Added RPi 0 model

Both added to the insert test.

gallery/readme.md

@@ -6,6 +6,13 @@ Arduino thermostat to control a beer fridge to use it as an environmental chambe
 ![](ArduinoThermostat.png)
 
 
+<a name="TOP"></a>
+## FilamentDryBox
+A small fan oven with a spool holder to keep the filament warm and dry.
+
+![](FilamentDryBox.png)
+
+
 <a name="TOP"></a>
 ## HydraBot
 Current state of HydraRaptor after being modified for laser engraving.
@@ -68,6 +75,13 @@ Mains isolated and variable supply with metering.
 ![](Mains_Box.png)
 
 
+<a name="TOP"></a>
+## SunBot
+A solar tracker to keep solar powerbanks pointing at the sun.
+
+![](SunBot.png)
+
+
 <a name="TOP"></a>
 ## Turntable
 WiFi enabled remote control turntable for photography

lib.scad

@@ -66,6 +66,7 @@ include <vitamins/geared_steppers.scad>
 use <vitamins/jack.scad>
 use <vitamins/meter.scad>
 use <vitamins/fuseholder.scad>
+use <vitamins/hygrometer.scad>
 
 use <vitamins/opengrab.scad>
 use <vitamins/wire.scad>

libtest.scad

@@ -313,7 +313,10 @@ translate([x3, iecs_y])
 translate([x3 + 15, modules_y])
     microview();
 
-translate([x3 + 40, modules_y])
+translate([x3 + 60, modules_y])
+    hygrometer();
+
+translate([x3 + 90, modules_y])
     modules();
 
 translate([x3, ssrs_y]) {

printed/psu_shroud.scad

@@ -139,8 +139,8 @@ module psu_shroud(type, cable_d, name, cables = 1) { //! Generate the STL file f
     mirror([0, 1, 0])
         psu_shroud_hole_positions(type)
             translate_z(height)
-                rotate(90)
-                    insert_lug(insert, wall, $side, counter_bore);
+                rotate($side * 90)
+                    insert_lug(insert, wall, counter_bore);
  }
 
 module psu_shroud_assembly(type, cable_d, name, cables = 1) //! The printed parts with inserts fitted

printed/ssr_shroud.scad

@@ -103,8 +103,8 @@ module ssr_shroud(type, cable_d, name) {    //! Generate the STL file for a spec
     ssr_shroud_hole_positions(type)
         vflip()
             translate_z(height)
-                rotate(90)
-                    insert_lug(insert, wall, $side, counter_bore);
+                rotate($side * 90)
+                    insert_lug(insert, wall, counter_bore);
 }
 
 module ssr_shroud_assembly(type, cable_d, name) //! The printed parts with inserts fitted

