[-1]):
+                for thing in sorted(things[t], key = lambda s: s.split(":",1)[-1]):
                     for ass in global_bom:
                         count = ass[t][thing]["count"] if thing in ass[t] else 0
                         print('| %s ' % pad(count if count else '.', 2, 1), file = doc_file, end = '')
@@ -313,7 +313,7 @@ def views(target, do_assemblies = None):
                         else:
                             totals[name] = count
                         grand_total2 += count
-                    print('|  %s | %s |' % (pad(things[t][thing], 2, 1), pad(thing.split(":")[-1], 2)), file = doc_file)
+                    print('|  %s | %s |' % (pad(things[t][thing], 2, 1), pad(thing.split(":",1)[-1], 2)), file = doc_file)
 
                 grand_total = 0
                 for ass in global_bom:
@@ -344,8 +344,8 @@ def views(target, do_assemblies = None):
                 print("### Vitamins",         file = doc_file)
                 print("|Qty|Description|",    file = doc_file)
                 print("|---:|:----------|",    file = doc_file)
-                for v in sorted(vitamins, key = lambda s: s.split(":")[-1]):
-                    print("|%d|%s|" % (vitamins[v]["count"], v.split(":")[1]),     file = doc_file)
+                for v in sorted(vitamins, key = lambda s: s.split(":",1)[-1]):
+                    print("|%d|%s|" % (vitamins[v]["count"], v.split(":",1)[1]),     file = doc_file)
                 print("\n", file = doc_file)
 
             printed = ass["printed"]

tests/PCB.scad

@@ -62,30 +62,44 @@ test_pcb = ["test_pcb", "Test PCB",
     [
         [ 20, -5,  180, "trimpot10"],
         [ 20, -15,  90, "trimpot10", true],
-        [  7,  2,   90, "smd_led", LED1206, "blue"],
-        [ 10,  2,   90, "smd_led", LED0805, "red"],
+        [ 19,  2,   90, "smd_led", LED1206, "blue"],
+        [ 16,  2,   90, "smd_led", LED0805, "red"],
         [ 13,  2,   90, "smd_led", LED0603, "orange"],
-        [ 16,  2,   90, "smd_res", RES1206, "1K"],
-        [ 19,  2,   90, "smd_res", RES0805, "1K"],
-        [ 22,  2,   90, "smd_res", RES0603, "1K"],
-        [ 25,  2,   90, "smd_cap", CAP1206, 1.5, "1uF"],
-        [ 28,  2,   90, "smd_cap", CAP0805, 1.0, "100nF"],
-        [ 31,  2,   90, "smd_cap", CAP0603, 0.7, "10nF"],
-        [ 34,  3,   90, "smd_diode",DO241AC, "SS34"],
-        [ 21,  6,  -90, "smd_pot", TC33X1, "10K"],
-        [ 16,  6,  -90, "smd_sot", SOT23, "2N7000"],
-        [ 28,  8,  -90, "smd_sot", SOT223, "LM117"],
+        [ 10,  2,  -90, "smd_res", L2012C, "1u"],
+        [ 19,  6,  -90, "smd_res", RES1206, "1M"],
+        [ 16,  6,  -90, "smd_res", RES0805, "1K"],
+        [ 13,  6,  -90, "smd_res", RES0603, "100"],
+        [ 10,  6,  -90, "smd_res", RES0502, "10"],
+        [  7,  6,  -90, "smd_res", RES0402, "1"],
+        [ 19, 10,   90, "smd_cap", CAP1206, 1.5, "1uF"],
+        [ 16, 10,   90, "smd_cap", CAP0805, 1.0, "100nF"],
+        [ 13, 10,   90, "smd_cap", CAP0603, 0.7, "10nF"],
+        [ 10, 10,   90, "smd_cap", CAP0502, 0.6, "10nF"],
+        [  7, 10,   90, "smd_cap", CAP0402, 0.5, "10nF"],
+        [ 19, 16,  -90, "smd_tant", TANT_C, "107C"],
+        [ 13, 16,  -90, "smd_tant", TANT_B, "106A"],
+        [  7, 16,  -90, "smd_tant", TANT_A, "105e"],
+        [ 32,  3,  -90, "smd_diode",DO214AC, "SS34"],
+        [ 26,  2,  -90, "smd_pot", TC33X1, "10K"],
+        [ 26,  6,  -90, "smd_coax",U_FL_R_SMT_1],
+
+        [ 26, 10,  -90, "smd_sot", SOT23, "2N7000"],
+        [ 28, 16,  -90, "smd_sot", SOT223, "LM117"],
+
+        [ 30, 30,  -90, "smd_qfp", QFP50P1200X1200X160_64N, "ATSAM4S4BA"],
 
         [ 45,  35,   0, "2p54header", 4, 1],
         [ 60,  35,   0, "2p54header", 5, 1, false, "blue" ],
+        [ 60,  40, 180, "2p54header", 5, 1, false, undef, true],
         [ 80,  33,   0, "2p54boxhdr", 4, 2],
+        [ 80,  40,   0, "2p54boxhdr", 4, 2, false, true, true],
         [ 45,  30,   0, "2p54socket", 4, 1, false, 0, false, "red" ],
         [ 60,  30,   0, "2p54socket", 6, 1],
 
-        [ 59,  50, 180, "led", LED3mm, "red"],
-        [ 66,  50, 180, "led", LED5mm, "orange"],
-        [ 77,  50, 180, "led", LED8mm, "blue"],
-        [ 90,  50, 180, "led", LED10mm, "yellow"],
+        [ 59,  60, 180, "led", LED3mm, "red"],
+        [ 66,  60, 180, "led", LED5mm, "orange"],
+        [ 77,  60, 180, "led", LED8mm, "blue"],
+        [ 90,  60, 180, "led", LED10mm, "yellow"],
         [ 10,  35, 180, "rj45"],
         [  7,  50, 180, "usb_vAx1"],
         [  8,  65, 180, "usb_A"],
@@ -130,11 +144,16 @@ test_pcb = ["test_pcb", "Test PCB",
         [ 95,  15, -90, "flat_flex"],
         [ 87,  15, -90, "flat_flex", true],
 
-        [ 50,  50,   0, "molex_hdr", 2],
-        [ 50,  60,   0, "jst_xh", 2],
-        [ 50,  70, 180, "term254", 3],
-        [ 63,  70, 180, "term254", 3, undef, grey(20)],
-        [ 75,  70, 180, "gterm508",2, undef, "blue"],
+        [ 47,  55,   0, "molex_hdr", 2],
+        [ 51,  48,   0, "molex_hdr", 2, 1],
+        [ 51,  41,   0, "molex_hdr", 2, -1],
+        [ 45,  65,   0, "jst_xh", 2],
+        [ 54,  65,   0, "jst_ph", 2],
+        [ 61,  65,   0, "jst_zh", 2],
+
+        [ 50,  75, 180, "term254", 3],
+        [ 63,  75, 180, "term254", 3, undef, grey(20)],
+        [ 75,  75, 180, "gterm508",2, undef, "blue"],
 
         [ 50,  90, 180, "gterm35", 4, [1,2]],
         [ 63,  90, 180, "gterm35", 4, [1,2], "red"],

tests/SMDs.scad

@@ -23,7 +23,7 @@ include <../vitamins/smds.scad>
 
 module smds() {
     layout([for(r = smd_resistors) smd_res_size(r).x], 1)
-        smd_resistor(smd_resistors[$i], ["1R0", "10M", "100K"][$i % 3]);
+        smd_resistor(smd_resistors[$i], ["1R0", "10", "100", "10M", "100K", "10u"][$i % 6]);
 
     translate([0, 3])
         layout([for(l = smd_leds) smd_led_size(l).x], 1)
@@ -35,29 +35,44 @@ module smds() {
                 smd_capacitor(c, smd_cap_size(c).y * 0.8);
 
     translate([0, 9])
-        layout([for(d = smd_diodes) smd_diode_size(d).x], 1)
+        layout([for(t = smd_tants) smd_tant_leads(t).x], 1)
+            let(t = smd_tants[$i])
+                smd_tant(t, ["105e","106J", "107A"][$i]);
+
+    translate([0, 12.5])
+        layout([for(d = smd_diodes) smd_diode_leads(d).x], 1)
             let(d = smd_diodes[$i])
                 smd_diode(d, ["SS34"][$i]);
 
-    translate([0, 15])
+    translate([0, 24])
         layout([for(s = smd_sots) smd_sot_size(s).x], 1)
             let(s = smd_sots[$i])
                 smd_sot(s, ["2N7000", "FZT851"][$i]);
 
-    translate([0, 21])
+    translate([0, 18])
         layout([for(p = smd_pots) smd_pot_size(p).x], 1)
             let(p = smd_pots[$i])
                 smd_pot(p, "10K");
 
-    translate([0, 28])
+    translate([6, 18])
+        layout([for(c = smd_coaxs) smd_coax_base_size(c).x], 1)
+            let(c = smd_coaxs[$i])
+                smd_coax(c);
+
+    translate([0, 31])
         layout([for(s = smd_soics) smd_soic_size(s).x], 1)
             let(s = smd_soics[$i])
                 smd_soic(s, s[0]);
 
