Fixed PCB cutout for right angle pin headers.

Fixed bugs right angle pin headers with rows not equal to two.
Added more tests for pin headers.

lib.scad

@@ -43,6 +43,7 @@ include <vitamins/ldrs.scad>
 include <vitamins/leadnuts.scad>
 include <vitamins/led_meter.scad>
 include <vitamins/light_strips.scad>
+include <vitamins/magnets.scad>
 include <vitamins/mains_sockets.scad>
 include <vitamins/modules.scad>
 include <vitamins/panel_meters.scad>

libtest.scad

@@ -50,6 +50,7 @@ use <tests/LEDs.scad>
 use <tests/light_strips.scad>
 use <tests/linear_bearings.scad>
 use <tests/LED_meters.scad>
+use <tests/magnets.scad>
 use <tests/microswitches.scad>
 use <tests/modules.scad>
 use <tests/nuts.scad>
@@ -271,8 +272,9 @@ translate([x1, leadnuts_y])
 
 leds_y = 0;
 carriers_y = leds_y + 40;
-spades_y = carriers_y + 40;
-buttons_y = spades_y + 40;
+magnets_y = carriers_y + 40;
+spades_y = magnets_y + 20;
+buttons_y = spades_y + 20;
 jacks_y = buttons_y + 40;
 microswitches_y = jacks_y + 40;
 rockers_y = microswitches_y + 40;
@@ -288,6 +290,9 @@ translate([x2 + 35, leds_y])
 translate([x2 + 8, carriers_y])
     carriers();
 
+translate([x2, magnets_y])
+    magnets();
+
 translate([x2 + 20, carriers_y])
     led_meters();
 

readme.md

@@ -26,21 +26,21 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa
 <tr><td> <a href = "#Bulldogs">Bulldogs</a> </td><td> <a href = "#Leadnuts">Leadnuts</a> </td><td> <a href = "#SK_brackets">SK_brackets</a> </td><td> <a href = "#Door_hinge">Door_hinge</a> </td><td> <a href = "#Hanging_hole">Hanging_hole</a> </td><td> <a href = "#Sphere">Sphere</a> </td></tr>
 <tr><td> <a href = "#Buttons">Buttons</a> </td><td> <a href = "#Light_strips">Light_strips</a> </td><td> <a href = "#SMDs">SMDs</a> </td><td> <a href = "#Door_latch">Door_latch</a> </td><td> <a href = "#Horiholes">Horiholes</a> </td><td> <a href = "#Teardrops">Teardrops</a> </td></tr>
 <tr><td> <a href = "#Cable_strips">Cable_strips</a> </td><td> <a href = "#Linear_bearings">Linear_bearings</a> </td><td> <a href = "#SSRs">SSRs</a> </td><td> <a href = "#Fan_guard">Fan_guard</a> </td><td> <a href = "#Layout">Layout</a> </td><td></td></tr>
-<tr><td> <a href = "#Cameras">Cameras</a> </td><td> <a href = "#Mains_sockets">Mains_sockets</a> </td><td> <a href = "#Screws">Screws</a> </td><td> <a href = "#Fixing_block">Fixing_block</a> </td><td> <a href = "#Maths">Maths</a> </td><td></td></tr>
-<tr><td> <a href = "#Circlips">Circlips</a> </td><td> <a href = "#Microswitches">Microswitches</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</a> </td><td> <a href = "#Flat_hinge">Flat_hinge</a> </td><td> <a href = "#Offset">Offset</a> </td><td></td></tr>
-<tr><td> <a href = "#Components">Components</a> </td><td> <a href = "#Microview">Microview</a> </td><td> <a href = "#Sheets">Sheets</a> </td><td> <a href = "#Foot">Foot</a> </td><td> <a href = "#Quadrant">Quadrant</a> </td><td></td></tr>
-<tr><td> <a href = "#DIP">DIP</a> </td><td> <a href = "#Modules">Modules</a> </td><td> <a href = "#Spades">Spades</a> </td><td> <a href = "#Handle">Handle</a> </td><td> <a href = "#Round">Round</a> </td><td></td></tr>
-<tr><td> <a href = "#D_connectors">D_connectors</a> </td><td> <a href = "#Nuts">Nuts</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#PCB_mount">PCB_mount</a> </td><td> <a href = "#Rounded_cylinder">Rounded_cylinder</a> </td><td></td></tr>
-<tr><td> <a href = "#Displays">Displays</a> </td><td> <a href = "#O_ring">O_ring</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#PSU_shroud">PSU_shroud</a> </td><td> <a href = "#Rounded_polygon">Rounded_polygon</a> </td><td></td></tr>
-<tr><td> <a href = "#Extrusion_brackets">Extrusion_brackets</a> </td><td> <a href = "#Opengrab">Opengrab</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td> <a href = "#Printed_box">Printed_box</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
-<tr><td> <a href = "#Extrusions">Extrusions</a> </td><td> <a href = "#PCB">PCB</a> </td><td> <a href = "#Swiss_clips">Swiss_clips</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
-<tr><td> <a href = "#Fans">Fans</a> </td><td> <a href = "#PCBs">PCBs</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td> <a href = "#SSR_shroud">SSR_shroud</a> </td><td> <a href = "#Thread">Thread</a> </td><td></td></tr>
-<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#PSUs">PSUs</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
-<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#Panel_meters">Panel_meters</a> </td><td> <a href = "#Tubings">Tubings</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#Pillars">Pillars</a> </td><td> <a href = "#Variacs">Variacs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Veroboard">Veroboard</a> </td><td></td><td></td><td></td></tr>
-<tr><td> <a href = "#Hygrometer">Hygrometer</a> </td><td> <a href = "#Pulleys">Pulleys</a> </td><td> <a href = "#Washers">Washers</a> </td><td></td><td></td><td></td></tr>
-<tr><td> <a href = "#IECs">IECs</a> </td><td></td><td> <a href = "#Wire">Wire</a> </td><td></td><td></td><td></td></tr>
+<tr><td> <a href = "#Cameras">Cameras</a> </td><td> <a href = "#Magnets">Magnets</a> </td><td> <a href = "#Screws">Screws</a> </td><td> <a href = "#Fixing_block">Fixing_block</a> </td><td> <a href = "#Maths">Maths</a> </td><td></td></tr>
+<tr><td> <a href = "#Circlips">Circlips</a> </td><td> <a href = "#Mains_sockets">Mains_sockets</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</a> </td><td> <a href = "#Flat_hinge">Flat_hinge</a> </td><td> <a href = "#Offset">Offset</a> </td><td></td></tr>
+<tr><td> <a href = "#Components">Components</a> </td><td> <a href = "#Microswitches">Microswitches</a> </td><td> <a href = "#Sheets">Sheets</a> </td><td> <a href = "#Foot">Foot</a> </td><td> <a href = "#Quadrant">Quadrant</a> </td><td></td></tr>
+<tr><td> <a href = "#DIP">DIP</a> </td><td> <a href = "#Microview">Microview</a> </td><td> <a href = "#Spades">Spades</a> </td><td> <a href = "#Handle">Handle</a> </td><td> <a href = "#Round">Round</a> </td><td></td></tr>
+<tr><td> <a href = "#D_connectors">D_connectors</a> </td><td> <a href = "#Modules">Modules</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#PCB_mount">PCB_mount</a> </td><td> <a href = "#Rounded_cylinder">Rounded_cylinder</a> </td><td></td></tr>
+<tr><td> <a href = "#Displays">Displays</a> </td><td> <a href = "#Nuts">Nuts</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#PSU_shroud">PSU_shroud</a> </td><td> <a href = "#Rounded_polygon">Rounded_polygon</a> </td><td></td></tr>
+<tr><td> <a href = "#Extrusion_brackets">Extrusion_brackets</a> </td><td> <a href = "#O_ring">O_ring</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td> <a href = "#Printed_box">Printed_box</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
+<tr><td> <a href = "#Extrusions">Extrusions</a> </td><td> <a href = "#Opengrab">Opengrab</a> </td><td> <a href = "#Swiss_clips">Swiss_clips</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
+<tr><td> <a href = "#Fans">Fans</a> </td><td> <a href = "#PCB">PCB</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td> <a href = "#SSR_shroud">SSR_shroud</a> </td><td> <a href = "#Thread">Thread</a> </td><td></td></tr>
+<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#PCBs">PCBs</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
+<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#PSUs">PSUs</a> </td><td> <a href = "#Tubings">Tubings</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#Panel_meters">Panel_meters</a> </td><td> <a href = "#Variacs">Variacs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Pillars">Pillars</a> </td><td> <a href = "#Veroboard">Veroboard</a> </td><td></td><td></td><td></td></tr>
+<tr><td> <a href = "#Hygrometer">Hygrometer</a> </td><td> <a href = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Washers">Washers</a> </td><td></td><td></td><td></td></tr>
+<tr><td> <a href = "#IECs">IECs</a> </td><td> <a href = "#Pulleys">Pulleys</a> </td><td> <a href = "#Wire">Wire</a> </td><td></td><td></td><td></td></tr>
 <tr><td> <a href = "#Inserts">Inserts</a> </td><td></td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></td></tr>
 </table>
 