readme.md

@@ -17,25 +17,26 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa
 
 ## Table of Contents<a name="top"/>
 <table><tr>
-<th align="left"> Vitamins A-N </th><th align="left"> Vitamins O-Z </th><th align="left"> Printed </th><th align="left"> Utilities </th><th align="left"> Core Utilities </th></tr>
-<tr><td> <a href = "#Ball_bearings">Ball_bearings</a> </td><td> <a href = "#Opengrab">Opengrab</a> </td><td> <a href = "#Box">Box</a> </td><td> <a href = "#Annotation">Annotation</a> </td><td> <a href = "#Bom">Bom</a> </td></tr>
+<th align="left"> Vitamins A-M </th><th align="left"> Vitamins N-Z </th><th align="left"> Printed </th><th align="left"> Utilities </th><th align="left"> Core Utilities </th></tr>
+<tr><td> <a href = "#Ball_bearings">Ball_bearings</a> </td><td> <a href = "#Nuts">Nuts</a> </td><td> <a href = "#Box">Box</a> </td><td> <a href = "#Annotation">Annotation</a> </td><td> <a href = "#Bom">Bom</a> </td></tr>
 <tr><td> <a href = "#Batteries">Batteries</a> </td><td> <a href = "#O_ring">O_ring</a> </td><td> <a href = "#Butt_box">Butt_box</a> </td><td> <a href = "#Bezier">Bezier</a> </td><td> <a href = "#Clip">Clip</a> </td></tr>
-<tr><td> <a href = "#Belts">Belts</a> </td><td> <a href = "#Pcbs">Pcbs</a> </td><td> <a href = "#Cable_grommets">Cable_grommets</a> </td><td> <a href = "#Dogbones">Dogbones</a> </td><td> <a href = "#Global">Global</a> </td></tr>
-<tr><td> <a href = "#Blowers">Blowers</a> </td><td> <a href = "#Pillars">Pillars</a> </td><td> <a href = "#Carriers">Carriers</a> </td><td> <a href = "#Fillet">Fillet</a> </td><td> <a href = "#Polyholes">Polyholes</a> </td></tr>
-<tr><td> <a href = "#Bulldogs">Bulldogs</a> </td><td> <a href = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Corner_block">Corner_block</a> </td><td> <a href = "#Hanging_hole">Hanging_hole</a> </td><td> <a href = "#Rounded_rectangle">Rounded_rectangle</a> </td></tr>
-<tr><td> <a href = "#Buttons">Buttons</a> </td><td> <a href = "#Psus">Psus</a> </td><td> <a href = "#Door_hinge">Door_hinge</a> </td><td> <a href = "#Layout">Layout</a> </td><td> <a href = "#Sphere">Sphere</a> </td></tr>
-<tr><td> <a href = "#Cable_strips">Cable_strips</a> </td><td> <a href = "#Pulleys">Pulleys</a> </td><td> <a href = "#Door_latch">Door_latch</a> </td><td> <a href = "#Maths">Maths</a> </td><td> <a href = "#Teardrops">Teardrops</a> </td></tr>
-<tr><td> <a href = "#Components">Components</a> </td><td> <a href = "#Rails">Rails</a> </td><td> <a href = "#Fan_guard">Fan_guard</a> </td><td> <a href = "#Offset">Offset</a> </td><td></td></tr>
-<tr><td> <a href = "#Displays">Displays</a> </td><td> <a href = "#Ring_terminals">Ring_terminals</a> </td><td> <a href = "#Fixing_block">Fixing_block</a> </td><td> <a href = "#Quadrant">Quadrant</a> </td><td></td></tr>
-<tr><td> <a href = "#D_connectors">D_connectors</a> </td><td> <a href = "#Rockers">Rockers</a> </td><td> <a href = "#Flat_hinge">Flat_hinge</a> </td><td> <a href = "#Round">Round</a> </td><td></td></tr>
-<tr><td> <a href = "#Fans">Fans</a> </td><td> <a href = "#Rod">Rod</a> </td><td> <a href = "#Foot">Foot</a> </td><td> <a href = "#Rounded_cylinder">Rounded_cylinder</a> </td><td></td></tr>
-<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#Screws">Screws</a> </td><td> <a href = "#Handle">Handle</a> </td><td> <a href = "#Rounded_polygon">Rounded_polygon</a> </td><td></td></tr>
-<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</a> </td><td> <a href = "#Psu_shroud">Psu_shroud</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
-<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#Sheets">Sheets</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 = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Spades">Spades</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 = "#Iecs">Iecs</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Inserts">Inserts</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#Ssr_shroud">Ssr_shroud</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Jack">Jack</a> </td><td> <a href = "#Ssrs">Ssrs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Belts">Belts</a> </td><td> <a href = "#Opengrab">Opengrab</a> </td><td> <a href = "#Cable_grommets">Cable_grommets</a> </td><td> <a href = "#Dogbones">Dogbones</a> </td><td> <a href = "#Global">Global</a> </td></tr>
+<tr><td> <a href = "#Blowers">Blowers</a> </td><td> <a href = "#Pcbs">Pcbs</a> </td><td> <a href = "#Carriers">Carriers</a> </td><td> <a href = "#Fillet">Fillet</a> </td><td> <a href = "#Polyholes">Polyholes</a> </td></tr>
+<tr><td> <a href = "#Bulldogs">Bulldogs</a> </td><td> <a href = "#Pillars">Pillars</a> </td><td> <a href = "#Corner_block">Corner_block</a> </td><td> <a href = "#Hanging_hole">Hanging_hole</a> </td><td> <a href = "#Rounded_rectangle">Rounded_rectangle</a> </td></tr>
+<tr><td> <a href = "#Buttons">Buttons</a> </td><td> <a href = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Door_hinge">Door_hinge</a> </td><td> <a href = "#Layout">Layout</a> </td><td> <a href = "#Sphere">Sphere</a> </td></tr>
+<tr><td> <a href = "#Cable_strips">Cable_strips</a> </td><td> <a href = "#Psus">Psus</a> </td><td> <a href = "#Door_latch">Door_latch</a> </td><td> <a href = "#Maths">Maths</a> </td><td> <a href = "#Teardrops">Teardrops</a> </td></tr>
+<tr><td> <a href = "#Components">Components</a> </td><td> <a href = "#Pulleys">Pulleys</a> </td><td> <a href = "#Fan_guard">Fan_guard</a> </td><td> <a href = "#Offset">Offset</a> </td><td></td></tr>
+<tr><td> <a href = "#D_connectors">D_connectors</a> </td><td> <a href = "#Rails">Rails</a> </td><td> <a href = "#Fixing_block">Fixing_block</a> </td><td> <a href = "#Quadrant">Quadrant</a> </td><td></td></tr>
+<tr><td> <a href = "#Displays">Displays</a> </td><td> <a href = "#Ring_terminals">Ring_terminals</a> </td><td> <a href = "#Flat_hinge">Flat_hinge</a> </td><td> <a href = "#Round">Round</a> </td><td></td></tr>
+<tr><td> <a href = "#Fans">Fans</a> </td><td> <a href = "#Rockers">Rockers</a> </td><td> <a href = "#Foot">Foot</a> </td><td> <a href = "#Rounded_cylinder">Rounded_cylinder</a> </td><td></td></tr>
+<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#Rod">Rod</a> </td><td> <a href = "#Handle">Handle</a> </td><td> <a href = "#Rounded_polygon">Rounded_polygon</a> </td><td></td></tr>
+<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#Screws">Screws</a> </td><td> <a href = "#Psu_shroud">Psu_shroud</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
+<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</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 = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Sheets">Sheets</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 = "#Hygrometer">Hygrometer</a> </td><td> <a href = "#Spades">Spades</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Iecs">Iecs</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#Ssr_shroud">Ssr_shroud</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Inserts">Inserts</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
+<tr><td> <a href = "#Jack">Jack</a> </td><td> <a href = "#Ssrs">Ssrs</a> </td><td></td><td></td><td></td></tr>
 <tr><td> <a href = "#Ldrs">Ldrs</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td></td><td></td><td></td></tr>
 <tr><td> <a href = "#Leadnuts">Leadnuts</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td></td><td></td><td></td></tr>
 <tr><td> <a href = "#Leds">Leds</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td></td><td></td><td></td></tr>
@@ -46,7 +47,6 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa
 <tr><td> <a href = "#Microswitches">Microswitches</a> </td><td> <a href = "#Wire">Wire</a> </td><td></td><td></td><td></td></tr>
 <tr><td> <a href = "#Microview">Microview</a> </td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></td></tr>
 <tr><td> <a href = "#Modules">Modules</a> </td><td></td><td></td><td></td><td></td></tr>
-<tr><td> <a href = "#Nuts">Nuts</a> </td><td></td><td></td><td></td><td></td></tr>
 </table>
 
 ---
@@ -165,6 +165,8 @@ exposing enough information to make a battery box.
 Models timing belt running over toothed or smooth pulleys and calculates an accurate length.
 Only models 2D paths, so not core XY!
 
+To make the back of the belt run against a smooth pulley on the outside of the loop specify a negative pitch radius.
+
 By default the path is a closed loop but a gap length and position can be specified to make open loops.
 
 Individual teeth are not drawn, instead they are represented by a lighter colour.
@@ -477,55 +479,6 @@ Various electronic components used in hot ends and heated beds.
 |   1 | ```resistor(Honewell)``` |  Thermistor Honeywell 135-104LAC-J01 100K 1% |
 
 
-<a href="#top">Top</a>
-
----
-<a name="Displays"></a>
-## Displays
-LCD dispays.
-
-
-[vitamins/displays.scad](vitamins/displays.scad) Object definitions.
-
-[vitamins/display.scad](vitamins/display.scad) Implementation.
-
-[tests/displays.scad](tests/displays.scad) Code for this example.
-
-### Properties
-| Function | Description |
-|:--- |:--- |
-| ```display_aperture(type)``` | Size of the aperture including its depth |
-| ```display_height(type)``` | Depth of the metal part |
-| ```display_pcb(type)``` | PCB mounted on the back |
-| ```display_pcb_offset(type)``` | 3D offset of the PCB centre |
-| ```display_ribbon(type)``` | Keep out region for ribbon cable |
-| ```display_thickness(type)``` | Height of the metal part |
-| ```display_threads(type)``` | Length that studs protrude from the PCB holes |
-| ```display_touch_screen(type)``` | Touch screen position and size |
-| ```display_width(type)``` | Width of the metal part |
-
-### Functions
-| Function | Description |
-|:--- |:--- |
-| ```display_depth(type)``` | Total thickness including touch screen and PCB |
-| ```display_ts_thickness(type)``` | Touch screen thickness or 0 |
-
-### Modules
-| Module | Description |
-|:--- |:--- |
-| ```display(type)``` | Draw specified display |
-| ```display_aperture(type, clearance, clear_pcb = false)``` | Make aperture cutout |
-
-![displays](tests/png/displays.png)
-
-### Vitamins
-| Qty | Module call | BOM entry |
-| ---:|:--- |:---|
-|   1 | ```display(HDMI5)``` |  HDMI display 5" |
-|   1 | ```display(LCD1602A)``` |  LCD display 1602A |
-|   1 | ```display(SSD1963_4p3)``` |  LCD display SSD1963 4.3" |
-
-
 <a href="#top">Top</a>
 