-    translate([0, 36])
-        layout([for(i = smd_inductors) smd_inductor_size(i).x], 1)
+    translate([0, 39])
+        layout([for(i = smd_inductors) smd_inductor_leads(i).x], 1)
             let(i = smd_inductors[$i])
                 smd_inductor(i, "4R7");
+
+    translate([20, 6])
+         layout([for(q = smd_qfps) smd_qfp_body_size(q).x], 3)
+            let(q = smd_qfps[$i])
+                smd_qfp(q, ["ATSAM4S4BA"][$i]);
 }
 
 if($preview)

tests/camera_housing.scad

@@ -26,8 +26,9 @@ include <../vitamins/cameras.scad>
 use <../vitamins/pcb.scad>
 
 module camera_housings()
-    layout([for(c = cameras) pcb_length(camera_pcb(c))], 15, false) let(c = cameras[$i])
-        camera_fastened_assembly(c, 3);
+    layout([for(c = cameras) pcb_length(camera_pcb(c))], 10, false) let(c = cameras[$i])
+        if(pcb_screw(camera_pcb(c)))
+            camera_fastened_assembly(c, 3);
 
 if($preview)
     camera_housings();

tests/photo_interrupters.scad

@@ -0,0 +1,28 @@
+//
+// NopSCADlib Copyright Chris Palmer 2023
+// nop.head@gmail.com
+// hydraraptor.blogspot.com
+//
+// This file is part of NopSCADlib.
+//
+// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
+// GNU General Public License as published by the Free Software Foundation, either version 3 of
+// the License, or (at your option) any later version.
+//
+// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+// See the GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along with NopSCADlib.
+// If not, see <https://www.gnu.org/licenses/>.
+//
+include <../utils/core/core.scad>
+include <../vitamins/photo_interrupters.scad>
+
+use <../utils/layout.scad>
+
+module photo_interrupters()
+    layout([for(l = photo_interrupters) pi_base_length(l)], 5, true)
+        photo_interrupter(photo_interrupters[$i]);
+
+photo_interrupters();

tests/pin_headers.scad

@@ -45,9 +45,15 @@ module pin_headers() {
         translate([0, 50])
             box_header(pin_headers[$i], 8, 1);
 
+        translate([40, 40])
+            box_header(pin_headers[$i], 8, 1, right_angle = true);
+
         translate([0, 60])
             box_header(pin_headers[$i], 10, 2);
 
+        translate([40, 60])
+            box_header(pin_headers[$i], 10, 2, right_angle = true);
+
         translate([0, 70])
             pin_socket(pin_headers[$i], 8, 1);
 

tests/screws.scad

@@ -56,7 +56,7 @@ module screws() {
                     screw(screw, length);
             }
         }
-        translate([20, 40, -15])
+        translate([20, 60, -15])
             polysink_stl();
 }
 

utils/maths.scad

@@ -118,24 +118,24 @@ module position_children(list, t) //! Position children if they are on the Z = 0
 
 // Matrix inversion: https://www.mathsisfun.com/algebra/matrix-inverse-row-operations-gauss-jordan.html
 
-function augment(m) = let(l = len(m), n = identity(l)) [ //! Augment a matrix by adding an identity matrix to the right
+function augment(m) = let(l = len(m), n = identity(l)) [ // Augment a matrix by adding an identity matrix to the right
     for(i = [0 : l - 1])
         concat(m[i], n[i])
 ];
 
-function rowswap(m, i, j) = [ //! Swap two rows of a matrix
+function rowswap(m, i, j) = [ // Swap two rows of a matrix
     for(k = [0 : len(m) - 1])
         k == i ? m[j] : k == j ? m[i] : m[k]
 ];
 
-function solve_row(m, i) = let(diag = m[i][i]) [ //! Make diagonal one by dividing the row by it and subtract from other rows to make column zero
+function solve_row(m, i) = let(diag = m[i][i]) [ // Make diagonal one by dividing the row by it and subtract from other rows to make column zero
     for(j = [0 : len(m) - 1])
         i == j ? m[j] / diag : m[j] - m[i] * m[j][i] / diag
 ];
 
 function nearly_zero(x) = abs(x) < 1e-5; //! True if x is close to zero
 
-function solve(m, i = 0, j = 0) = //! Solve each row ensuring diagonal is not zero
+function solve(m, i = 0, j = 0) = // Solve each row ensuring diagonal is not zero
     i < len(m) ?
         assert(i + j < len(m), "matrix is singular")
          solve(!nearly_zero(m[i + j][i]) ? solve_row(j ? rowswap(m, i, i + j) : m, i) : solve(m, i, j + 1), i + 1)

vitamins/camera.scad

@@ -91,7 +91,7 @@ module camera(type, show_lens = true, fov_distance = 0, fov = undef) {
             color("orange")
                 hull() {
                     translate_z(flex.y /2)
-                        translate(camera_lens_offset(type) + [0, camera_lens(type)[0][0].y / 2])
+                        translate(camera_lens_offset(type) + [0, sign(pos.y) * camera_lens(type)[0][0].y / 2, 0])
                             cube([flex.x, eps, flex.y], center = true);
 
                     translate_z(conn.z - flex.y)

vitamins/cameras.scad

@@ -70,6 +70,92 @@ rpi_camera = ["rpi_camera", "Raspberry Pi focusable camera", rpi_camera_pcb, [0,
     [0, 18 - 1.5 - 2.5], [8, 5, 1.6]
 ];
 
-cameras = [rpi_camera_v1, rpi_camera_v2, rpi_camera];
+esp32_cam_x = 1; // Seems to vary as mine is offset but pictures on the web show it more centered.
+
+ESP32_module =  ["", "", 18, 26, 0.8,   0, 0.7, [1.1, 1.1, 0, gold], grey(18), false, [
+        for(x = [0,1], y = [0:13]) [x * 18, y * 1.27 + 1.4],       // Hole positions on the edge
+        for(x = [0:9]) [18 / 2 + (x - 4.5) * 1.27, 0],
+
+    ],
+    [
+        [18 / 2,        9.7 - 3.4 / 2 , 0, "block", 15.75, 17.6 - 3.4, 2.2, silver, false, 0.3, 0.3], // can
+        [18 / 2 - 2.65, 9.7 ,           0, "block", 10.4,  17.6,       2.2, silver, false, 0.3, 0.3], // can
+        [12.7, -6.5,  45, "smd_res", RES0502],
+        [15.15, -8.3, -90, "smd_coax", U_FL_R_SMT_1],
+        // Antenna
+        let(x = [0.9, 3.2, 5.7, 8.1, 10.6, 12.8, 15, 15.2])
+        each [
+            for(i = [0, 5,6,7])  [x[i],                -2.8,  0, "block", 0.6,             4.8, 0.2, gold], // long verticals
+            for(i = [1: 4])      [x[i],                -2.05, 0, "block", 0.6,             3.3, 0.2, gold], // short verticals
+            for(i = [0, 2, 4,5])[(x[i] + x[i + 1]) / 2, -0.7, 0, "block", x[i + 1] - x[i], 0.6, 0.2, gold], // top horizontals
+            for(i = [1, 3])     [(x[i] + x[i + 1]) / 2, -3.4, 0, "block", x[i + 1] - x[i], 0.6, 0.2, gold], // lower horizontals
+        ]
+     ],
+];
+
+ESP32_CAM_pcb = ["", "", 27, 40, 1.7, 2.5, 0, 0, grey(15), false, [],
+    [
+        [27 / 2, 26 / 2, 0, "-pcb", 0, ESP32_module],
+        for(side = [-1, 1]) [side * inch(0.45) + 27 / 2, -(4.2 + inch(.35)), 0, "-2p54header", 1, 8],
+        [ 27 / 2, -8, 90, "uSD", [14.85, 14.65, 1.8]],
+        [ 27 / 2 + 1, 15, 0, "flat_flex", false],
+        [ 27 / 2 + inch(0.45), 10.5, 0, "block", 3, 3, 0.8, grey(90)],
+        [ 27 / 2 + inch(0.45), 10.5, 0, "block", 2.9, 2.9, 0.81, "yellow", true, 2.9 / 2 - eps],
+        [ 27 / 2, 3,                 0, "text", 15, 2, "ESP32-CAM", "Liberation Sans:style=Bold"],
+        [0.5, -(4.7 + inch(.35)), 90, "text", inch(0.75), 0.9, "IO4 IO2 IO14 IO15 IO13 IO12 GND  5V", "Liberation Sans:style=Bold"],
+        [26.5, -(4.6 + inch(.35)), -90, "text", inch(0.77), 0.9, "3V3 1O16 IO0 GND VCC U0R U0T GND", "Liberation Sans:style=Bold"],
+        [5.5, -3.3, 90, "-chip", 4,  3, 1.6, silver],   // Mock button surround
+        [5.5, -3.3, 90, "-chip", 1.8,0, 2.0, grey(20)], // Mock button
+       [10, -10.8, 0, "-smd_led", LED0603, "red"],
+        [-6.5, -5,  0, "-smd_soic", SOIC8],
+        [12.2, -4.5, 180, "-smd_sot", SOT223, "AMS1117"],
+        [25.3, 14, 0,   "smd_sot", SOT23],
+        [3.0,  14, 0,   "smd_sot", SOT23],
+        [8,    20, 90,  "smd_sot", SOT23],
+        [16,   20, 90,  "smd_sot", SOT23],
+        [3.0,  11.5,0,  "smd_res", RES0502],
+        [2.9,  10.3,0,  "smd_res", RES0502],
+        [5.4,  20,  90, "smd_cap", CAP0603, 0.5],
+        [11.5, 20,  90, "smd_cap", CAP0603, 0.5],
+        [18.7, 20,  90, "smd_cap", CAP0603, 0.5],
+        [19.9, 20,  90, "smd_cap", CAP0402, 0.3],
+        for(i = [0, 1, 2, 4]) [7.6 + i * 1.09, 8.8, 90, "smd_res", RES0502],
+        for(i = [0 : 3]) [-4.8, 20 + i * 1.09, 0, "smd_res", RES0502],
+        for(i = [3, 5, 8]) [7.6 + i * 1.09, 8.8, 90, "smd_cap", CAP0502, 0.5],
+        [-8.1, 23, 90, "smd_res", RES0502],
+        [-9.2, 23, 90, "smd_res", RES0502],
+        [-6.3, 23.3, 180, "text", 0.8, 0.7, "5V", "Liberation Sans:style=Bold"],
+        [-6.5, 22.2, 180, "text", 1.2, 0.7, "3V3", "Liberation Sans:style=Bold"],
+        [8, -3.3, 90, "-smd_cap", CAP0603, 0.5],
+        [2, -2, 0, "-text", 2.3, 1, "RST", "Liberation Sans:style=Bold"],
+        [10,-9.4, 0, "-text", 3.1, 1, "LED1", "Liberation Sans:style=Bold"],
+        [12.4, -10.8, 0, "-smd_res", RES0502],
+        [13.7, -9.4,  0, "-smd_cap", CAP0603, 0.5],
+        [17.2,-9.4,   0, "-smd_cap", CAP0502, 0.4],
+        [22.1, -10.8, 0, "-smd_res", RES0502],
+        [16.9, -4.8, 90, "-smd_res", RES0502],
+        [2.2,  9.0,  90, "-smd_cap", CAP0502, 0.4],
+        [2.2, 11.6,  90, "-smd_cap", CAP0502, 0.4],
+        [2.2, 14.2,  90, "-smd_res", RES0502],
+        [5.9, -9.4,  90, "-smd_tant", TANT_B, "107A"],
+
+     ],
+    [],
+    [(27 - inch(0.9)) / 2, 40 - 4.2 - inch(0.7), 2, 8, silver, inch(0.9), inch(0.1)], // 8x2 grid of holes
+];
+
+ESP32_CAM = ["ESP32_CAM", "ESP32-CAM Camera module", ESP32_CAM_pcb, [esp32_cam_x, pcb_width(ESP32_CAM_pcb) / 2 - 12, 1.8],
+    [
+        [[8, 8, 2.4], 0],
+        [[0, 0, 4.2], 4],
+        [[0, 0, 6.3], 3.5, [1, 1, 0.5]],
+    ],
+    [1, -4], [15, 2.2, 1],
+    [54, 41] // FOV
+];
+
+
+
+cameras = [rpi_camera_v1, rpi_camera_v2, rpi_camera, ESP32_CAM];
 