@@ -85,6 +85,7 @@ Axial components for PCBs.
 |   1 | ```ax_res(res1_4, 47000)``` |  Resistor 47000 Ohms 5% 0.25W |
 |   1 | ```ax_res(res1_2, 8200)``` |  Resistor 8200 Ohms 5% 0.5W |
 |   1 | ```ax_res(res1_2, 8250, tol = 1)``` |  Resistor 8250 Ohms 1% 0.5W |
+|   1 | ```wire_link(0.8, 10.16)``` |  Wire link 0.8mm x 0.4" |
 
 
 <a href="#top">Top</a>
@@ -902,7 +903,7 @@ Can draw three styles: solid, open frame and open frame with screw bosses.
 | ---:|:--- |:---|
 |   1 | ```fan(fan120x25)``` |  Fan 120mm x 25mm |
 |   1 | ```fan(fan17x8)``` |  Fan 17mm x 8mm |
-|   1 | ```fan(fan25x10)``` |  Fan 25mm x 10mm |
+|   1 | ```fan(fan25.4x10)``` |  Fan 25.4mm x 10mm |
 |   1 | ```fan(fan30x10)``` |  Fan 30mm x 10mm |
 |   1 | ```fan(fan40x11)``` |  Fan 40mm x 11mm |
 |   1 | ```fan(fan50x15)``` |  Fan 50mm x 15mm |
@@ -1252,6 +1253,7 @@ Heatfit threaded inserts. Can be pushed into thermoplastics using a soldering ir
 | Function | Description |
 |:--- |:--- |
 | ```insert_boss_radius(type, wall)``` | Compute the outer radius of an insert boss |
+| ```insert_nose_length(type, d)``` | The length before the second ring. |
 
 ### Modules
 | Module | Description |
@@ -1266,7 +1268,7 @@ Heatfit threaded inserts. Can be pushed into thermoplastics using a soldering ir
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   1 | ```insert(F1BM)``` |  Heatfit insert M2 |
+|   1 | ```insert(F1BM2)``` |  Heatfit insert M2 |
 |   1 | ```insert(F1BM2p5)``` |  Heatfit insert M2.5 |
 |   1 | ```insert(F1BM3)``` |  Heatfit insert M3 |
 |   1 | ```insert(F1BM4)``` |  Heatfit insert M4 |
@@ -1675,6 +1677,36 @@ LMnUU linear bearings.
 |   1 | ```linear_bearing(LM8UU)``` |  Linear bearing LM8UU |
 
 
+<a href="#top">Top</a>
+
+---
+<a name="Magnets"></a>
+## Magnets
+Cylindrical and ring magnets.
+
+
+[vitamins/magnets.scad](vitamins/magnets.scad) Object definitions.
+
+[vitamins/magnet.scad](vitamins/magnet.scad) Implementation.
+
+[tests/magnets.scad](tests/magnets.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```magnet_h(type)``` | Height |
+| ```magnet_id(type)``` | Inside diameter if a ring |
+| ```magnet_od(type)``` | Outer diameter |
+| ```magnet_r(type)``` | Corner radius |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```magnet(type)``` | Draw specified magnet |
+
+![magnets](tests/png/magnets.png)
+
+
 <a href="#top">Top</a>
 