 ---
@@ -582,6 +535,55 @@ D-connectors. Can be any number of ways, male or female, solder buckets, PCB mou
 |   6 | ```d_pillar()``` |  D-type connector pillar |
 
 
+<a href="#top">Top</a>
+
+---
+<a name="Displays"></a>
+## Displays
+LCD dispays.
+
+
+[vitamins/displays.scad](vitamins/displays.scad) Object definitions.
+
+[vitamins/display.scad](vitamins/display.scad) Implementation.
+
+[tests/displays.scad](tests/displays.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```display_aperture(type)``` | Size of the aperture including its depth |
+| ```display_height(type)``` | Depth of the metal part |
+| ```display_pcb(type)``` | PCB mounted on the back |
+| ```display_pcb_offset(type)``` | 3D offset of the PCB centre |
+| ```display_ribbon(type)``` | Keep out region for ribbon cable |
+| ```display_thickness(type)``` | Height of the metal part |
+| ```display_threads(type)``` | Length that studs protrude from the PCB holes |
+| ```display_touch_screen(type)``` | Touch screen position and size |
+| ```display_width(type)``` | Width of the metal part |
+
+### Functions
+| Function | Description |
+|:--- |:--- |
+| ```display_depth(type)``` | Total thickness including touch screen and PCB |
+| ```display_ts_thickness(type)``` | Touch screen thickness or 0 |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```display(type)``` | Draw specified display |
+| ```display_aperture(type, clearance, clear_pcb = false)``` | Make aperture cutout |
+
+![displays](tests/png/displays.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```display(HDMI5)``` |  HDMI display 5" |
+|   1 | ```display(LCD1602A)``` |  LCD display 1602A |
+|   1 | ```display(SSD1963_4p3)``` |  LCD display SSD1963 4.3" |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -846,7 +848,38 @@ Needs updating as mostly obsolete versions.
 |   1 |  |  Tape self amalgamating silicone 110mm x 25mm |
 |   1 | ```resistor(Epcos)``` |  Thermistor Epcos B57560G104F 100K 1% |
 |   2 |  |  Wire Red PTFE 16/0.2mm strands, length 170mm |
-|   4 | ```ziptie(small_ziptie, 8)``` |  Ziptie 100mm min length |
+|   4 | ```ziptie(small_ziptie, 8)``` |  Ziptie 2.5mm x 100mm min length |
+
+
+<a href="#top">Top</a>
+
+---
+<a name="Hygrometer"></a>
+## Hygrometer
+Mini LCD Celsius Digital Thermometer Hygrometer Temperature Humidity Meter Gauge on eBay
+
+
+[vitamins/hygrometer.scad](vitamins/hygrometer.scad) Implementation.
+
+[tests/hygrometer.scad](tests/hygrometer.scad) Code for this example.
+
+### Functions
+| Function | Description |
+|:--- |:--- |
+| ```hygrometer_or()``` | The outside radius of a hygrometer |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```hygrometer()``` | Draw a hygrometer |
+| ```hygrometer_hole(h = 0)``` | Drill the hole for a hygrometer |
+
+![hygrometer](tests/png/hygrometer.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```hygrometer()``` |  Mini LCD Digital Thermometer / Hygrometer |
 
 
 <a href="#top">Top</a>
@@ -953,7 +986,7 @@ Heatfit threaded inserts. Can be pushed into thermoplastics using a soldering ir
 | ```insert(type)``` | Draw specified insert |
 | ```insert_boss(type, z, wall = 2 * extrusion_width)``` | Make a boss to take an insert |
 | ```insert_hole(type, counterbore = 0, horizontal = false)``` | Make a hole to take an insert, ```counterbore``` is the extra length for the screw |
-| ```insert_lug(insert, wall, side, counter_bore = 0)``` | Make a flying insert lug, see [ssr_shroud](#Ssr_shroud) |
+| ```insert_lug(insert, wall, counter_bore = 0, extension = 0, corner_r = 0, flying = true)``` | Make a flying insert lug, see [ssr_shroud](#Ssr_shroud) |
 
 ![inserts](tests/png/inserts.png)
 
@@ -1542,6 +1575,34 @@ If a nut is given a child then it gets placed on its top surface.
 |   1 | ```wingnut(M4_wingnut)``` |  Wingnut M4 |
 
 
+<a href="#top">Top</a>
+
+---
+<a name="O_ring"></a>
+## O_ring
+Nitrile rubber O-rings.
+
+Just a black torus specified by internal diameter, ```id``` and ```minor_d``` plus a BOM entry.
+Can be shown stretched by specifying the ```actual_id```.
+
+
+[vitamins/o_ring.scad](vitamins/o_ring.scad) Implementation.
+
+[tests/o_ring.scad](tests/o_ring.scad) Code for this example.
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```O_ring(id, minor_d, actual_id = 0)``` | Draw O-ring with specified internal diameter and minor diameter. ```actual_id``` can be used to stretch it around something. |
+
+![o_ring](tests/png/o_ring.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```O_ring(2.5, 1.6)``` |  O-ring nitrile 2.5mm x 1.6mm |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -1579,34 +1640,6 @@ A permanent magnet that can be magnatized and de-magnatized electronically.
 |   1 | ```opengrab()``` |  OpenGrab V3 electro permanent magnet |
 
 
-<a href="#top">Top</a>
-
----
-<a name="O_ring"></a>
-## O_ring
-Nitrile rubber O-rings.
-
-Just a black torus specified by internal diameter, ```id``` and ```minor_d``` plus a BOM entry.
-Can be shown stretched by specifying the ```actual_id```.
-
-
-[vitamins/o_ring.scad](vitamins/o_ring.scad) Implementation.
-
-[tests/o_ring.scad](tests/o_ring.scad) Code for this example.
-
-### Modules
-| Module | Description |
-|:--- |:--- |
-| ```O_ring(id, minor_d, actual_id = 0)``` | Draw O-ring with specified internal diameter and minor diameter. ```actual_id``` can be used to stretch it around something. |
-
-![o_ring](tests/png/o_ring.png)
-
-### Vitamins
-| Qty | Module call | BOM entry |
-| ---:|:--- |:---|
-|   1 | ```O_ring(2.5, 1.6)``` |  O-ring nitrile 2.5mm x 1.6mm |
-
-
 <a href="#top">Top</a>
 