 use <camera.scad>

vitamins/component.scad

@@ -41,7 +41,7 @@ function resistor_sleeved(type)       = type[9]; //! Are the leads sleeved
 
 splay_angle = 2; // radial lead splay angle
 
-module resistor(type) { //! Draw specified type of resitor
+module resistor(type) { //! Draw specified type of resistor
     length = resistor_length(type);
     dia = resistor_diameter(type);
 

vitamins/pcb.scad

@@ -62,14 +62,14 @@ function pcb_size(type) = [pcb_length(type), pcb_width(type), pcb_thickness(type
 function pcb_component(type, name, index = 0) = //! Return the component specified by name and index
     [for(component = pcb_components(type)) if(component[3] == name) component][index];
 
-function pcb_grid_pos(type, x, y, z = 0) = //! Returns a pcb grid position
+function pcb_grid_pos(type, x, y, z = 0, i = 0) = //! Returns a pcb grid position
     let(grid = pcb_grid(type))
-        [-pcb_size(type).x / 2 + grid.x + x * (is_undef(grid[5]) ? 2.54 : grid[5]),
-         -pcb_size(type).y / 2 + grid.y + y * (is_undef(grid[6]) ? 2.54 : grid[6]),
+        [-pcb_size(type).x / 2 + grid[i]     + x * (is_undef(grid[i + 5]) ? 2.54 : grid[i + 5]),
+         -pcb_size(type).y / 2 + grid[i + 1] + y * (is_undef(grid[i + 6]) ? 2.54 : grid[i + 6]),
           pcb_size(type).z + z];
 
-module pcb_grid(type, x, y, z = 0)  //! Positions children at specified grid position
-    translate(pcb_grid_pos(type, x, y, z))
+module pcb_grid(type, x, y, z = 0, i = 0)  //! Positions children at specified grid position
+    translate(pcb_grid_pos(type, x, y, z, i))
         children();
 
 // allows negative ordinates to represent offsets from the far edge
@@ -929,12 +929,11 @@ module molex_254_housing(ways) { //! Draw a Molex KK housing
             for(side = [-1, 1])
                 translate([-depth / 2 - tab.x / 2, side * (pitch / 2 - tab.y / 4) * ways, tab.z / 2])
                     cube(tab, center = true);
-
         }
 }
 
 module molex_254(ways, right_angle = 0, skip = undef) { //! Draw molex KK header, set `right_angle` to 1 for normal right angle version or -1 for inverted right angle version.
-    vitamin(str("molex_254(", ways, "): Molex KK header ", ways, " way"));
+    vitamin(str("molex_254(", ways, arg(right_angle, 0, "right_angle"), arg(skip, undef, "skip"), "): Molex KK header ", ways, " way", right_angle ? " right angle" : ""));
     pitch = 2.54;
     width = ways * pitch - 0.1;
     depth = 6.35;
@@ -945,7 +944,7 @@ module molex_254(ways, right_angle = 0, skip = undef) { //! Draw molex KK header
     above = 9;
     pin_w = 0.64;
     r = 1;
-    a = right_angle ? width / 2 - r - pin_w / 2 : above;
+    a = right_angle ? depth / 2 - r - pin_w / 2 : above;
     ra_offset = 2.2;
 
     color("white")
@@ -974,7 +973,7 @@ module molex_254(ways, right_angle = 0, skip = undef) { //! Draw molex KK header
 
                     l = above + ra_offset - r - pin_w / 2;
                     if(right_angle) {
-                        translate([-l / 2 - r - pin_w / 2, 0, width / 2])
+                        translate([-l / 2 - r - pin_w / 2, 0, depth / 2])
                             cube([l, pin_w, pin_w], center = true);
 
                         translate([-r - pin_w / 2, 0, a])
@@ -1093,7 +1092,7 @@ module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb compon
                                         pin_header(2p54header, comp[4], comp[5], param(6, false), param(8, false), cutouts, colour = param(7, undef));
         if(show(comp, "2p54joiner"))    pin_header(2p54joiner, comp[4], comp[5], param(6, false), param(8, false), cutouts, colour = param(7, undef));
         if(show(comp, "2p54boxhdr")) let($show_plugs = show_plugs && param(7, true))
-                                        box_header(2p54header, comp[4], comp[5], param(6, false), cutouts);
+                                        box_header(2p54header, comp[4], comp[5], param(6, false), cutouts, param(8, false));
         if(show(comp, "2p54socket"))    pin_socket(2p54header, comp[4], comp[5], param(6, false), param(7, 0), param(8, false), cutouts, param(9, undef));
         if(show(comp, "chip"))          chip(comp[4], comp[5], comp[6], param(7, grey(30)), cutouts);
         if(show(comp, "rj45"))          rj45(cutouts);
@@ -1140,17 +1139,21 @@ module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb compon
             if(show(comp, "link"))          wire_link(l = comp[4], h = param(5, 1), d = param(6, 0.8), tail = param(7, 3), sleeve = param(8, false));
             if(show(comp, "D_plug"))        translate_z(d_pcb_offset(comp[4])) d_plug(comp[4], pcb = true);
             if(show(comp, "molex_hdr"))     molex_254(comp[4], param(5, 0), param(6, undef));
-            if(show(comp, "jst_xh"))        jst_xh_header(jst_xh_header, comp[4], param(5, false), param(6, "white"), param(7, undef));
-            if(show(comp, "jst_ph"))        jst_xh_header(jst_ph_header, comp[4], param(5, false), param(6, "white"), param(7, undef));
+            if(show(comp, "jst_xh"))        jst_xh_header(jst_xh_header, comp[4], param(5, false), param(6, false), param(7, undef));
+            if(show(comp, "jst_ph"))        jst_xh_header(jst_ph_header, comp[4], param(5, false), param(6, false), param(7, undef));
+            if(show(comp, "jst_zh"))        jst_xh_header(jst_zh_header, comp[4], param(5, false), param(6, false), param(7, undef));
             if(show(comp, "potentiometer")) let(pot = param(4, BTT_encoder)) translate_z(pot_size(pot).z) vflip() potentiometer(pot, shaft_length = param(5, undef));
             if(show(comp, "buzzer"))        buzzer(param(4, 9), param(5, 12), param(6, grey(20)));
             if(show(comp, "smd_res"))       smd_resistor(comp[4], comp[5]);
             if(show(comp, "smd_cap"))       smd_capacitor(comp[4], comp[5], param(6, undef));
+            if(show(comp, "smd_tant"))      smd_tant(comp[4], param(5, undef));
             if(show(comp, "smd_sot"))       smd_sot(comp[4], comp[5]);
             if(show(comp, "smd_soic"))      smd_soic(comp[4], comp[5]);
             if(show(comp, "smd_diode"))     smd_diode(comp[4], comp[5]);
             if(show(comp, "smd_inductor"))  smd_inductor(comp[4], comp[5]);
             if(show(comp, "smd_pot"))       smd_pot(comp[4], comp[5]);
+            if(show(comp, "smd_coax"))      smd_coax(comp[4]);
+            if(show(comp, "smd_qfp"))       smd_qfp(comp[4], comp[5]);
             if(show(comp, "vero_pin"))      vero_pin(param(4, false));
             if(show(comp, "terminal"))      terminal_block(comp[5], comp[4]);
             if(show(comp, "text"))          color("white") linear_extrude(eps) resize([comp[4], comp[5]]) text(comp[6], font = param(7, "Liberation Mono"), valign = "center", halign = "center");
@@ -1210,14 +1213,16 @@ module pcb_cutouts(type, angle = undef)  //! Make cut outs to clear components o
 
 module pcb_grid_positions(type) {
     grid =  pcb_grid(type);
-    x0 = grid.x;
-    y0 = grid.y;
+    for(i = [0 : 7 : len(grid) - 1]) {
+        x0 = grid[i];
+        y0 = grid[i + 1];
 