 ---
@@ -2192,6 +2224,8 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   2 | ```green_terminal(gt_3p5, 4)``` |  Terminal block 4 way 3.5mm |
 |   1 | ```terminal_35(4)``` |  Terminal block 4 way 3.5mm |
 |   1 | ```pcb(TestPCB)``` |  Test PCB |
+|   1 | ```wire_link(0.8, 5.08, h = 10.16)``` |  Wire link 0.8mm x 0.2" |
+|   1 | ```wire_link(0.8, 10.16)``` |  Wire link 0.8mm x 0.4" |
 
 
 <a href="#top">Top</a>
@@ -2442,7 +2476,7 @@ Pin headers and sockets, etc.
 |:--- |:--- |
 | ```box_header(type, cols = 1, rows = 1, smt = false, cutout = 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, pin_colour)``` | Draw JST XH connector |
+| ```jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_colour = false)``` | Draw JST XH 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 |
@@ -2453,11 +2487,18 @@ 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, 8, 1)``` |  Box header 8 x 1 |
 |   1 | ```idc_transition(2p54header, 10)``` |  IDC transition header 10 x 2 |
 |   1 | ```pin_header(2p54header, 10, 2)``` |  Pin header 10 x 2 |
-|   1 | ```pin_header(2p54header, 10, 2, right_angle = true)``` |  Pin header 10 x 2 right_angle |
+|   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 |
+|   1 | ```pin_header(2p54header, 3, 3, right_angle = true)``` |  Pin header 3 x 3 right_angle |
+|   1 | ```pin_header(2p54header, 8, 1)``` |  Pin header 8 x 1 |
 |   1 | ```pin_socket(2p54header, 10, 2)``` |  Pin socket 10 x 2 |
-|   1 | ```pin_socket(2p54header, 10, 2, right_angle = true)``` |  Pin socket 10 x 2 right_angle |
+|   1 | ```pin_socket(2p54header, 3, 1, right_angle = true)``` |  Pin socket 3 x 1 right_angle |
+|   1 | ```pin_socket(2p54header, 3, 2, right_angle = true)``` |  Pin socket 3 x 2 right_angle |
+|   1 | ```pin_socket(2p54header, 3, 3, right_angle = true)``` |  Pin socket 3 x 3 right_angle |
+|   1 | ```pin_socket(2p54header, 8, 1)``` |  Pin socket 8 x 1 |
 
 
 <a href="#top">Top</a>
@@ -2888,6 +2929,7 @@ Machine screws and wood screws with various head styles.
 |   1 | ```screw(No632_pan_screw, 30)``` |  Screw 6-32 pan x 30mm |
 |   1 | ```screw(M2_cap_screw, 10)``` |  Screw M2 cap x 10mm |
 |   1 | ```screw(M2_cs_cap_screw, 10)``` |  Screw M2 cs cap x 10mm |
+|   1 | ```screw(M2_dome_screw, 10)``` |  Screw M2 dome x 10mm |
 |   1 | ```screw(M2p5_cap_screw, 10)``` |  Screw M2.5 cap x 10mm |
 |   1 | ```screw(M2p5_pan_screw, 10)``` |  Screw M2.5 pan x 10mm |
 |   1 | ```screw(M3_cap_screw, 10)``` |  Screw M3 cap x 10mm |
@@ -4255,7 +4297,7 @@ Star washers can be omitted by setting ```star_washers``` to false.
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   3 | ```insert(F1BM)``` |  Heatfit insert M2 |
+|   3 | ```insert(F1BM2)``` |  Heatfit insert M2 |
 |   3 | ```insert(F1BM2p5)``` |  Heatfit insert M2.5 |
 |   3 | ```insert(F1BM3)``` |  Heatfit insert M3 |
 |   3 | ```insert(F1BM4)``` |  Heatfit insert M4 |
@@ -4417,7 +4459,7 @@ The ring spacing as well as the number of spokes can be specified, if zero a gas
 | ---:|:--- |
 |   1 | fan_guard_120.stl |
 |   1 | fan_guard_17.stl |
-|   1 | fan_guard_25.stl |
+|   1 | fan_guard_25.4.stl |
 |   1 | fan_guard_30.stl |
 |   1 | fan_guard_40.stl |
 |   1 | fan_guard_50.stl |
@@ -4475,7 +4517,7 @@ Star washers can be omitted by setting ```star_washers``` to false.
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   3 | ```insert(F1BM)``` |  Heatfit insert M2 |
+|   3 | ```insert(F1BM2)``` |  Heatfit insert M2 |
 |   3 | ```insert(F1BM2p5)``` |  Heatfit insert M2.5 |
 |   3 | ```insert(F1BM3)``` |  Heatfit insert M3 |
 |   3 | ```insert(F1BM4)``` |  Heatfit insert M4 |
@@ -4805,7 +4847,7 @@ It can also have printed feet on the base with the screws doubling up to hold th
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   4 | ```insert(F1BM)``` |  Heatfit insert M2 |
+|   4 | ```insert(F1BM2)``` |  Heatfit insert M2 |
 |   4 | ```insert(F1BM3)``` |  Heatfit insert M3 |
 |   4 | ```screw(M2_cap_screw, 6)``` |  Screw M2 cap x  6mm |
 |   3 | ```screw(M3_pan_screw, 6)``` |  Screw M3 pan x  6mm |
@@ -5767,6 +5809,7 @@ Global constants, functions and modules. This file is used directly or indirectl
 | ```inch(x)``` | Inch to mm conversion (For fractional inches, 'inch(1 + 7/8)' will work as expected.) |
 | ```m(x)``` | m to mm conversion |
 | ```mm(x)``` | Explicit mm specified |
+| ```no_point(str)``` | Replace decimal point in string with 'p' |
 | ```r2sides(r)``` | Replicates the OpenSCAD logic to calculate the number of sides from the radius |
 | ```r2sides4n(r)``` | Round up the number of sides to a multiple of 4 to ensure points land on all axes |
 | ```sqr(x)``` | Returns the square of ```x``` |

tests/PCB.scad

@@ -86,10 +86,13 @@ test_pcb = ["TestPCB", "Test PCB",
         [  5, 218, 180, "hdmi"],
         [  3, 235, 180, "mini_hdmi"],
         [  6, 175, 180, "uSD", [12, 11.5, 1.4]],
+
+        [ 65,   9,   0, "link", inch(0.4)],
         [ 65,  12,   0, "ax_res", res1_8, 1000],
         [ 65,  17,   0, "ax_res", res1_4, 10000],
         [ 65,  22,   0, "ax_res", res1_2, 100000],
 