 ---
@@ -1624,6 +1657,13 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 ### Properties
 | Function | Description |
 |:--- |:--- |
+| ```hdmi_depth(type)``` | Front to back depth |
+| ```hdmi_height(type)``` | Outside height above the PCB |
+| ```hdmi_height1(type)``` | Inside height at the sides |
+| ```hdmi_height2(type)``` | Inside height in the middle |
+| ```hdmi_thickness(type)``` | Wall thickness of the metal |
+| ```hdmi_width1(type)``` | Inside width at the top |
+| ```hdmi_width2(type)``` | Inside width at the bottom |
 | ```pcb_accessories(type)``` | List of accessories to go on the BOM, SD cards, USB cables, etc. |
 | ```pcb_colour(type)``` | Colour of the subtrate |
 | ```pcb_components(type)``` | List of components |
@@ -1650,8 +1690,9 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |:--- |:--- |
 | ```barrel_jack(cutout = false)``` | Draw barrel power jack |
 | ```chip(length, width, thickness, colour, cutout = false)``` | Draw a coloured cube to represent a chip, or other rectangular component |
+| ```flat_flex(cutout = false)``` | Draw flat flexistrip connector as used on RPI0 |
 | ```flex(cutout = false)``` | Draw flexistrip connector |
-| ```hdmi(cutout = false)``` | Draw HDMI socket |
+| ```hdmi(type, cutout = false)``` | Draw HDMI socket |
 | ```jack(cutout = false)``` | Draw 3.5mm jack |
 | ```molex_254(ways)``` | Draw molex header |
 | ```pcb(type)``` | Draw specified PCB |
@@ -1676,6 +1717,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
+|   1 | ```pcb(ArduinoLeonardo)``` |  Arduino Leonardo |
 |   1 | ```pcb(ArduinoUno3)``` |  Arduino Uno R3 |
 |   1 |  |  Cat 5 patch cable 300mm |
 |   1 | ```d_plug(DCONN15, pcb = true)``` |  D-type 15 way PCB mount plug |
@@ -1685,11 +1727,11 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | ```pcb(ExtruderPCB)``` |  Extruder connection PCB |
 |   1 | ```pcb(Keyes5p1)``` |  Keyes5.1 Arduino Uno expansion board |
 |   1 | ```pcb(Melzi)``` |  Melzi electronics |
-|   3 |  |  Micro SD card |
+|   4 |  |  Micro SD card |
 |   1 | ```molex_254(2)``` |  Molex KK header 2 way |
 |   1 | ```molex_254(3)``` |  Molex KK header 3 way |
 |  16 | ```nut(M2_nut, nyloc = true)``` |  Nut M2 x 1.6mm nyloc |
-|  16 | ```nut(M2p5_nut, nyloc = true)``` |  Nut M2.5 x 2.2mm nyloc |
+|  24 | ```nut(M2p5_nut, nyloc = true)``` |  Nut M2.5 x 2.2mm nyloc |
 |  12 | ```nut(M3_nut, nyloc = true)``` |  Nut M3 x 2.4mm nyloc |
 |  12 | ```nut(M4_nut, nyloc = true)``` |  Nut M4 x 3.2mm nyloc |
 |   1 | ```pcb(PI_IO)``` |  PI_IO V2 |
@@ -1701,19 +1743,23 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | ```pcb(PERF80x20)``` |  Perfboard 80 x 20mm |
 |   1 | ```pin_socket(2p54header, 13, 2, right_angle = true)``` |  Pin socket 13 x 2 right_angle |
 |   1 | ```pcb(RPI3)``` |  Raspberry Pi 3 |
-|  12 | ```screw(M2_cap_screw, 20)``` |  Screw M2 cap x 20mm |
-|   4 | ```screw(M2_cap_screw, 25)``` |  Screw M2 cap x 25mm |
+|   1 | ```pcb(RPI0)``` |  Raspberry Pi Zero |
+|   4 | ```screw(M2_cap_screw, 20)``` |  Screw M2 cap x 20mm |
+|  12 | ```screw(M2_cap_screw, 25)``` |  Screw M2 cap x 25mm |
 |   4 | ```screw(M2p5_cap_screw, 16)``` |  Screw M2.5 cap x 16mm |
-|   8 | ```screw(M2p5_pan_screw, 20)``` |  Screw M2.5 pan x 20mm |
-|   4 | ```screw(M2p5_pan_screw, 30)``` |  Screw M2.5 pan x 30mm |
-|   8 | ```screw(M3_cap_screw, 25)``` |  Screw M3 cap x 25mm |
+|   4 | ```screw(M2p5_cap_screw, 20)``` |  Screw M2.5 cap x 20mm |
+|  12 | ```screw(M2p5_pan_screw, 20)``` |  Screw M2.5 pan x 20mm |
+|   4 | ```screw(M2p5_pan_screw, 35)``` |  Screw M2.5 pan x 35mm |
+|   4 | ```screw(M3_cap_screw, 25)``` |  Screw M3 cap x 25mm |
 |   4 | ```screw(M3_cap_screw, 30)``` |  Screw M3 cap x 30mm |
-|  12 | ```screw(M4_cap_screw, 30)``` |  Screw M4 cap x 30mm |
+|   4 | ```screw(M3_cap_screw, 35)``` |  Screw M3 cap x 35mm |
+|   8 | ```screw(M4_cap_screw, 30)``` |  Screw M4 cap x 30mm |
+|   4 | ```screw(M4_cap_screw, 35)``` |  Screw M4 cap x 35mm |
 |   3 | ```terminal_35(2)``` |  Terminal block 2 way 3.5mm |
 |   2 | ```green_terminal(gt_2p54, 4)``` |  Terminal block 4 way 0.1" |
 |   1 |  |  USB A to Mini B lead |
 |  16 | ```washer(M2_washer)``` |  Washer  M2 x 5mm x 0.3mm |
-|  16 | ```washer(M2p5_washer)``` |  Washer  M2.5 x 5.9mm x 0.5mm |
+|  24 | ```washer(M2p5_washer)``` |  Washer  M2.5 x 5.9mm x 0.5mm |
 |  12 | ```washer(M3_washer)``` |  Washer  M3 x 7mm x 0.5mm |
 |  12 | ```washer(M4_washer)``` |  Washer  M4 x 9mm x 0.8mm |
 |   1 | ```pcb(ZC_A0591)``` |  ZC-A0591 ULN2003 driver PCB |
@@ -1721,20 +1767,22 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 ### Printed
 | Qty | Filename |
 | ---:|:--- |
-|   4 | pcb_spacer20100.stl |
-|   4 | pcb_spacer20110.stl |
 |   4 | pcb_spacer20120.stl |
 |   4 | pcb_spacer20130.stl |
-|   4 | pcb_spacer25200.stl |
+|   4 | pcb_spacer20140.stl |
+|   4 | pcb_spacer20150.stl |
+|   4 | pcb_spacer25100_2.stl |
+|   4 | pcb_spacer25110_2.stl |
+|   4 | pcb_spacer25220.stl |
 |   4 | pcb_spacer2570.stl |
-|   4 | pcb_spacer2580_2.stl |
+|   4 | pcb_spacer2580.stl |
 |   4 | pcb_spacer2590_2.stl |
-|   4 | pcb_spacer30140.stl |
-|   4 | pcb_spacer30150.stl |
-|   4 | pcb_spacer30190.stl |
-|   4 | pcb_spacer40160.stl |
-|   4 | pcb_spacer40170.stl |
+|   4 | pcb_spacer30160.stl |
+|   4 | pcb_spacer30170.stl |
+|   4 | pcb_spacer30210.stl |
 |   4 | pcb_spacer40180.stl |
+|   4 | pcb_spacer40190.stl |
+|   4 | pcb_spacer40200.stl |
 