-    cols = is_undef(grid[2]) ? round((pcb_length(type) - 2 * x0) / inch(0.1)) : grid[2] - 1;
-    rows = is_undef(grid[3]) ? round((pcb_width(type) - 2 * y0) / inch(0.1))  : grid[3] - 1;
-    for(x = [0 : cols], y = [0 : rows])
-        pcb_grid(type, x, y)
-            children();
+        cols = is_undef(grid[i + 2]) ? round((pcb_length(type) - 2 * x0) / inch(0.1)) : grid[i + 2] - 1;
+        rows = is_undef(grid[i + 3]) ? round((pcb_width(type) - 2 * y0) / inch(0.1))  : grid[i + 3] - 1;
+        for(x = [0 : cols], y = [0 : rows])
+            pcb_grid(type, x, y, i = i)
+                children();
+    }
 }
 
 module pcb(type) { //! Draw specified PCB

vitamins/pcbs.scad

@@ -662,7 +662,7 @@ ArduinoUno3 = ["ArduinoUno3", "Arduino Uno R3", 68.58, 53.34, 1.6, 0, 3.3, 0, "#
      [18.7,   25.8,  0,  "rd_xtal", HC49_4H],
      [7.5,    17.2,  90, "smd_sot", SOT223],
      [7.9,    26.5,  90, "smd_sot", SOT23],
-     [21.3,    2.7,  0,  "smd_diode", DO241AC],
+     [21.3,    2.7,  0,  "smd_diode", DO214AC],
      [27.8,   34.6,  0,  "smd_led", LED0805, "red"],
      [27.8,   37,    0,  "smd_led", LED0805, "red"],
      [27.8,   42.3,  0,  "smd_led", LED0805, "red"],
@@ -796,7 +796,7 @@ MP1584EN = ["MP1584EN", "MP1584EN 3A buck converter", 22, 17, 1.25, 0, 1, [2, 2]
       [6.2, 2.1,  0, "smd_cap", CAP0603, 0.5],
       [9.2, 3.5,  0, "smd_res", RES0603, "104"],
       [9.2, 2.1,  0, "smd_res", RES0603, "104"],
-      [6.3, 14.4, 0, "smd_diode",DO241AC, "SS34"],
+      [6.3, 14.4, 0, "smd_diode",DO214AC, "SS34"],
       [12.1, 4.9, 0, "smd_cap", CAP0603, 0.5],
       [15.8, 4.9, 0, "smd_cap", CAP0603, 0.5],
       [14.5, 10, 90, "smd_inductor", IND2525, "4R7"],
@@ -858,7 +858,8 @@ ESP_01 = [
         [ -6.6,  -5.8,   0, "block", 0.7, 7.5,  0.1,  gold ],
         [ -4.8,  -2.3,   0, "block", 8.8, 0.7,  0.1,  gold ],
     ],
-    [] // accessories
+    [], // accessories
+    [2.8 - 1.27, 3.54, 2, 4, silver, 2.54, 2.54] // grid
 ];
 
 XIAO = [
@@ -977,12 +978,73 @@ L9110S = ["L9110S", "L9110S 2-Channel motor driver module", 29.2, 23, 1.6, 0, 3,
     ],
     []];
 
+PanelDue_v3 = ["PanelDue_v3", "Panel Due v3.0a LCD Display interface", 53, 73, 1.2, 0, 3.2, 0, "#2140BE", false, [[5,5], [5, -5], [43.7, 37.2]],
+   [
+    [ 45.0, 26.5,  45, "buzzer",     6, 12],
+    [ 32.8, 36.5,  90, "2p54socket", 20, 2],
+    [ 31.3,  5.9, 180, "molex_hdr",   4, 1],
+    [ 38.0, 53.2, -90, "2p54boxhdr",  5, 2, false, true, true],
+    [ 40.8, 67.4,   0, "button_6mm"],
+    [ 45.1, 16.5,   0, "button_6mm"],
+    [ 51.2, 68.0,   0, "usb_uA"],
+    [ 13.6, 35.2,   0, "smd_qfp", QFP50P1200X1200X160_64N, "ATSAM4S4BA"],
+    [ 14.6, 7.9,  180, "smd_sot", SOT223],
+    [ 23.2, 14,     0, "smd_sot", SOT23],
+    [ 31.7, 65,   180, "smd_diode", DO214AC],
+    [ 24.9, 3.8,  180, "smd_diode", DO214AC],
+    [ 1.9, 33,    -90, "smd_cap", CAP0603, 0.5],
+    [ 1.9, 28.9,   90, "smd_cap", CAP0603, 0.5],
+    [ 14.6, 13.2,   0, "smd_cap", CAP0805, 0.85],
+    [ 20.3, 57.5,  90, "smd_res", RES0603],
+    [ 18.1, 57.5,  90, "smd_res", RES0603],
+    [ 27.6, 57,     0, "smd_res", RES0603],
+    [ 27.3, 7.2,    0, "smd_res", RES0603],
+    [ 27.3, 9.7,    0, "smd_res", RES0603],
+    [ 18.5, 11.5,  90, "smd_cap", CAP0805, 0.85],
+    [ 32.5, 71.2, 180, "smd_cap", CAP0603, 0.5],
+    [ 14.1, 25.1,  90, "smd_cap", CAP0603, 0.5],
+    [ 4.2,  36.9,   0, "smd_cap", CAP0603, 0.5],
+    [ 7.7,  28.4,  90, "smd_cap", CAP0603, 0.5],
+    [ 22.0, 34.6,   0, "smd_cap", CAP0603, 0.5],
+    [ 11.4, 44.5,  90, "smd_cap", CAP0603, 0.5],
+    [ 22.1, 31.2,   0, "smd_cap", CAP0603, 0.5],
+    [ 12.0, 25.5,  90, "smd_cap", CAP0603, 0.5],
+    [ 16.2, 24.2,  90, "smd_cap", CAP0603, 0.85],
+    [  9.3, 44.5,  90, "smd_cap", CAP0603, 0.85],
+    [  5.3, 34.9,   0, "smd_cap", CAP0603, 0.5],
+    [ 37.5, 61.9,  90, "smd_res", RES0603, "0"],
+    [  4.8, 26.5,   0, "smd_cap", CAP0603, 0.85],
+    [  3.3, 24.5,   0, "smd_res", RES0603, "1"],
+    [  4.8, 30.8,  90, "chip", 5, 3.2, 1.1],
+    [  6.9, 24.5,   0, "smd_res", L2012C],
+    [ 21.8,  7.4,   0, "smd_res", L2012C],
+    [ 40.8, 71.9,   0, "text",  6, 1.42, "Erase"],
+    [ 51.4, 16.5,  90, "text",  6, 1.42, "Reset"],
+    [ 51.4, 52.2,  90, "text", 7.4, 1.42, "CONN_SD"],
+    [ 2.7,  9.7,    0, "text",   4, 1.27, "GND"],
+    [ 8.0,  9.7,    0, "text",   4, 1.27, "3.3V"],
+    [ 38.1, 21.2,   0, "text",   4, 1.42, "3.3V"],
+    [ 40.7, 12.2,   0, "text",   2, 1.42, "5V"],
+    [ 49.8, 9.8,    0, "text",   3, 1.27, "Din"],
+    [ 50.3, 7.3,    0, "text",   4, 1.27, "Dout"],
+    [ 49.8, 4.7,    0, "text",   3, 1.27, "Gnd"],
+    [ 49.8, 2.2,    0, "text",   3, 1.27, "+5V"],
+   ],
+    [],
+    [6,               60.8 - inch(0.3), 1, 4, silver, 2.54, 2.54, // X4
+     38,              16.1 - inch(0.1), 1, 3, silver, 2.54, 2.54, // JP1
+     3.1,             12,               2, 1, silver, 4.6,  2.54, // test points
+     31.3,            5.9 - inch(0.15), 1, 4, silver, 2.54, 2.64, // X1
+     38 - inch(0.05), 53.2 - inch(0.2), 2, 5, silver, 2.54, 2.54, // X5
+     32.8- inch(0.05),36.5 - inch(0.95),2, 20, silver, 2.54, 2.54, // X3
+    ],
+   ];
 
 tiny_pcbs = [XIAO, MP1584EN, TP4056, ESP_01, LIPO_fuel_gauge];
 
 big_pcbs = [BTT_RELAY_V1_2, BTT_SKR_MINI_E3_V2_0, BTT_SKR_E3_TURBO, BTT_SKR_V1_4_TURBO, DuetE, Duex5];
 