+        [ 80,   9,   0, "link", inch(0.2), inch(0.4)],
         [ 80,  12,   0, "ax_res", res1_8, 1000000, 1, inch(0.1)],
         [ 80,  17,   0, "ax_res", res1_4, 100,     2, inch(0.1)],
         [ 80,  22,   0, "ax_res", res1_2, 10,     10, inch(0.2)],

tests/magnets.scad

@@ -0,0 +1,29 @@
+//
+// NopSCADlib Copyright Chris Palmer 2020
+// 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 <../core.scad>
+use <../utils/layout.scad>
+
+include <../vitamins/magnets.scad>
+
+module magnets()
+    layout([for(m = magnets) magnet_od(m)], 5)
+        magnet(magnets[$i]);
+
+if($preview)
+    magnets();

tests/pin_headers.scad

@@ -23,26 +23,53 @@ include <../vitamins/pin_headers.scad>
 
 pins = 10;
 
-module pin_headers()
+module pin_headers() {
     layout([for(p = pin_headers) hdr_pitch(p) * pins], 15) {
         idc_transition(pin_headers[$i], 10);
 
         translate([0, 20])
-            pin_header(pin_headers[$i], 10, 2, right_angle = true);
+            pin_header(pin_headers[$i], 3, 2, right_angle = true);
+
+        translate([-10, 20])
+            pin_header(pin_headers[$i], 3, 1, right_angle = true);
+
+         translate([10, 20])
+            pin_header(pin_headers[$i], 3, 3, right_angle = true);
+
+        translate([0, 30])
+            pin_header(pin_headers[$i], 8, 1);
 
         translate([0, 40])
             pin_header(pin_headers[$i], 10, 2);
 
+        translate([0, 50])
+            box_header(pin_headers[$i], 8, 1);
+
         translate([0, 60])
             box_header(pin_headers[$i], 10, 2);
 
+        translate([0, 70])
+            pin_socket(pin_headers[$i], 8, 1);
+
         translate([0, 80])
             pin_socket(pin_headers[$i], 10, 2);
 
-        translate([0, 110])
-            pin_socket(pin_headers[$i], 10, 2, right_angle = true);
+        translate([-10, 105])
+            pin_socket(pin_headers[$i], 3, 1, right_angle = true);
 
+        translate([0, 105])
+            pin_socket(pin_headers[$i], 3, 2, right_angle = true);
+
+        translate([10, 105])
+            pin_socket(pin_headers[$i], 3, 3, right_angle = true);
     }
 
+    translate([-20, 0])
+        jst_xh_header(jst_xh_header, 5);
+
+    translate([-20, 20])
+        jst_xh_header(jst_xh_header, 5, true);
+}
+
 if($preview)
     pin_headers();

utils/core/global.scad

@@ -31,6 +31,7 @@ function m(x)    = x * 1000.0;
 
 function sqr(x) = x * x;                                                            //! Returns the square of ```x```
 function echoit(x) = echo(x) x;                                                     //! Echo expression and return it, useful for debugging
+function no_point(str) = chr([for(c = str(str)) if(c == ".") ord("p") else ord(c)]);//! Replace decimal point in string with 'p'
 function in(list, x) = !!len([for(v = list) if(v == x) true]);                      //! Returns true if ```x``` is an element in the ```list```
 function Len(x) = is_list(x) ? len(x) : 0;                                          //! Returns the length of a list or 0 if ```x``` is not a list
 function r2sides(r) = $fn ? $fn : ceil(max(min(360/ $fa, r * 2 * PI / $fs), 5));    //! Replicates the OpenSCAD logic to calculate the number of sides from the radius

utils/quadrant.scad

@@ -23,18 +23,21 @@
 include <../utils/core/core.scad>
 
 module quadrant(w, r, center = false) { //! Draw a square with one rounded corner, can be centered on the arc centre, when ```center``` is ```true```.
-    offset = center ? r - w : 0;
-    translate([offset, offset])
+    h = is_list(w) ? w.y : w;
+    w = is_list(w) ? w.x : w;
+    offset_w = center ? r - w : 0;
+    offset_h = center ? r - h : 0;
+    translate([offset_w, offset_h])
         hull() {
             intersection() {
-                translate([w - r, w - r])
+                translate([w - r, h - r])
                     circle4n(r);
 
-                square(w);
+                square([w, h]);
             }
 
             square([w, eps]);
 
-            square([eps, w]);
+            square([eps, h]);
         }
 }

vitamins/axial.scad

@@ -24,6 +24,7 @@ include <../utils/core/core.scad>
 include <../utils/round.scad>
 
 module wire_link(d, l, h = 1, tail = 3) { //! Draw a wire jumper link.
+    vitamin(str("wire_link(", d, ", ", l, arg(h, 1, "h"), arg(tail, 3, "tail"),  "): Wire link ", d, "mm x ", l / inch(1), "\""));
     r = d;
     $fn = 32;
 