 
 <a href="#top">Top</a>
@@ -1824,9 +1872,9 @@ Pin headers and sockets, etc.
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
+|   1 | ```box_header(2p54header102)``` |  Box header 10 x 2 |
 |   1 | ```idc_transition(2p54header, 10)``` |  IDC transition header 10 x 2 |
 |   1 | ```pin_header(2p54header102)``` |  Pin header 10 x 2 |
-|   1 | ```box_header(2p54header102)``` |  Pin header 10 x 2 |
 |   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 |
 
@@ -3006,7 +3054,7 @@ Just a BOM entry at the moment and cable bundle size functions for holes, plus c
 |   1 |  |  Wire orange 7/0.2mm strands, length 90mm |
 |   1 |  |  Wire red 7/0.2mm strands, length 90mm |
 |   1 |  |  Wire yellow 7/0.2mm strands, length 90mm |
-|   1 | ```ziptie(small_ziptie, 2.1)``` |  Ziptie 100mm min length |
+|   1 | ```ziptie(small_ziptie, 2.1)``` |  Ziptie 2.5mm x 100mm min length |
 
 
 <a href="#top">Top</a>
@@ -3042,9 +3090,9 @@ Cable zipties.
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   1 | ```ziptie(small_ziptie, 5)``` |  Ziptie 100mm min length |
-|   1 | ```ziptie(ziptie_3mm, 5)``` |  Ziptie 100mm min length |
-|   1 | ```ziptie(ziptie_3p6mm, 5)``` |  Ziptie 100mm min length |
+|   1 | ```ziptie(small_ziptie, 5)``` |  Ziptie 2.5mm x 100mm min length |
+|   1 | ```ziptie(ziptie_3p6mm, 5)``` |  Ziptie 3.6mm x 100mm min length |
+|   1 | ```ziptie(ziptie_3mm, 5)``` |  Ziptie 3mm x 100mm min length |
 
 
 <a href="#top">Top</a>
@@ -3838,7 +3886,7 @@ The stl and assembly must be given a name and parameterless wrappers for the stl
 |   4 | ```screw(M3_cap_screw, 10)``` |  Screw M3 cap x 10mm |
 |   4 | ```washer(M3_washer)``` |  Washer  M3 x 7mm x 0.5mm |
 |   4 | ```star_washer(M3_washer)``` |  Washer star M3 x 0.5mm |
-|   2 | ```ziptie(small_ziptie, 3)``` |  Ziptie 100mm min length |
+|   2 | ```ziptie(small_ziptie, 3)``` |  Ziptie 2.5mm x 100mm min length |
 
 ### Printed
 | Qty | Filename |
@@ -4035,7 +4083,7 @@ The stl and assembly must be given a name and parameterless wrappers for the stl
 |   4 | ```screw(M3_cap_screw, 10)``` |  Screw M3 cap x 10mm |
 |   4 | ```washer(M3_washer)``` |  Washer  M3 x 7mm x 0.5mm |
 |   4 | ```star_washer(M3_washer)``` |  Washer star M3 x 0.5mm |
-|   4 | ```ziptie(small_ziptie, 3)``` |  Ziptie 100mm min length |
+|   4 | ```ziptie(small_ziptie, 3)``` |  Ziptie 2.5mm x 100mm min length |
 
 ### Printed
 | Qty | Filename |
@@ -4248,7 +4296,7 @@ Layout objects in a line with equal gaps given a vector of their widths.
 ---
 <a name="Maths"></a>
 ## Maths
-Maths utilities for minapulating vectors and matrices.
+Maths utilities for manipulating vectors and matrices.
 
 
 [utils/maths.scad](utils/maths.scad) Implementation.

scripts/openscad.py

@@ -24,8 +24,8 @@ from __future__ import print_function
 
 import subprocess, sys
 
-def run(*args, silent = False):
-    cmd = ["openscad"] + list(args)
+def _run(args, silent):
+    cmd = ["openscad"] + args
     if not silent:
         for arg in cmd:
             print(arg, end=" ")
@@ -37,3 +37,9 @@ def run(*args, silent = False):
             print(line[:-1])
     if rc:
         sys.exit(rc)
+
+def run(*args):
+    _run(list(args), False)
+
+def run_silent(*args):
+    _run(list(args), True);

scripts/plateup.py

@@ -67,7 +67,7 @@ def plateup(target, part_type):
             log_name = 'openscad.log'
         else:
             log_name = 'openscad.echo'
-            openscad.run("-D$bom=1", "-o", log_name, src_file, silent = True)
+            openscad.run_silent("-D$bom=1", "-o", log_name, src_file)
         #
         # Add the files on the BOM to the used list
         #

scripts/tests.py

@@ -107,7 +107,7 @@ def tests(tests):
     #
     # List of individual part files
     #
-    scads = [i for i in os.listdir(scad_dir) if i[-5:] == ".scad"]
+    scads = [i for i in sorted(os.listdir(scad_dir)) if i[-5:] == ".scad"]
 
     for scad in scads:
         base_name = scad[:-5]
@@ -138,7 +138,7 @@ def tests(tests):
                 print("Can't find implementation!")
                 continue
 