-pcbs = [RAMPSEndstop, MT3608, KY_040, L9110S, ZC_A0591, ArduinoNano, RPI_Pico, ESP32_DOIT_V1, RPI0, EnviroPlus, ArduinoUno3, ArduinoLeonardo, WD2002SJ, OPZ2, RPI3A, RPI3, RPI4];
+pcbs = [RAMPSEndstop, MT3608, KY_040, L9110S, ZC_A0591, ArduinoNano, RPI_Pico, ESP32_DOIT_V1, RPI0, EnviroPlus, ArduinoUno3, ArduinoLeonardo, WD2002SJ, OPZ2, PanelDue_v3, RPI3A, RPI3, RPI4];
 
 pcbs_not_shown = [Melzi, Duex2, PSU12V1A, Keyes5p1, PI_IO, ExtruderPCB];
 

vitamins/photo_interrupter.scad

@@ -0,0 +1,103 @@
+//
+// NopSCADlib Copyright Chris Palmer 2023
+// nop.head@gmail.com
+// hydraraptor.blogspot.com
+//
+// This file is part of NopSCADlib.
+//
+// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
+// GNU General Public License as published by the Free Software Foundation, either version 3 of
+// the License, or (at your option) any later version.
+//
+// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+// See the GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along with NopSCADlib.
+// If not, see <https://www.gnu.org/licenses/>.
+//
+
+//
+//! Photo interrupter modules popular in robot kits and from China.
+//
+include <../utils/core/core.scad>
+include <../utils/rounded_polygon.scad>
+
+function pi_base_width(type)    = type[1]; //! Width of the base
+function pi_base_length(type)   = type[2]; //! Length of the base
+function pi_base_height(type)   = type[3]; //! Height of the base
+function pi_gap_height(type)    = type[4]; //! Height of the gap where the light can be interrupted
+function pi_gap_width(type)     = type[6]; //! Width of the gap
+function pi_stem_width(type)    = type[5]; //! Width of the stems
+function pi_hole_diameter(type) = type[7]; //! Diameter of the mounting holes
+function pi_color(type)         = type[8]; //! Color of photo interrupter
+function pi_pcb(type)           = type[9]; //! Parameter for the support PCB, created with pi_pcb
+
+module pi_hole_locations(type) { //! Locations of photo interrupter mounting holes
+    translate([0, -(pi_base_length(type) - pi_base_width(type)) / 2, 0])
+        children();
+    translate([0, (pi_base_length(type) - pi_base_width(type)) / 2, 0])
+        children();
+}
+
+module pi_pcb_hole_locations(pcb) { //! Locations of the PCB holes
+    for (xy = pcb[7]) {
+        translate([xy[0], xy[1], 0])
+            children();
+    }
+}
+
+module pi_pcb(type) { //! Draw the support PCB
+    pcb = pi_pcb(type);
+    color(pcb[6]) {
+        translate([0, 0, -pcb[2]]) {
+            linear_extrude(pcb[2]) {
+                difference() {
+                    rounded_polygon([[0, -(pi_base_length(type) - pi_base_width(type)) / 2, -pi_base_width(type) / 2],
+                                     [pi_base_width(type) / 2, -pcb[1]/2, eps],
+                                     [pcb[0]+1, -pcb[1]/2, eps],
+                                     [pcb[0]+1, pcb[1]/2, eps],
+                                     [pi_base_width(type) / 2, pcb[1]/2, eps],
+                                     [0, (pi_base_length(type) - pi_base_width(type)) / 2, -pi_base_width(type) / 2]
+                                     ]);
+                    pi_pcb_hole_locations(pcb)
+                        circle(d = pcb[8]);
+                    pi_hole_locations(type)
+                        circle(d=pi_hole_diameter(type));
+                }
+            }
+        }
+    }
+}
+
+module photo_interrupter(type) { //! Draw the photo interrupter, with PCB
+    vitamin(str("photo_interrupter(", type[0], "): ", type[0], " Photo interrupter"));
+    color(pi_color(type)) {
+        linear_extrude(pi_base_height(type)) {
+            difference() {
+                hull() {
+                    pi_hole_locations(type)
+                        circle(d = pi_base_width(type));
+                }
+                pi_hole_locations(type)
+                    circle(d = pi_hole_diameter(type));
+            }
+        }
+        translate([-pi_base_width(type)/2, -(pi_gap_width(type)/2 + pi_stem_width(type)), 0])
+            cube([pi_base_width(type), pi_stem_width(type), pi_gap_height(type) + pi_base_height(type)]);
+        translate([-pi_base_width(type)/2, pi_gap_width(type)/2, 0])
+            cube([pi_base_width(type), pi_stem_width(type), pi_gap_height(type) + pi_base_height(type)]);
+    }
+    pi_pcb(type);
+}
+
+module pi_cutout(type) { //! Shape to subtract for fitting a photo interrupter
+    hull() {
+        pi_hole_locations(type)
+            cylinder(h = pi_base_height(type), d = pi_base_width(type));
+    }
+    translate([-pi_base_width(type)/2, -(pi_gap_width(type)/2 + pi_stem_width(type)), 0])
+        cube([pi_base_width(type), pi_stem_width(type), pi_gap_height(type) + pi_base_height(type)]);
+    translate([-pi_base_width(type)/2, pi_gap_width(type)/2, 0])
+        cube([pi_base_width(type), pi_stem_width(type), pi_gap_height(type) + pi_base_height(type)]);
+};

vitamins/photo_interrupters.scad

@@ -0,0 +1,23 @@
+//
+// NopSCADlib Copyright Chris Palmer 2023
+// nop.head@gmail.com
+// hydraraptor.blogspot.com
+//
+// This file is part of NopSCADlib.
+//
+// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
+// GNU General Public License as published by the Free Software Foundation, either version 3 of
+// the License, or (at your option) any later version.
+//
+// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+// See the GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along with NopSCADlib.
+// If not, see <https://www.gnu.org/licenses/>.
+//
+PH1 = ["PH1", 6.4, 25.9 , 3.5, 8.6, 4.1, 5.9, 3, grey(20), [22, 20, 1.6, true, 11-3.2, 0, "blue",[[8.3, -7.5], [8.3, 7.5]], 3]];
+
+photo_interrupters = [PH1];
+
+use <photo_interrupter.scad>

vitamins/pin_header.scad

@@ -74,8 +74,11 @@ module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cu
 
         translate_z(smt ? 3.5 - h : 0) {
             for(x = [0 : cols - 1], y = [0 : rows - 1]) {
+                py = pitch * (y - (rows - 1) / 2);
+                pin = [pitch * (x - (cols - 1) / 2), py, py + width / 2]; // Position of pin joint
+
                 // Vertical part of the pin
-                translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2)])
+                translate([pin.x, pin.y])
                     if(right_angle)
                         pin(type, hdr_pin_below(type) + (y + 0.5) * pitch);
                     else
@@ -84,11 +87,12 @@ module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cu
                 if(right_angle) {
                     w = hdr_pin_width(type);
                     // Horizontal part of the pin
-                    rotate([-90, 0, 180])
-                        translate([pitch * (x - (cols - 1) / 2), -pitch * (y - (rows - 1) / 2) - width / 2, hdr_pin_below(type) - (y - (rows - 1) / 2) * pitch])
-                            pin(type, hdr_pin_length(type) - hdr_pin_below(type) + ra_offset + pitch / 2 + (y - 0.5) * pitch);
+                    translate([pin.x, pin.y - hdr_pin_below(type), pin.z])
+                        rotate([-90, 0, 180])
+                            pin(type, hdr_pin_length(type) - hdr_pin_below(type) + ra_offset + y * pitch);
+
                     // corner
-                    translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2) - w / 2, pitch * (y - (rows - 1) / 2) + width / 2 - w / 2])
+                    translate([pin.x, pin.y - w / 2, pin.z - w / 2])
                         rotate([0, -90, 0])
                             color(hdr_pin_colour(type))
                                 rotate_extrude(angle = 90, $fn = 32)
@@ -119,7 +123,7 @@ module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cu
     }
 }
 
-module box_header(type, cols = 1, rows = 1, smt = false, cutout = false) { //! Draw box header
+module box_header(type, cols = 1, rows = 1, smt = false, cutout = false, right_angle = false) { //! Draw box header
     pitch = hdr_pitch(type);
     size = hdr_box_size(type);
     w = cols * pitch + 7.62;
@@ -127,36 +131,63 @@ module box_header(type, cols = 1, rows = 1, smt = false, cutout = false) { //! D
     h = size.z;
     t = hdr_box_wall(type);
     base = h - 6.4;
+    ra_offset = 2.4;
 
     if(cutout)
         dogbone_rectangle([cols * pitch + 2 * panel_clearance, rows * pitch + 2 * panel_clearance, 100], center = false);
     else {
-        vitamin(str("box_header(", type[0], ", ", cols, ", ", rows, arg(smt, false, "smt"), "): Box header ", cols, " x ", rows));
+        vitamin(str("box_header(", type[0], ", ", cols, ", ", rows, arg(smt, false, "smt"), arg(right_angle, false, "right_angle"), "): Box header ", cols, " x ", rows, right_angle ? " right angle " : ""));
 
         translate_z(smt ? 3.5 - h : 0) {
-            for(x = [0 : cols - 1], y = [0 : rows - 1])
-                translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2), 0])
-                    pin(type, hdr_pin_length(type) - pitch + base);
+            for(x = [0 : cols - 1], y = [0 : rows - 1]) {
+                py = -pitch * (y - (rows - 1) / 2);
+                pin = [pitch * (x - (cols - 1) / 2), py, l / 2 - py]; // Position of pin joint
 
-            color(hdr_base_colour(type)) {
-                linear_extrude(base)
-                    square([w, l], center = true);
+                translate([pin.x, pin.y])
+                    if(right_angle)
+                        pin(type, hdr_pin_below(type) + pin.z);
+                    else
+                        pin(type, hdr_pin_length(type) - pitch + base);
 
-                linear_extrude(h)
-                    difference() {
-                        square([w, l], center = true);
+                if(right_angle) {
+                    pw = hdr_pin_width(type);
+                    // Horizontal part of the pin
+                    translate([pin.x, pin.y + hdr_pin_below(type), pin.z])
+                        rotate([-90, 0, 0])
+                            pin(type, hdr_pin_length(type) - hdr_pin_below(type) + ra_offset + y * pitch);
 