@@ -57,13 +58,16 @@ module orientate_axial(length, height, pitch, wire_d) { // Orient horizontal or
     min_pitch = ceil((length + 1) / inch(0.1)) * inch(0.1);
     lead_pitch = pitch ? pitch : min_pitch;
     if(lead_pitch >= min_pitch) {
-        wire_link(wire_d, lead_pitch, height);
+        not_on_bom()
+            wire_link(wire_d, lead_pitch, height);
+
         translate_z(height)
             rotate([0, 90, 0])
                 children();
     }
     else {
-        wire_link(wire_d, lead_pitch, length + 0.7 + wire_d);
+        not_on_bom()
+            wire_link(wire_d, lead_pitch, length + 0.7 + wire_d);
 
         translate([-pitch / 2, 0, length / 2 + 0.2])
             children();

vitamins/belt.scad

@@ -39,8 +39,6 @@ function belt_tooth_height(type) = type[4]; //! Tooth height
 function belt_pitch_height(type) = type[5] + belt_tooth_height(type); //! Offset of the pitch radius from the tips of the teeth
 
 function belt_pitch_to_back(type) = belt_thickness(type) - belt_pitch_height(type); //! Offset of the back from the pitch radius
-
-function no_point(str) = chr([for(c = str) if(c == ".") ord("p") else ord(c)]);
 //
 // We model the belt path at the pitch radius of the pulleys and the pitch line of the belt to get an accurate length.
 // The belt is then drawn by offseting each side from the pitch line.

vitamins/fans.scad

@@ -17,28 +17,28 @@
 // If not, see <https://www.gnu.org/licenses/>.
 //
 
-//          w   d   b   h      s              h     t    o   b  b    a
-//          i   e   o   o      c              u     h    u   l  o    p
-//          d   p   r   l      r              b     i    t   a  s    p
-//          t   t   e   e      e                    c    e   d  s    e
-//          h   h              w              d     k    r   e       r
-//                      p                     i     n        s  d    t
-//                      i                     a     e    d           u
-//                      t                           s    i           r
-//                      c                           s    a           e
-//                      h
+//          w     d   b   h      s              h     t    o   b  b    a
+//          i     e   o   o      c              u     h    u   l  o    p
+//          d     p   r   l      r              b     i    t   a  s    p
+//          t     t   e   e      e                    c    e   d  s    e
+//          h     h              w              d     k    r   e       r
+//                        p                     i     n        s  d    t
+//                        i                     a     e    d           u
+//                        t                           s    i           r
+//                        c                           s    a           e
+//                        h
 //
-fan120x25= [120,25, 116,52.5,  M4_dome_screw, 41,   4,  140, 9, 0,   137];
-fan80x38 = [80, 38, 75, 35.75, M4_dome_screw, 40,   4.3, 84, 7, 0,   85];
-fan80x25 = [80, 25, 75, 35.75, M4_dome_screw, 40,   4.3, 84, 7, 0,   85];
-fan70x15 = [70, 15, 66, 30.75, M4_dome_screw, 29,   3.8, 70 ,7, 0,   undef];
-fan60x25 = [60, 25, 57, 25,    M4_dome_screw, 31.5, 3.6, 64, 7, 0,   63];
-fan60x15 = [60, 15, 57, 25,    M4_dome_screw, 29,   2.4, 60, 7, 7.7, 63];
-fan50x15 = [50, 15, 48, 20,    M4_dome_screw, 25,   12.5,100,7, 0,   undef];
-fan40x11 = [40, 11, 37, 16,    M3_dome_screw, 25,   7.5,100, 9, 0,   undef];
-fan30x10 = [30, 10, 27, 12,    M3_dome_screw, 17,   10, 100, 5, 0,   undef];
-fan25x10 = [25, 10, 24, 10,   M2p5_pan_screw, 16,   10, 100, 5, 0,   undef];
-fan17x8  = [17,  8, 16, 6.75,  M2_cap_screw,  12.6,  8, 100, 7, 0,   undef];
+fan120x25= [120, 25, 116,52.5,  M4_dome_screw, 41,   4,  140, 9, 0,   137];
+fan80x38 = [80,  38, 75, 35.75, M4_dome_screw, 40,   4.3, 84, 7, 0,   85];
+fan80x25 = [80,  25, 75, 35.75, M4_dome_screw, 40,   4.3, 84, 7, 0,   85];
+fan70x15 = [70,  15, 66, 30.75, M4_dome_screw, 29,   3.8, 70 ,7, 0,   undef];
+fan60x25 = [60,  25, 57, 25,    M4_dome_screw, 31.5, 3.6, 64, 7, 0,   63];
+fan60x15 = [60,  15, 57, 25,    M4_dome_screw, 29,   2.4, 60, 7, 7.7, 63];
+fan50x15 = [50,  15, 48, 20,    M4_dome_screw, 25,  12.5,100, 7, 0,   undef];
+fan40x11 = [40,  11, 37, 16,    M3_dome_screw, 25,   7.5,100, 9, 0,   undef];
+fan30x10 = [30,  10, 27, 12,    M3_dome_screw, 17,   10, 100, 5, 0,   undef];
+fan25x10 = [25.4,10, 24, 10,   M2p5_pan_screw, 16,   10, 100, 5, 0,   undef];
+fan17x8  = [17,   8, 16, 6.75,  M2_cap_screw,  12.6,  8, 100, 7, 0,   undef];
 
 fans = [fan17x8, fan25x10, fan30x10, fan40x11, fan50x15, fan60x15, fan60x25, fan70x15, fan80x25, fan80x38, fan120x25];
 

vitamins/hot_ends.scad

@@ -33,7 +33,7 @@
 //                                                                                       h      t     s   t              t     t
 //                                                                                              h
 //
-JHeadMk5  = ["JHeadMk5",  jhead, "JHead MK5",         51.2,  4.75,16,    40, grey(20),     12,    4.64, 13, [0, 2.38, -5], 20,   20];
+JHeadMk5  = ["JHeadMk5",  jhead, "JHead MK5",         51.2,  4.75,16,    40, grey(20),   12,    4.64, 13, [0, 2.38, -5], 20,   20];
 E3Dv5     = ["E3Dv5",     e3d,   "E3D V5 direct",       70,  3.7, 16,  50.1, "silver",   12,    6,    15, [1, 5,  -4.5], 14.5, 28];
 E3Dv6     = ["E3Dv6",     e3d,   "E3D V6 direct",       62,  3.7, 16,  42.7, "silver",   12,    6,    15, [1, 5,  -4.5], 14,   21];
 E3D_clone = ["E3D_clone", e3d,   "E3D clone aliexpress",66,  6.8, 16,    46, "silver",   12,    5.6,  15, [1, 5,  -4.5], 14.5, 21];

vitamins/insert.scad

@@ -35,6 +35,15 @@ function insert_ring3_d(type)        = type[8];     //! Diameter of the bottom r
 
 function insert_hole_length(type) = round_to_layer(insert_length(type));
 