-            vsplit = "N"
+            vsplit = "M"
             vtype = locations[0][1]
             types = [vtype + ' A-' + vsplit[0], vtype + ' ' + chr(ord(vsplit) + 1) + '-Z'] + [loc[1] for loc in locations[1 :]]
             if type == vtype:
@@ -257,7 +257,7 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa
             print('<tr>',  file = doc_file, end = '')
             for type in types:
                 if i < len(index[type]):
-                    name = index[type][i]
+                    name = sorted(index[type])[i]
                     print('<td> <a href = "#' + name + '">' + name + '</a> </td>', file = doc_file, end = '')
                 else:
                     print('<td></td>', file = doc_file, end = '')

tests/hygrometer.scad

@@ -0,0 +1,22 @@
+//
+// NopSCADlib Copyright Chris Palmer 2018
+// 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/>.
+//
+use <../vitamins/hygrometer.scad>
+
+if($preview)
+    hygrometer();

tests/inserts.scad

@@ -21,10 +21,20 @@ use <../utils/layout.scad>
 
 include <../vitamins/inserts.scad>
 
-module inserts()
+module inserts() {
+
     for(i = [0: len(inserts) -1])
         translate([10 * i, 0])
             insert(inserts[i]);
 
+    color(pp1_colour)
+        translate([len(inserts) * 10, 0]) {
+            insert_lug(inserts[0], 2, 1);
+
+            translate([10, 0])
+                insert_boss(inserts[0], z = 10, wall = 2);
+        }
+}
+
 if($preview)
     inserts();

tests/pcbs.scad

@@ -23,7 +23,7 @@ include <../vitamins/d_connectors.scad>
 include <../vitamins/pcbs.scad>
 
 module pcbs()
-    layout([for(p = pcbs) pcb_width(p)], 15)
+    layout([for(p = pcbs) pcb_width(p)], 10)
         translate([0, pcb_length(pcbs[$i]) / 2])
             rotate(90)
                 pcb_assembly(pcbs[$i], 5 + $i, 3);

utils/maths.scad

@@ -18,7 +18,7 @@
 //
 
 //
-//! Maths utilities for minapulating vectors and matrices.
+//! Maths utilities for manipulating vectors and matrices.
 //
 function sqr(x) = x * x;
 

vitamins/belt.scad

@@ -21,6 +21,8 @@
 //! Models timing belt running over toothed or smooth pulleys and calculates an accurate length.
 //! Only models 2D paths, so not core XY!
 //!
+//! To make the back of the belt run against a smooth pulley on the outside of the loop specify a negative pitch radius.
+//!
 //! By default the path is a closed loop but a gap length and position can be specified to make open loops.
 //!
 //! Individual teeth are not drawn, instead they are represented by a lighter colour.

vitamins/hygrometer.scad

@@ -0,0 +1,87 @@
+//
+// NopSCADlib Copyright Chris Palmer 2018
+// 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/>.
+//
+
+//
+//! Mini LCD Celsius Digital Thermometer Hygrometer Temperature Humidity Meter Gauge on eBay
+//
+include <../core.scad>
+use <../utils/round.scad>
+
+od = 40.9;
+h = 14;
+flange_d = 45.5;
+flange_t = 1.5;
+flange_d2 = 32;
+flange_t2 = 2;
+apperture_d = 24.7;
+hygrometer_hole_r = 21.3;
+slot_w = 5.5;
+
+module hygrometer_hole(h = 0) { //! Drill the hole for a hygrometer
+    round(cnc_bit_r) {
+        intersection() {
+            drill(hygrometer_hole_r, h);
+
+            rotate(30)
+                square([slot_w + 2 * cnc_bit_r, 100], center = true);
+        }
+        drill((od + 0.2) / 2, h);
+    }
+}
+
+function hygrometer_or() = flange_d / 2; //! The outside radius of a hygrometer
+
+module hygrometer() { //! Draw a hygrometer
+    vitamin("hygrometer(): Mini LCD Digital Thermometer / Hygrometer");
+
+    explode(40) {
+        color(grey30)
+            rotate_extrude()
+                polygon([
+                    [0, 0],
+                    [apperture_d / 2, 0],
+                    [apperture_d / 2, flange_t],
+                    [flange_d2 / 2,   flange_t2],
+                    [flange_d / 2,    flange_t],
+                    [flange_d / 2,    0],
+                    [od / 2,          0],
+                    [od / 2,          -h],
+                    [0,               -h]
+                ]);
+
+        color("#94A7AB")
+            cylinder(d = apperture_d, h = eps);
+
+        color("black")
+            linear_extrude(height = 0.2, center = true) {
+                translate([0, 3])
+                    text("20_4", font = "7 segment", valign = "bottom", halign = "center", size = apperture_d / 6);
+
+                translate([7, 3])
+                    text("C", font = "7 segment", valign = "bottom", halign = "center", size = apperture_d / 8);
+
+                translate([-1.9, 0.5])
+                    text("50", font = "7 segment", valign = "top", halign = "center", size = apperture_d / 2.7);
+
+                translate([0, -apperture_d / 6])
+                    text("          %", font = "Arial", valign = "center", halign = "center", size = apperture_d / 6);
+            }
+
+    }
+}

vitamins/insert.scad

@@ -21,6 +21,7 @@
 //! Heatfit threaded inserts. Can be pushed into thermoplastics using a soldering iron with a conical bit set to 200°C.
 //
 include <../core.scad>
+use <../utils/quadrant.scad>
 
 function insert_length(type)         = type[1]; //! Length
 function insert_outer_d(type)        = type[2]; //! Outer diameter at the top
@@ -96,31 +97,52 @@ module insert_hole(type, counterbore = 0, horizontal = false) { //! Make a hole
 function insert_boss_radius(type, wall) = corrected_radius(insert_hole_radius(type)) + wall; //! Compute the outer radius of an insert boss
 
 module insert_boss(type, z, wall = 2 * extrusion_width) { //! Make a boss to take an insert
-    render(convexity = 3)
-        difference() {
-            ir = insert_hole_radius(type);
-            linear_extrude(height = z)
-                hull()
-                    poly_ring(corrected_radius(ir) + wall, ir);
+    ir = insert_hole_radius(type);
+    or = corrected_radius(ir) + wall;
 
-            translate_z(z)
-                insert_hole(type, max(0, z - insert_hole_length(type) - 2 * layer_height));
+    module shape()
+        hull()
+            poly_ring(or, ir);
+
+    linear_extrude(height = z)
+        poly_ring(or, ir);
+
+    linear_extrude(height = z - insert_hole_length(type))
+        difference() {
+            shape();
+
+            poly_circle(insert_screw_diameter(type) / 2 + 0.1);
         }
+
+    if(z > insert_hole_length(type) + 2 * layer_height)
+        linear_extrude(height = 2 * layer_height)       // cap the end if room
+            shape();
 }
 