-                        square([w - t, l - t], center = true);
-
-                        translate([0, -l / 2])
-                            square([4.5, 4.5], center = true);
-                    }
+                    // corner
+                    translate([pin.x, pin.y + pw / 2,  pin.z - pw / 2])
+                        rotate([0, -90, 180])
+                            color(hdr_pin_colour(type))
+                                rotate_extrude(angle = 90, $fn = 32)
+                                    translate([0, -pw / 2])
+                                        square(pw);
+                }
             }
-            if(show_plugs)
-                color(housing_colour)
-                    translate_z(base)
-                        linear_extrude(housing_height)
-                            square([cols * pitch, rows * pitch], center = true);
+
+            translate([0, right_angle ? ra_offset + (rows - 1) * pitch / 2 : 0, right_angle ? l / 2 : 0])
+                rotate([right_angle ? -90 : 0, 0, 0]) {
+                    color(hdr_base_colour(type)) {
+                        linear_extrude(base)
+                            square([w, l], center = true);
+
+                        linear_extrude(h)
+                            difference() {
+                                square([w, l], center = true);
+
+                                square([w - t, l - t], center = true);
+
+                                translate([0, -l / 2])
+                                    square([4.5, 4.5], center = true);
+                            }
+                    }
+                    if(show_plugs)
+                        color(housing_colour)
+                            translate_z(base)
+                                linear_extrude(housing_height)
+                                    square([cols * pitch, rows * pitch], center = true);
+                }
         }
     }
 }
@@ -242,9 +273,11 @@ module pin_socket(type, cols = 1, rows = 1, right_angle = false, height = 0, smt
     }
 }
 
-module jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_colour = false, smt = false) { //! Draw JST XH connector
-    colour = colour ? colour : hdr_base_colour(type);
-    pin_colour = pin_colour ? pin_colour : hdr_pin_colour(type);
+module jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_colour = false, smt = false) { //! Draw JST XH, PH or ZH connector
+    series = chr([ord(type[0][4]) - 32, ord(type[0][5]) - 32]);
+    vitamin(str("jst_xh_header(", type[0], ", ", pin_count, arg(right_angle, false, "right_angle"), arg(colour, false, "colour"), arg(smt, false, "smt"), "): JST ", series, " connector ",
+                pin_count, " way", right_angle ? " right_angle" :""));
+
     pitch = hdr_pitch(type);
     size = hdr_box_size(type) + [(pin_count - 1) * pitch, 0, 0];
     pinOffsetX = hdr_box_size(type).x / 2;                          // Offset from last pin to box edge
@@ -255,6 +288,7 @@ module jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_c
     ra_z = ra_h - size.y / 2;
     ra_extra = ra_h - size.y;                                   // thicker base for right angle version
     pinWidth = hdr_pin_width(type);
+    pin_colour = pin_colour ? pin_colour : hdr_pin_colour(type);
 
     module jst_xh_socket(type, pin_count, ra = false) {
         module wall() {
@@ -308,7 +342,7 @@ module jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_c
             }
     } // end module
 
-    color(colour)
+    color(colour ? colour : hdr_base_colour(type))
         if(right_angle)
             translate([0, -ra_box_offset, ra_z])
                 rotate([-90, 0, 180])

vitamins/pin_headers.scad

@@ -27,9 +27,9 @@
 2p54header  = ["2p54header",   2.54, 11.6, 3.2, 0.66, gold,   grey(20), 8.5, [0,   0,    8.7], 2.4, 0,     0,    0  ];
 2p54joiner =  ["2p54joiner",   2.54, 6.86, 2.5, 0.66, gold,   grey(20), 8.5, [0,   0,    8.7], 2.4, 0,     0,    0  ]; // Cropped pins for joining PCBs
 
-jst_xh_header = ["jst_xh_header",2.5,  10, 3.4, 0.64, gold,   grey(90), 0,   [4.9, 5.75, 7],   0.8, 0.525, 0.6,  6.1];
-jst_ph_header = ["jst_ph_header",2.0,   9, 3.4, 0.64, silver, grey(90), 0,   [3.9, 4.5,  6],   0.6, 0.55,  0.25, 4.8];
-jst_zh_header = ["jst_zh_header",1.5, 7.4, 3.4, 0.5 , silver, grey(90), 0,   [3.0, 3.5,4.5],   0.5, 0.45,  0.25, 3.7];
+jst_xh_header = ["jst_xh_header",2.5,  10, 3.4, 0.64, gold,   "white", 0,   [4.9, 5.75, 7],   0.8, 0.525, 0.6,  6.1];
+jst_ph_header = ["jst_ph_header",2.0,   9, 3.4, 0.64, silver, "white", 0,   [3.9, 4.5,  6],   0.6, 0.55,  0.25, 4.8];
+jst_zh_header = ["jst_zh_header",1.5, 7.4, 3.4, 0.5 , silver, "white", 0,   [3.0, 3.5,4.5],   0.5, 0.45,  0.25, 3.7];
 
 pin_headers = [ 2p54header ];
 

vitamins/potentiometer.scad

@@ -32,7 +32,7 @@ function pot_face(type)     = type[2];  //! Faceplate rib width, plate depth and
 function pot_wafer(type)    = type[3];  //! Width, diameter and thickness of the track wafer plus true if curved
 function pot_gangs(type)    = type[4];  //! Number of gangs for mult-gang pot
 function pot_thread_d(type) = type[5];  //! Nomininal thread diameter
-function pot_thread_p(type) = type[6];  //! Thread pritch
+function pot_thread_p(type) = type[6];  //! Thread pitch
 function pot_thread_h(type) = type[7];  //! Height of threaded part
 function pot_boss_d(type)   = type[8];  //! Boss diameter
 function pot_boss_h(type)   = type[9];  //! Boss height

vitamins/screw.scad

@@ -41,6 +41,7 @@ function screw_washer(type)           = type[9];     //! Default washer
 function screw_nut(type)              = type[10];    //! Default nut
 function screw_pilot_hole(type)       = type[11];    //! Pilot hole radius for wood screws, tap radius for machine screws
 function screw_clearance_radius(type) = type[12];    //! Clearance hole radius
+function screw_thread_diameter(type)  = type[13];    //! Thread diameter, if different from nominal diameter
 function screw_nut_radius(type) = screw_nut(type) ? nut_radius(screw_nut(type)) : 0; //! Radius of matching nut
 function screw_boss_diameter(type) = max(washer_diameter(screw_washer(type)) + 1, 2 * (screw_nut_radius(type) + 3 * extrusion_width)); //! Boss big enough for nut trap and washer
 function screw_head_depth(type, d = 0) =             //! How far a counter sink head will go into a straight hole diameter d
@@ -87,47 +88,50 @@ module screw(type, length, hob_point = 0, nylon = false) { //! Draw specified sc
     vitamin(str("screw(", type[0], "_screw, ", length, arg(hob_point, 0, "hob_point"), arg(nylon, false, "nylon"), "): ", description));
 
     head_type   = screw_head_type(type);
-    rad         = screw_radius(type) - eps;
+    shaft_rad   = screw_radius(type) - eps;
     head_rad    = screw_head_radius(type);
     head_height = screw_head_height(type);
     socket_af   = screw_socket_af(type);
     socket_depth= screw_socket_depth(type);
     socket_rad  = socket_af / cos(30) / 2;
     max_thread  = screw_max_thread(type);
+    has_shoulder = !is_undef(screw_thread_diameter(type));
+    thread_rad = has_shoulder ? screw_thread_diameter(type) / 2 : screw_radius(type);
     thread = max_thread ? length >= max_thread + 5 ? max_thread
                                                    : length
                         : length;
-    d = 2 * screw_radius(type);
-    pitch = metric_coarse_pitch(d);
+    thread_offset = has_shoulder ? thread : 0;
+    thread_d = 2 * thread_rad;
+    pitch = metric_coarse_pitch(thread_d);
     colour = nylon || head_type == hs_grub ? grey(40) : grey(80);
 
     module shaft(socket = 0, headless = false) {
-        point = screw_nut(type) ? 0 : 3 * rad;
-        shank  = length - thread - socket;
+        point = screw_nut(type) ? 0 : 3 * shaft_rad;
+        shank  = length - socket - (has_shoulder ? 0 : thread);
 
         if(show_threads && !point && pitch)
-            translate_z(-length)
-                male_metric_thread(d, pitch, thread - (shank > 0 || headless ? 0 : socket), false, top = headless ? -1 : 0, solid = !headless, colour = colour);
+            translate_z(-length - thread_offset)
+                male_metric_thread(thread_d, pitch, thread - (shank > 0 || headless ? 0 : socket), false, top = headless ? -1 : 0, solid = !headless, colour = colour);
         else
             color(colour * 0.9)
                 rotate_extrude() {
-                    translate([0, -length + point])
-                        square([rad, length - socket - point]);
+                    translate([0, -length + point - thread_offset])
+                        square([thread_rad - eps, length - socket - point]);
 
                     if(point)
                         polygon([
-                            [0.4, -length], [0, point - length], [rad, point - length]
+                            [0.4, -length], [0, point - length], [shaft_rad, point - length]
                         ]);
                 }
 
         if(shank > 0)
             color(colour)
                 translate_z(-shank - socket)
-                    cylinder(r = rad + eps, h = shank);
+                    cylinder(r = shaft_rad + eps, h = shank);
     }
 
     module cs_head(socket_rad, socket_depth) {
-        head_t = rad / 5;
+        head_t = shaft_rad / 5;
         head_height = head_rad + head_t;
 
         color(colour) {
@@ -173,7 +177,7 @@ module screw(type, length, hob_point = 0, nylon = false) { //! Draw specified sc
         }
         if(head_type == hs_grub) {
             color(colour) {
-                r = show_threads ? rad - pitch / 2 : rad;
+                r = show_threads ? shaft_rad - pitch / 2 : shaft_rad;
                 translate_z(-socket_depth)
                     linear_extrude(socket_depth)
                         difference() {

vitamins/screws.scad

@@ -103,6 +103,9 @@ M8_hex_screw     = ["M8_hex", "M8 hex",         hs_hex,   8, 15,  5.65,   0,   0
 