+function insert_nose_length(type, d) = let( //! The length before the second ring.
+        length = insert_length(type),
+        ring1_h = insert_ring1_h(type),
+        chamfer1 = (insert_ring2_d(type) - insert_barrel_d(type)) / 2,
+        chamfer2 = (insert_ring3_d(type) - insert_barrel_d(type)) / 2,
+        ring2_h = ring1_h + chamfer1,
+        gap = (length - ring1_h - ring2_h - chamfer2) / 3
+    ) ring1_h + gap + ring2_h - d + insert_barrel_d(type);
+
 module insert(type) { //! Draw specified insert
     length = insert_length(type);
     ring1_h = insert_ring1_h(type);
@@ -58,7 +67,7 @@ module insert(type) { //! Draw specified insert
         h3 = ring1_h + gap + ring2_h;
         h4 = ring1_h + gap + ring2_h + gap;
         color(brass)
-            rotate_extrude()
+            rotate_extrude(convexity = 3)
                 polygon([
                     [r1, 0],
                     [r1, length],

vitamins/inserts.scad

@@ -29,7 +29,7 @@
 //                          d         d          h    d    d
 //                                         d
 //
-F1BM2   = [ "F1BM",    4.0, 3.6, 3.2, 2,   3.0,  1.0, 3.4, 3.1 ];
+F1BM2   = [ "F1BM2",    4.0, 3.6, 3.2, 2,   3.0,  1.0, 3.4, 3.1 ];
 F1BM2p5 = [ "F1BM2p5", 5.8, 4.6, 4.0, 2.5, 3.65, 1.6, 4.4, 3.9 ];
 F1BM3   = [ "F1BM3",   5.8, 4.6, 4.0, 3,   3.65, 1.6, 4.4, 3.9 ];
 F1BM4   = [ "F1BM4",   8.2, 6.3, 5.6, 4,   5.15, 2.3, 6.0, 5.55 ];

vitamins/jhead.scad

@@ -138,7 +138,7 @@ module jhead_hot_end_assembly(type, filament, naked = false) { //! Assembly with
     //
     // silcone tape
     //
-    if(!naked)
+    if(is_undef(naked) || !naked)
         color("red")
             if(exploded())
                 translate([0, max(hot_end_insulator_diameter(type) / 2, heater_length(heater) / 2 - nozzle_x(heater)),
@@ -156,7 +156,7 @@ module jhead_hot_end_assembly(type, filament, naked = false) { //! Assembly with
     //
     // Zip tie and heatshrink
     //
-    if(!naked)
+    if(!naked  && !is_undef(naked))
         rotate(10) {
             dia =  hot_end_insulator_diameter(type);
             scale([1, (bundle + dia) / dia])

vitamins/led_meter.scad

@@ -85,7 +85,8 @@ module meter(type, colour = "red", value = "888", display_colour = false) //! Dr
         translate([0, meter_shunt_y(type), size.z])
             vflip()
                 color("#b87333")
-                    wire_link(shunt.y, shunt.x, shunt.z, tail = 2);
+                    not_on_bom()
+                        wire_link(shunt.y, shunt.x, shunt.z, tail = 2);
 }
 
 clearance = 0.1;

vitamins/magnet.scad

@@ -0,0 +1,49 @@
+//
+// NopSCADlib Copyright Chris Palmer 2020
+// 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/>.
+//
+
+//
+//! Cylindrical and ring magnets.
+//
+include <../utils/core/core.scad>
+
+function magnet_od(type)    = type[1]; //! Outer diameter
+function magnet_id(type)    = type[2]; //! Inside diameter if a ring
+function magnet_h(type)     = type[3]; //! Height
+function magnet_r(type)     = type[4]; //! Corner radius
+
+module magnet(type) { //! Draw specified magnet
+    od = magnet_od(type);
+    id = magnet_id(type);
+    h = magnet_h(type);
+    r = magnet_r(type);
+
+    //vitamin(str("magnet(", type[0], "): Magnet ", od, "mm diameter, ", h, "mm high", id ? str(", ", id, "mm bore") : "" ));
+
+    or = od / 2;
+    ir = id / 2;
+    color(silver)
+        rotate_extrude()
+            union() {
+                translate([ir, 0])
+                    rounded_square([or - ir, h], r, center = false);
+                if(!ir)
+                    square([r, h]);
+            }
+
+}

vitamins/magnets.scad

@@ -0,0 +1,30 @@
+//
+// NopSCADlib Copyright Chris Palmer 2020
+// 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/>.
+//
+//
+//! Cylindrical and ring magnets.
+//
+
+//                          od,        id,        h,         r
+MAG8x4x4p2 = ["MAG8x4x4p2", 8,         4.2,       4,         0.5];
+MAG484     = ["MAG484",     inch(1/4), inch(1/8), inch(1/4), 0.5];
+MAG5x8     = ["MAG484",     8,         0,         5,         0.5];
+
+magnets = [MAG8x4x4p2, MAG484, MAG5x8];
+
+use <magnet.scad>

vitamins/opengrab.scad

@@ -25,7 +25,7 @@
 include <../utils/core/core.scad>
 use <../utils/thread.scad>
 
-pitch = 33.8;
+pitch = 33.8 / 2;
 width = 40;
 depth = 18;
 magnet = 4.3;
@@ -37,14 +37,16 @@ pole_l = 36;
 poles = 15;
 
 module opengrab_hole_positions()    //! Position children at the screw positions
-    for(x = [-1, 1], y = [-1, 1])
-        translate([x * pitch / 2, y * pitch / 2, 0])
-            children();
+    let($d = 3.2)
+        for($x = [-pitch, pitch], $y = [-pitch, pitch])
+            translate([$x, $y])
+                children();
 
 module opengrab_side_hole_positions() //! Position children at the two 4mm hole
-    for(side = [-1, 1])
-        translate([side * (width / 2 - 3.5), 0])
-            children();
+    let($d = 4, pitch = width / 2 - 3.5)
+        for($x = [-pitch, pitch])
+            translate([$x, 0])
+                children();
 