-module insert_lug(insert, wall, side, counter_bore = 0) { //! Make a flying insert lug, see [ssr_shroud](#Ssr_shroud)
+module insert_lug(insert, wall, counter_bore = 0, extension = 0, corner_r = 0, flying = true) { //! Make a flying insert lug, see [ssr_shroud](#Ssr_shroud)
     boss_r = insert_boss_radius(insert, wall);
     boss_h = insert_hole_length(insert);
     boss_h2 = boss_h + counter_bore;
+
+    module shape()
+        intersection() {
+            hull() {
+                circle(boss_r);
+
+                translate([boss_r + extension - eps, 0])
+                    square([eps, 2 * boss_r], center = true);
+            }
+            if(corner_r)
+                translate([boss_r + extension - corner_r, 0])
+                    rotate(-45)
+                        quadrant(w = 100, r = corner_r - eps, center = true);
+        }
+
     translate_z(-boss_h)
         linear_extrude(height = boss_h)
              difference() {
-                hull() {
-                    circle(boss_r);
+                shape();
 
-                    translate([side * (boss_r - 1), 0])
-                        square([eps, 2 * boss_r], center = true);
-                }
                 poly_circle(insert_hole_radius(insert));
             }
 
@@ -128,24 +150,19 @@ module insert_lug(insert, wall, side, counter_bore = 0) { //! Make a flying inse
     translate_z(-boss_h2) {
         linear_extrude(height = counter_bore + eps)
              difference() {
-                hull() {
-                    circle(boss_r);
+                shape();
 
-                    translate([side * (boss_r - 1), 0])
-                        square([eps, 2 * boss_r], center = true);
-                }
                 poly_circle(insert_screw_diameter(insert) / 2 + 0.1);
             }
 
-        // support cones
-        hull() {
-            cylinder(h = eps, r = boss_r - eps);
+        // support cone
+        if(flying)
+            hull() {
+                linear_extrude(height = eps)
+                    shape();
 
-            translate([side * (boss_r - 1), 0])
-                cube([eps, 2 * boss_r, eps], center = true);
-
-            translate([side * (boss_r - wall + eps), 0, - (2 * boss_r - wall)])
-                cube(eps, center = true);
-        }
+                translate([boss_r + extension - wall - eps, 0, - (2 * boss_r + extension - wall)])
+                    cube(eps, center = true);
+            }
     }
 }

vitamins/pcb.scad

@@ -197,14 +197,27 @@ module jack(cutout = false) { //! Draw 3.5mm jack
                 }
 }
 
-module hdmi(cutout = false) { //! Draw HDMI socket
-    l = 12;
-    iw1 = 14;
-    iw2 = 10;
-    ih1 = 3;
-    ih2 = 4.5;
-    h = 6.5;
-    t = 0.5;
+function hdmi_depth(type)     = type[2]; //! Front to back depth
+function hdmi_width1(type)    = type[3]; //! Inside width at the top
+function hdmi_width2(type)    = type[4]; //! Inside width at the bottom
+function hdmi_height1(type)   = type[5]; //! Inside height at the sides
+function hdmi_height2(type)   = type[6]; //! Inside height in the middle
+function hdmi_height(type)    = type[7]; //! Outside height above the PCB
+function hdmi_thickness(type) = type[8]; //! Wall thickness of the metal
+
+hdmi_full = [ "hdmi_full", "HDMI socket",      12,  14,   10,  3,    4.5, 6.5, 0.5 ];
+hdmi_mini = [ "hdmi_mini", "Mini HDMI socket", 7.5, 10.5, 8.3, 1.28, 2.5, 3.2, 0.35 ];
+
+module hdmi(type, cutout = false) { //! Draw HDMI socket
+    vitamin(str("hdmi(", type[0], "): ", type[1]));
+
+    l = hdmi_depth(type);
+    iw1 = hdmi_width1(type);
+    iw2 = hdmi_width2(type);
+    ih1 = hdmi_height1(type);
+    ih2 = hdmi_height2(type);
+    h = hdmi_height(type);
+    t = hdmi_thickness(type);
 
     module D() {
         hull() {
@@ -503,6 +516,53 @@ module flex(cutout = false) { //! Draw flexistrip connector
     }
 }
 
+module flat_flex(cutout = false) { //! Draw flat flexistrip connector as used on RPI0
+    l1 = 17;
+    w1 = 1.4;
+    h1 = 1.2;
+
+    l2 = 15.4;
+    w2 = 1.6;
+    h2 = 1.0;
+
+    l3 = 16;
+    w3 = 1.1;
+    h3 = 1.2;
+
+    l4 = 12;
+
+    slot_l = 11.8;
+    slot_h = 0.9;
+
+    w = w1 + w2 + w3;
+    if(cutout)
+        ;
+    else {
+        color(grey30) {
+            translate([w / 2 - w1, 0, h1 / 2])
+                rotate([90, 0, 90])
+                    linear_extrude(height = w1)
+                        difference() {
+                            square([l1, h1], center = true);
+
+                            translate([0, -h1 / 2])
+                                square([slot_l, slot_h * 2], center = true);
+                        }
+
+        }
+        color(grey90) {
+            translate([-w / 2 + w3 / 2, 0, h3 / 2])
+                cube([w3, l3, h3], center = true);
+
+            translate([-w / 2 + w3 + w2 / 2, 0, h2 / 2])
+                cube([w2, l2, h2], center = true);
+
+             translate([-w / 2 + w3 + w2 / 2, 0, h3 / 2])
+                cube([w2, l4, h3], center = true);
+       }
+    }
+}
+
 module terminal_35(ways) { //! Draw 3.5mm terminal block
     vitamin(str("terminal_35(", ways, "): Terminal block ", ways, " way 3.5mm"));
     pitch = 3.5;
@@ -648,8 +708,10 @@ module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb compon
         if(show(comp, "usb_B")) usb_B(cutouts);
         if(show(comp, "jack")) jack(cutouts);
         if(show(comp, "barrel_jack")) barrel_jack(cutouts);
-        if(show(comp, "hdmi")) hdmi(cutouts);
+        if(show(comp, "hdmi")) hdmi(hdmi_full, cutouts);
+        if(show(comp, "mini_hdmi")) hdmi(hdmi_mini, cutouts);
         if(show(comp, "flex")) flex(cutouts);
+        if(show(comp, "flat_flex")) flat_flex(cutouts);
         if(show(comp, "D_plug")) if(!cutouts) translate_z(d_pcb_offset(comp[4])) d_plug(comp[4], pcb = true);
         if(show(comp, "molex_hdr")) if(!cutouts) molex_254(comp[4]);
         if(show(comp, "term254")) if(!cutouts) green_terminal(gt_2p54,comp[4], comp[5]);
@@ -700,11 +762,12 @@ module pcb_components(type, cutouts = false, angle = undef) { //! Draw list of P
 module pcb_cutouts(type, angle = undef) pcb_components(type, true, angle); //! Make cut outs to clear components on a PCB
 
 module pcb_grid_positions(type) {
-    x0 = pcb_grid(type).x;
-    y0 = pcb_grid(type).y;
+    grid =  pcb_grid(type);
+    x0 = grid.x;
+    y0 = grid.y;
 