 M3_low_cap_screw = ["M3_low_cap", "M3 low cap", hs_cap,   3, 5.5, 2,    1.5, 2.0, 18,  M3_washer, M3_nut,   M3_tap_radius,    M3_clearance_radius];
 
+M3_shoulder_screw= ["M3_shoulder", "M3 shoulder",hs_cap,  4, 7.0, 2.4,  1.5, 3.0, 6,   M4_washer, M3_nut,   M3_tap_radius,    2,   3];
+M4_shoulder_screw= ["M4_shoulder", "M4 shoulder",hs_cap,  5, 9.0, 2.4,  1.5, 3.0, 8,   M5_washer, M4_nut,   M4_tap_radius,    2.5, 4];
+
 M3_grub_screw    = ["M3_grub", "M3 grub",       hs_grub,  3,   0, 0,    2.5, 1.5, 0,   M3_washer, M3_nut,   M3_tap_radius,    M3_clearance_radius];
 M4_grub_screw    = ["M4_grub", "M4 grub",       hs_grub,  4,   0, 0,    2.4, 2.0, 0,   M4_washer, M4_nut,   M4_tap_radius,    M4_clearance_radius];
 M5_grub_screw    = ["M5_grub", "M5 grub",       hs_grub,  5,   0, 0,    2.4, 2.5, 0,   M5_washer, M5_nut,   M5_tap_radius,    M5_clearance_radius];
@@ -117,6 +120,7 @@ No8_screw        = ["No8", "No8 pan wood",      hs_pan, 4.2, 8.2, 3.05,   0,   0
 screw_lists = [
 [ M2_cap_screw,    M2p5_cap_screw, M3_cap_screw,    M4_cap_screw,    M5_cap_screw,    M6_cap_screw, M8_cap_screw],
 [ 0,               0,              M3_low_cap_screw],
+[ 0,               0,              M3_shoulder_screw, M4_shoulder_screw],
 [ M2_cs_cap_screw, 0,              M3_cs_cap_screw, M4_cs_cap_screw, M5_cs_cap_screw, M6_cs_cap_screw, M8_cs_cap_screw],
 [ M2_dome_screw,   M2p5_dome_screw,M3_dome_screw,   M4_dome_screw,   M5_dome_screw],
 [ 0,               0,              M3_hex_screw,    M4_hex_screw,    M5_hex_screw,    M6_hex_screw, M8_hex_screw],

vitamins/smd.scad

@@ -19,6 +19,21 @@
 
 //
 //! Surface mount components for PCBs.
+//!
+//! Note that the value string for tantalum capacitors is the the capacitance in pico farads expressed as two digits plus an exponent plus a single letter voltage code.
+//! E.g. 475A is 4.7uF 10V on the parts list.
+//!
+//! | Code | Voltage |
+//! | ---- | ------- |
+//! | e | 2.5 |
+//! | G | 4 |
+//! | J | 6.3 |
+//! | A | 10 |
+//! | C | 16 |
+//! | D | 20 |
+//! | E | 25 |
+//! | V | 35 |
+//! | H | 50 |
 //
 include <../utils/core/core.scad>
 
@@ -84,11 +99,16 @@ module smd_led(type, colour, cutout) { //! Draw an SMD LED with specified `colou
 
 function smd_res_size(type)    = type[1]; //! Body length, width and height
 function smd_res_end_cap(type) = type[2]; //! End cap width
-function smd_res_power(type)   = type[3]; //! Power rating in Watts
+function smd_res_power(type)   = type[3]; //! Power rating in Watts, 0 for choke
 
 module smd_resistor(type, value) { //! Draw an SMD resistor with specified value
     size = smd_res_size(type);
-    vitamin(str("smd_resistor(", type[0], ", ", value, "): SMD resistor ", smd_size(size), " ", value, " ", smd_res_power(type), "W"));
+    power = smd_res_power(type);
+    call = str("smd_resistor(", type[0], ", ", value, "): SMD ");
+    if(power)
+        vitamin(str(call, "resistor ", smd_size(size), " ", value, " ", power, "W"));
+    else
+        vitamin(str(call, "choke ", smd_size(size), " ", value));
 
     t = 0.04;
     cap = smd_res_end_cap(type);
@@ -234,6 +254,7 @@ function smd_diode_size(type)   = type[1]; //! Body length, width and height
 function smd_diode_z(type)      = type[2]; //! Height above PCB surface
 function smd_diode_lead_z(type) = type[3]; //! Top of lead frame from top
 function smd_diode_leads(type)  = type[4]; //! Lead extent in x, width, thickness and gap
+function smd_diode_colour(type) = type[5]; //! Body colour
 
 module smd_diode(type, value) { //! Draw an SMD diode
     vitamin(str("smd_diode(", type[0], "): ", type[0], " package ", value));
@@ -248,7 +269,7 @@ module smd_diode(type, value) { //! Draw an SMD diode
     gap = leads[3];
     gap2 = gap - leads.z * 2;
 
-    color(grey(20))
+    color(smd_diode_colour(type))
         difference() {
             hull()
                 for(z = [z0, z1, z2], inset = abs(z - z1) * tan(slant))
@@ -287,6 +308,75 @@ module smd_diode(type, value) { //! Draw an SMD diode
 
 }
 
+function smd_tant_size(type)   = type[1]; //! Body length, width and height
+function smd_tant_z(type)      = type[2]; //! Height above PCB surface
+function smd_tant_lead_z(type) = type[3]; //! Top of lead frame from top
+function smd_tant_leads(type)  = type[4]; //! Lead extent in x, width, thickness and gap
+function smd_tant_colours(type)= type[5]; //! Colours of body and stripe
+
+module smd_tant(type, value) { //! Draw an SMD tantalum capacitor
+    function dig(c) = let(x = ord(c) - ord("0")) assert(x >= 0 && x <= 9, "expected value in the form 475A for 4.7uF 10V") x;
+    uF = is_undef(value) ? "" : str(" ,", (dig(value[0]) * 10 + dig(value[1])) * 10 ^ dig(value[2]) / 10^6, "uF");
+    codes = "eGJACDEVH";
+    voltages = [2.5, 4, 6.3, 10, 16, 20, 25, 35, 50];
+    volts = is_undef(value) ? "" : let(c = value[3])
+        assert(in(codes, c), str("expected the 4th character of value to be a voltage code: ", codes, ", got ", c))
+            str(", ", voltages[search(c, codes)[0]], "V");
+    vitamin(str("smd_tant(", type[0], "): SMD Tantalum capacitor package ", type[0][len(type[0]) -1], uF, volts));
+
+    size = smd_tant_size(type);
+    slant = 5;                              //! 5 degree body draft angle
+    z0 = smd_tant_z(type);
+    z2 = z0 + size.z;
+    z1 = z2 - smd_tant_lead_z(type);
+    stripe = size.x / 5;
+    leads = smd_tant_leads(type);
+    gap = leads[3];
+    gap2 = gap - leads.z * 2;
+    colours = smd_tant_colours(type);
+    inset = (z2 - z1) * tan(slant);
+
+    color(colours[0])
+        difference() {
+            hull()
+                for(z = [z0, z1, z2], inset = abs(z - z1) * tan(slant))
+                    translate_z(z)
+                        cube([size.x - 2 * inset, size.y - 2 * inset, eps], center = true);
+
+            for(side = [-1, 1])
+                translate([side * (size.x / 2 - (size.x - gap2) / 4), 0, eps])
+                    cube([(size.x - gap2) / 2, size.y, 3 * leads.z], center = true);
+        }
+
+    color("white") {
+        w = 0.9 * (size.x - stripe - inset);
+        translate([-size.x / 2 + inset + stripe + w / 2, 0, z2])
+            linear_extrude(eps)
+                resize([w, size.y / 2])
+                    text(value, halign = "center", valign = "center");
+    }
+
+    color(colours[1]) {
+        translate([-size.x / 2 + stripe * 0.2, -size.y / 2 + inset, z2])
+            cube([(stripe - inset) * 0.8, size.y - 2 * inset, eps]);
+    }
+
+    color(silver)
+        translate_z(z1 / 2)
+            rotate([90, 0, 0])
+                linear_extrude(leads.y, center = true, convexity = 3)  let($fn = 32)
+                    difference() {
+                        rounded_square([leads.x, z1], 2 * leads.z);
+
+                        rounded_square([leads.x - 2 * leads.z, z1 - 2 * leads.z], leads.z);
+
+                        translate([0, - z1 / 2])
+                            square([gap, leads.z * 2 + eps], center = true);
+                    }
+
+}
+
+
 function smd_inductor_size(type)   = type[1]; //! Body length, width and height
 function smd_inductor_z(type)      = type[2]; //! Height above PCB surface
 function smd_inductor_lead_z(type) = type[3]; //! Top of lead frame from top
@@ -431,3 +521,125 @@ module smd_pot(type, value) { //! Draw an SMD pot
                         square([track_w, track_l], center = true);
             }
 }
+
+function smd_coax_base_size(type) = type[1]; //! Size of the insulating base
+function smd_coax_base_r(type)    = type[2]; //! Corner radius of the base
+function smd_coax_tube(type)      = type[3]; //! OD, ID, height
+function smd_coax_groove(type)    = type[4]; //! Groove id, width and z
+function smd_coax_pin_d(type)     = type[5]; //! Central pin diameter
+function smd_coax_lug_size(type)  = type[6]; //! lug size
+function smd_contact_size(type)   = type[7]; //! contact size
+
+module smd_coax(type) { //! Draw an SMD coaxial connector
+    vitamin(str("smd_coax(", type[0], "): SMD coax connector type: ", type[0]));
+
+    size = smd_coax_base_size(type);
+    t = smd_coax_tube(type);
+    g = smd_coax_groove(type);
+    chamfer = (t.x - g.x) / 2;
+    pin_r = smd_coax_pin_d(type) / 2;
+    lug = smd_coax_lug_size(type);
+    contact = smd_contact_size(type);
+    $fn = 64;
+
+    color(grey(90))
+        translate_z(eps)
+            rounded_rectangle(size, smd_coax_base_r(type));
+
+    color(gold) {
+        rotate_extrude() {
+            polygon([
+                [t.y / 2, 0.1],
+                [t.y / 2, t.z],
+                [g.x / 2, t.z],
+                [t.x / 2, t.z - chamfer],
+                [t.x / 2, g.z + g.y / 2 + chamfer],
+                [g.x / 2, g.z + g.y / 2],
+                [g.x / 2, g.z - g.y / 2],
+                [t.x / 2, g.z - g.y / 2 - chamfer],
+                [t.x / 2, 0.1],
+            ]);
+        }
+        hull() {
+            translate_z(t.z - pin_r)
+                sphere(pin_r);
+
+            translate_z(0.1)
+                cylinder(r = pin_r, h = eps);
+        }
+
+        for(side = [-1, 1])
+            translate([side * size.x / 2, 0, lug.z / 2])
+                cube(lug, center = true);
+
+        rotate(180)
+            translate([-contact.x / 2, 0])
+                cube([contact.x, contact.y / 2, contact.z]);
+
+        cylinder(r = pin_r * 9 / 5, h = 0.1);
+
+        tube_wall = (t.x - t.y) / 2;
+        translate([-contact.x / 2, 0, (size.z - tube_wall) / 2])
+            cube([contact.x, contact.y / 2, tube_wall]);
+    }
+}
+
+function smd_qfp_body_size(type) = type[1]; //! Size of the body
+function smd_qfp_slant(type)     = type[2]; //! Angle of the slope
+function smd_qfp_pins(type)      = type[3]; //! Number of pins
+function smd_qfp_pitch(type)     = type[4]; //! Pin pitch
+function smd_qfp_pin_size(type)  = type[5]; //! Pins dimensions
+function smd_qfp_gullwing(type)  = type[6]; //! Gullwing S, L, R1, R2
+
+module smd_qfp(type, value) { //! Draw and SMD QFP package
+    vitamin(str("smd_qfp(", type[0], "): SMD chip: ", value, ", package : ", type[0]));
+
+    size = smd_qfp_body_size(type);
+    offset = size.z / 2 * tan(smd_qfp_slant(type));
+    d = 3 * offset;
+    pitch = smd_qfp_pitch(type);
+    pin = smd_qfp_pin_size(type);
+    pins =  smd_qfp_pins(type);
+    g = smd_qfp_gullwing(type);
+    s = g[0]; // length of top flat
+    l = g[1]; // length of bottom flat
+    r1 = g[2]; // top radius
+    r2 = g[3] + pin.z / 2; // bottom radius
+    pz = -size.z / 2 + pin.z / 2;
+    gullwing = rounded_path([[-1, 0, 0], [s, 0, 0], r1, [pin.x - l + r2, 0, pz], r2, [pin.x, 0, pz]], $fn = 32);
+
+    color(grey(20))
+        hull() {
+            translate_z(size.z / 2)
+                linear_extrude(eps)
+                    offset(delta = d, chamfer = true)
+                        offset(-d)
+                            square([size.x, size.y], center = true);
+
+            translate_z(size.z - eps)
+                linear_extrude(eps)
+                    offset(-offset)
+                        square([size.x, size.y], center = true);
+
+            linear_extrude(eps)
+                offset(-offset)
+                    square([size.x, size.y], center = true);
+        }
+
+    color(silver)
+        for(a = [0 : 90: 270])
+            rotate(a)
+                for(i = [0 : pins / 4 - 1])
+                    translate([size.x / 2, (i - (pins / 4 - 1) / 2) * pitch, size.z / 2])
+                        sweep(gullwing, rectangle_points(pin.y, pin.z));
+
+    color("white")
+        translate_z(size.z)
+            linear_extrude(eps) {
+                resize([size.x * 0.9, size.y / 8])
+                    text(value, halign = "center", valign = "center");
+
+                translate([(-(pins / 4 - 1) * pitch) / 2, (-(pins / 4 - 1) * pitch) / 2])
+                    circle(r = pin.y, $fn = 32);
+            }
+}