 function opengrab_width() = width;              //! Module width
 function opengrab_depth() = depth;              //! Module height
@@ -94,9 +96,9 @@ module opengrab_target() { //! Draw OpenGrab target
                 square([width, width], center = true);
 
                 opengrab_hole_positions()
-                    circle(d = 3.2);
+                    circle(d = $d);
 
                 opengrab_side_hole_positions()
-                    circle(d = 4);
+                    circle(d = $d);
         }
 }

vitamins/pcb.scad

@@ -915,7 +915,7 @@ module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb compon
     function param(n, default = 0) = len(comp) > n ? comp[n] : default;
     rotate(comp.z) {
         // Components that have a cutout parameter go in this section
-        if(show(comp, "2p54header"))    pin_header(2p54header, comp[4], comp[5], param(6, false), false, cutouts, colour = param(7, undef));
+        if(show(comp, "2p54header"))    pin_header(2p54header, comp[4], comp[5], param(6, false), param(8, false), cutouts, colour = param(7, undef));
         if(show(comp, "2p54boxhdr"))    box_header(2p54header, comp[4], comp[5], param(6, false), cutouts);
         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);
@@ -953,6 +953,7 @@ module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb compon
             if(show(comp, "led"))           led(comp[4], comp[5], 2.6);
             if(show(comp, "pdip"))          pdip(comp[4], comp[5], param(6, false), param(7, inch(0.3)));
             if(show(comp, "ax_res"))        ax_res(comp[4], comp[5], param(6, 5), param(7, 0));
+            if(show(comp, "link"))          wire_link(l = comp[4], h = param(5, 1), d = param(6, 0.8), tail = param(7, 3));
             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]);
             if(show(comp, "jst_xh"))        jst_xh_header(jst_xh_header, comp[4], param(5, false), param(6, "white"), param(7, undef));

vitamins/pin_header.scad

@@ -50,26 +50,37 @@ module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cu
     ra_offset = 2.4;
     width = pitch * rows;
 
-    if(cutout)
+    module cutout()
         dogbone_rectangle([cols * pitch + 2 * panel_clearance, rows * pitch + 2 * panel_clearance, 100], center = false);
+
+    if(cutout) {
+        if(right_angle)
+            translate_z(width / 2)
+                rotate([-90, 0, 180])
+                    cutout();
+        else
+            cutout();
+    }
     else {
         vitamin(str("pin_header(", type[0], ", ", cols, ", ", rows,
                     arg(smt, false, "smt"), arg(right_angle, false, "right_angle"), "): Pin 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])
+                // Vertical part of the pin
+                translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2)])
                     if(right_angle)
-                        pin(type, hdr_pin_below(type) + width / 2 + (y - 0.5) * pitch);
+                        pin(type, hdr_pin_below(type) + (y + 0.5) * pitch);
                     else
                         pin(type);
 
                 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 - 0.5) * pitch])
+                        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);
-
+                    // corner
                     translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2) - w / 2, pitch * (y - (rows - 1) / 2) + width / 2 - w / 2])
                         rotate([0, -90, 0])
                             color(hdr_pin_colour(type))
@@ -78,7 +89,8 @@ module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cu
                                         square(w);
                 }
             }
-            translate([0, right_angle ? -ra_offset - pitch / 2 : 0, right_angle ? width / 2 : 0])
+            // Insulator
+            translate([0, right_angle ? -ra_offset - (rows - 1) * pitch / 2 : 0, right_angle ? width / 2 : 0])
                 rotate([right_angle ? 90 : 0, 0, 0])
                     color(base_colour)
                         linear_extrude(h)
@@ -176,7 +188,7 @@ module pin_socket(type, cols = 1, rows = 1, right_angle = false, height = 0, smt
         vitamin(str("pin_socket(", type[0], ", ", cols, ", ", rows, arg(right_angle, false, "right_angle"), arg(height, 0, "height"), arg(smt, false, "smt"),
                                "): Pin socket ", cols, " x ", rows, right_angle ? " right_angle" : ""));
         color(base_colour)
-            translate([0, right_angle ? -ra_offset - pitch / 2 : 0, right_angle ? width / 2 : 0])
+            translate([0, right_angle ? -ra_offset - (rows - 1) * pitch / 2 : 0, right_angle ? width / 2 : 0])
                 rotate([right_angle ? 90 : 0, 0, 0])
                     translate_z(depth / 2)
                         linear_extrude(depth, center = true)
@@ -192,11 +204,11 @@ module pin_socket(type, cols = 1, rows = 1, right_angle = false, height = 0, smt
             for(x = [0 : cols - 1], y = [0 : rows -1]) {
                 if(!smt)
                     translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2), 0])
-                        pin(type, hdr_pin_below(type) + width / 2 + (y - 0.5) * pitch);
+                        pin(type, hdr_pin_below(type) + (y + 0.5) * pitch);
 
                 if(right_angle) {
-                    rotate([-90, 0, 0])
-                        translate([pitch * (x - (cols - 1) / 2), -pitch * (y - (rows - 1) / 2) -width / 2, 0])
+                    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_below(type) + (y - 0.5) * pitch);
 
                     w = hdr_pin_width(type);
@@ -210,7 +222,7 @@ 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, pin_colour) { //! Draw JST XH connector
+module jst_xh_header(type, pin_count, right_angle = false, colour = false, pin_colour = false) { //! Draw JST XH connector
     colour = colour ? colour : hdr_base_colour(type);
     pin_colour = pin_colour ? pin_colour : hdr_pin_colour(type);
     sizeY = 5.75;

vitamins/pin_headers.scad

@@ -17,15 +17,15 @@
 // If not, see <https://www.gnu.org/licenses/>.
 //
 
-//                          p     p     b    p     p       b      Socket depth
-//                          i     i     e    i     i       a
-//                          t     n     l    n     n       s
-//                          c           o                  e
-//                          h     l     w    w     c
-//                                                         c
+//                               p     p     b    p     p       b         Socket depth
+//                               i     i     e    i     i       a
+//                               t     n     l    n     n       s
+//                               c           o                  e
+//                               h     l     w    w     c
+//                                                              c
 //
-2p54header = ["2p54header", 2.54, 11.6, 3.2, 0.66, "gold", grey(20), 8.5];
-jst_xh_header = ["JST XH header",2.5,10,3.4, 0.64, "gold", grey(90), 7];
+2p54header    = ["2p54header",   2.54, 11.6, 3.2, 0.66, "gold", grey(20), 8.5];
+jst_xh_header = ["JST XH header",2.5,  10,   3.4, 0.64, "gold", grey(90), 7];
 
 pin_headers = [ 2p54header ];
 

vitamins/screw.scad

@@ -175,12 +175,15 @@ module screw(type, length, hob_point = 0, nylon = false) { //! Draw specified sc
 
         if(head_type == hs_dome) {
             lift = 0.38;
+            h = head_height - lift;
+            r = min(2 * head_height, (sqr(head_rad) + sqr(h)) / 2 * h); // Special case for M2
+            y = sqrt(sqr(r) - sqr(head_rad));
             color(colour) {
                 rotate_extrude() {
                     difference() {
                         intersection() {
-                            translate([0, -head_height + lift])
-                                circle(2 * head_height);
+                            translate([0, -y + lift])
+                                circle(r);
 
                             square([head_rad, head_height]);
                         }

vitamins/screws.scad

@@ -75,10 +75,11 @@ M5_cap_screw     = ["M5_cap", "M5 cap",         hs_cap,   5, 8.5, 5,    2.5, 4.0
 M6_cap_screw     = ["M6_cap", "M6 cap",         hs_cap,   6, 10,  6,    3.3, 5.0, 24,  M6_washer, M6_nut,   M6_tap_radius,    M6_clearance_radius];
 M8_cap_screw     = ["M8_cap", "M8 cap",         hs_cap,   8, 13,  8,    4.3, 6.0, 28,  M8_washer, M8_nut,   M8_tap_radius,    M8_clearance_radius];
 
-M2_cs_cap_screw  = ["M2_cs_cap","M2 cs cap",    hs_cs_cap,2, 3.8, 0,    0.65,1.27,16,  M2_washer, M2_nut,   M2_tap_radius,    M2_clearance_radius];
+M2_cs_cap_screw  = ["M2_cs_cap","M2 cs cap",    hs_cs_cap,2, 3.8, 0,    0.65,1.3, 16,  M2_washer, M2_nut,   M2_tap_radius,    M2_clearance_radius];
 M3_cs_cap_screw  = ["M3_cs_cap","M3 cs cap",    hs_cs_cap,3, 6.0, 0,    1.05,2.0, 18,  M3_washer, M3_nut,   M3_tap_radius,    M3_clearance_radius];
 M4_cs_cap_screw  = ["M4_cs_cap","M4 cs cap",    hs_cs_cap,4, 8.0, 0,    1.49,2.5, 20,  M4_washer, M4_nut,   M4_tap_radius,    M4_clearance_radius];
 
+M2_dome_screw    = ["M2_dome", "M2 dome",       hs_dome,  2, 3.5, 1.3,  0.6, 1.3, 16,  M2_washer, M2_nut,   M2_tap_radius,    M2_clearance_radius];
 M3_dome_screw    = ["M3_dome", "M3 dome",       hs_dome,  3, 5.7, 1.65, 1.04,2.0, 18,  M3_washer, M3_nut,   M3_tap_radius,    M3_clearance_radius];
 M4_dome_screw    = ["M4_dome", "M4 dome",       hs_dome,  4, 7.6, 2.2,  1.3, 2.5, 20,  M4_washer, M4_nut,   M4_tap_radius,    M4_clearance_radius];
 
@@ -106,14 +107,14 @@ No6_screw        = ["No6", "No6 pan wood",      hs_pan, 3.5, 6.7, 2.2,    0,   0
 No6_cs_screw     = ["No6_cs", "No6 cs wood",    hs_cs,  3.5, 7.0, 0,      0,   0, 0,   M4_washer, false,    No6_pilot_radius, No6_clearance_radius];
 
 screw_lists = [
-[ M2_cap_screw, M2p5_cap_screw, M3_cap_screw, M4_cap_screw, M5_cap_screw, M6_cap_screw, M8_cap_screw],
+[ 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_hex_screw, M4_hex_screw, M5_hex_screw, M6_hex_screw, M8_hex_screw],
-[ 0,            M2p5_pan_screw, M3_pan_screw, M4_pan_screw, M5_pan_screw, M6_pan_screw, No632_pan_screw],
-[ 0,            No2_screw,      No4_screw,    No6_screw,    No6_cs_screw],
+[ 0,            0,              M3_hex_screw,    M4_hex_screw, M5_hex_screw, M6_hex_screw, M8_hex_screw],
+[ 0,            M2p5_pan_screw, M3_pan_screw,    M4_pan_screw, M5_pan_screw, M6_pan_screw, No632_pan_screw],
+[ 0,            No2_screw,      No4_screw,       No6_screw,    No6_cs_screw],
 [ 0,            M2_cs_cap_screw,M3_cs_cap_screw, M4_cs_cap_screw],
-[ 0,            0,              M3_dome_screw, M4_dome_screw],
-[ 0,            0,              M3_grub_screw, M4_grub_screw]
+[ 0,            M2_dome_screw,  M3_dome_screw,   M4_dome_screw],
+[ 0,            0,              M3_grub_screw,   M4_grub_screw]
 ];
 
 use <screw.scad>

vitamins/veroboard.scad

@@ -132,8 +132,12 @@ module veroboard(type) { //! Draw specified veroboard with missing tracks and tr
 module vero_components(type, cutouts = false, angle = undef)
     for(comp = vero_components(type))
         vero_grid_pos(type, comp.x, comp.y)
-            translate_z(vero_thickness(type))
-                pcb_component(comp, cutouts, angle);
+            if(comp[3][0] == "-")
+                vflip()
+                    pcb_component(comp, cutouts, angle);
+            else
+                translate_z(vero_thickness(type))
+                    pcb_component(comp, cutouts, angle);
 
 module vero_cutouts(type, angle = undef) vero_components(type, true, angle); //! Make cutouts to clear components