vitamins/smds.scad

@@ -27,33 +27,44 @@ LED1206 = ["LED1206", [3.2, 1.6, 0.5], [2.0, 1.6, .6]];
 
 smd_leds = [LED0603, LED0805, LED1206];
 
+RES0402 = ["RES0402", [1.0, 0.5, 0.35], 0.2, 1/16];
+RES0502 = ["RES0502", [1.3, 0.6, 0.38], 0.2, 1/20];
 RES0603 = ["RES0603", [1.6, 0.8, 0.45], 0.3, 1/10];
 RES0805 = ["RES0805", [2.0, 1.2, 0.45], 0.4, 1/8];
 RES1206 = ["RES1206", [3.1, 1.6, 0.6],  0.5, 1/4];
+L2012C  = ["L2012C",  [2.0, 1.25,0.9],  0.5, 0];
 
-smd_resistors = [RES0603, RES0805, RES1206];
+smd_resistors = [RES0402, RES0502, RES0603, RES0805, RES1206, L2012C];
 
+CAP0402 = ["CAP0402", [1.0, 0.5], 0.2];
+CAP0502 = ["CAP0502", [1.3, 0.6], 0.2];
 CAP0603 = ["CAP0603", [1.6, 0.8], 0.3];
 CAP0805 = ["CAP0805", [2.0, 1.2], 0.4];
 CAP1206 = ["CAP1206", [3.1, 1.6], 0.5];
 
-smd_capacitors = [CAP0603, CAP0805, CAP1206];
+smd_capacitors = [CAP0402, CAP0502, CAP0603, CAP0805, CAP1206];
 
 SOT23  = ["SOT23",  [3,   1.4, 1.0], 0.05, 0.66, 1.9, 2.6, [0.4, 0.45,  0.15], 0.4];
 SOT223 = ["SOT223", [6.5, 3.5, 1.6], 0.05, 0.89, 2.3, 7.0, [0.7, 0.95, 0.25], 3];
 
 smd_sots = [SOT23, SOT223];
 
-SOIC8  = ["SOIC8",  [4.90, 3.90, 1.25], 0.10, 0.66, 1.27, 6.00, [0.31, .50, 0.20]];
-SOIC14 = ["SOIC14", [8.70, 3.90, 1.25], 0.10, 0.66, 1.27, 6.00, [0.31, .50, 0.20]];
-SOIC16 = ["SOIC16", [9.90, 3.90, 1.25], 0.10, 0.66, 1.27, 6.00, [0.31, .50, 0.20]];
+SOIC8  = ["SOIC8",  [4.90, 3.90, 1.25], 0.10, 0.66, 1.27, 6.00,  [0.31, .50, 0.20]];
+SOIC14 = ["SOIC14", [8.70, 3.90, 1.25], 0.10, 0.66, 1.27, 6.00,  [0.31, .50, 0.20]];
+SOIC16 = ["SOIC16", [9.90, 3.90, 1.25], 0.10, 0.66, 1.27, 6.00,  [0.31, .50, 0.20]];
 SOIC18 = ["SOIC18", [11.40,7.50, 2.00], 0.10, 1.20, 1.27, 10.30, [0.31, .50, 0.20]];
 
 smd_soics = [SOIC8, SOIC14, SOIC16, SOIC18];
 
-DO241AC = ["DO241AC", [4.0, 2.5, 2.0], 0.1, 1, [4.8, 1.2, 0.15, 2]];
+DO214AC = ["DO214AC", [4.0, 2.5, 2.0], 0.1, 1, [4.8, 1.2, 0.15, 2], grey(20)];
 
-smd_diodes = [DO241AC];
+smd_diodes = [DO214AC];
+
+TANT_A = ["TANT_A", [3.0, 1.6, 1.6], 0.1, 0.8,  [3.2, 1.2, 0.08, 1.1], ["#E9D769", "#E9B44A"]];
+TANT_B = ["TANT_B", [3.3, 2.8, 1.9], 0.1, 0.95, [3.5, 2.2, 0.08, 1.4], ["#E9D769", "#E9B44A"]];
+TANT_C = ["TANT_C", [5.8, 3.2, 2.6], 0.1, 1.3,  [6.0, 2.2, 0.08, 2.9], ["#E9D769", "#E9B44A"]];
+
+smd_tants = [TANT_A, TANT_B, TANT_C];
 
 IND2525 = ["IND2525", [6.75, 6.75, 2], 0.1, 1.75, [7.24, 3.2, 0.15, 4.4], grey(50)];
 
@@ -63,4 +74,13 @@ TC33X1 = ["TC33X1", [3.0, 3.8, 0.5], [0.95, 0.9, 0.88, 1.5, 0.2, 0.75],[3.0, 0.1
 
 smd_pots = [TC33X1];
 
+
+U_FL_R_SMT_1 = ["U_FL_R_SMT_1", [2.6, 2.6, 0.35], 0.2, [2, 1.7, 1.25], [1.86, 0.09, 0.6], 0.5, [0.4, 1.8, 0.2], [0.6, 3.1, 0.2]];
+
+smd_coaxs = [U_FL_R_SMT_1];
+
+QFP50P1200X1200X160_64N = ["QFP50P1200X1200X160_64N", [10, 10, 1.6], 12, 64, 0.5, [1, 0.2, 0.1], [0.2, 0.6, 0.1, 0.1]];
+
+smd_qfps = [ QFP50P1200X1200X160_64N ];
+
 use <smd.scad>