-    cols = round((pcb_length(type) - 2 * x0) / inch(0.1));
-    rows = round((pcb_width(type) - 2 * y0) / inch(0.1));
+    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();
@@ -752,7 +815,7 @@ module pcb(type) { //! Draw specified PCB
 
                             circle(d = 1);
                         }
-                    if(fr4) { // oval lands at the ends
+                    if(fr4 && len(grid) < 3) { // oval lands at the ends
                         screw_x = pcb_coord(type, pcb_holes(type)[0]).x;
                         y0 = pcb_grid(type).y;
                         rows = round((pcb_width(type) - 2 * y0) / inch(0.1));

vitamins/pcbs.scad

@@ -209,7 +209,20 @@ RPI3 =  ["RPI3", "Raspberry Pi 3",     85,    56,    1.4, 3,    2.75, 6, "green"
      [45,    11.5,-90, "flex"],
      [7.75,  28,  180, "-uSD", [12, 11.5, 1.28]],
     ],
-    [": Micro SD card"]];
+    [": Micro SD card"],
+    [32.5 - 9.5 * 2.54, 52.5 - 1.27, 20, 2]];
+
+RPI0 =  ["RPI0", "Raspberry Pi Zero",     65,    30,    1.4, 3,    2.75, 6, "green", false, [[3.5, 3.5], [-3.5, 3.5], [-3.5, -3.5], [3.5, -3.5]],
+    [//[32.5, -3.5,   0, "2p54header", 20, 2],
+     [25.5,  13,    0, "chip",       12, 12, 1.2],
+     [12.4,  3.4, -90, "mini_hdmi"],
+     [54,    2,   -90, "usb_uA"],
+     [41.4,  2,   -90, "usb_uA"],
+     [7.25,  16.7,  180, "uSD", [12, 11.5, 1.28]],
+     [-1.3,    15,    0, "flat_flex"],
+    ],
+    [": Micro SD card"],
+    [32.5 - 9.5 * 2.54, 26.5 - 1.27, 20, 2]];
 
 ArduinoUno3 = ["ArduinoUno3", "Arduino Uno R3", 68.58, 53.34, 1.6, 0, 3.3, 0, "#2140BE", false, [[15.24, 50.8],[66.04, 35.56],[66.04, 7.62],[13.97, 2.54]],
     [[30.226, -2.54, 0, "2p54socket", 10, 1],
@@ -237,6 +250,32 @@ ArduinoUno3 = ["ArduinoUno3", "Arduino Uno R3", 68.58, 53.34, 1.6, 0, 3.3, 0, "#
     M2p5_pan_screw
    ];
 
+ArduinoLeonardo = ["ArduinoLeonardo", "Arduino Leonardo", 68.58, 53.34, 1.6, 0, 3.3, 0, "#2140BE", false, [[15.24, 50.8],[66.04, 35.56],[66.04, 7.62],[13.97, 2.54]],
+    [[30.226, -2.54, 0, "2p54socket", 10, 1],
+     [54.61,  -2.54, 0, "2p54socket", 8, 1],
+     [36.83,   2.54, 0, "2p54socket", 8, 1],
+     [57.15,   2.54, 0, "2p54socket", 6, 1],
+     [64.91,  27.89, 0, "2p54header", 2, 3],
+     [ 6.5,   -3.5,  0, "button_6mm"],
+     [4.7625,  7.62, 180, "barrel_jack"],
+     [1.5875, 38.1,  180,"usb_uA"],
+    ],
+    [],[],
+    inch([
+     [-1.35, -1.05],
+     [-1.35,  1.05],
+     [ 1.19,  1.05],
+     [ 1.25,  0.99],
+     [ 1.25,  0.54],
+     [ 1.35,  0.44],
+     [ 1.35, -0.85],
+     [ 1.25, -0.95],
+     [ 1.25, -1.05],
+    ]),
+    M2p5_pan_screw
+   ];
+
+
 Keyes5p1 = ["Keyes5p1", "Keyes5.1 Arduino Uno expansion board", 68.58, 53.34, 1.6, 0, 3.3, 0, "#2140BE", false, [[15.24, 50.8],[66.04, 35.56],[66.04, 7.62],[13.97, 2.54]],
     [[30.226, -2.54, 0, "-2p54header", 10, 1],
      [54.61,  -2.54, 0, "-2p54header", 8, 1],
@@ -291,6 +330,6 @@ PERF74x51 = ["PERF74x51", "Perfboard 74 x 51mm", 74, 51, 1.0, 0, 3.0, 0, "sienna
 
 PSU12V1A = ["PSU12V1A", "PSU 12V 1A", 67, 31, 1.7, 0, 3.9, 0, "green", true, [[3.5, 3.5], [-3.5, 3.5], [-3.5, -3.5], [3.5, -3.5]], [], []];
 
-pcbs = [ExtruderPCB, PI_IO, RPI3, ArduinoUno3, Keyes5p1, PERF80x20, PERF70x50, PERF70x30, PERF60x40, PERF74x51, PSU12V1A, DuetE, Duex2, Duex5, Melzi, ZC_A0591];
+pcbs = [ExtruderPCB, PI_IO, RPI0, RPI3, ArduinoUno3, ArduinoLeonardo, Keyes5p1, PERF80x20, PERF70x50, PERF70x30, PERF60x40, PERF74x51, PSU12V1A, DuetE, Duex2, Duex5, Melzi, ZC_A0591];
 
 use <pcb.scad>

vitamins/pin_header.scad

@@ -80,7 +80,7 @@ module box_header(type, cols = 1, rows = 1, smt = false, cutout = false) { //! D
     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"), "): Pin header ", cols, " x ", rows));
+        vitamin(str("box_header(", type[0], cols, rows, arg(smt, false, "smt"), "): Box header ", cols, " x ", rows));
 
         translate_z(smt ? 3.5 - h : 0) {
             for(x = [0 : cols - 1], y = [0 : rows - 1])

vitamins/ziptie.scad

@@ -48,11 +48,12 @@ module ziptie(type, r, t = 0) //! Draw specified ziptie wrapped around radius ``
     tangents = rounded_polygon_tangents(outside_path);
     length = ceil(rounded_polygon_length(outside_path, tangents) + ziptie_tail(type) + latch.z + 1);
     len = length <= 100 ? 100 : length;
+    width =  ziptie_width(type);
 
-    vitamin(str("ziptie(", type[0], ", ", r, "): Ziptie ", len, "mm min length"));
+    vitamin(str("ziptie(", type[0], ", ", r, "): Ziptie ", width, "mm x ", len, "mm min length"));
 
     color(ziptie_colour(type)){
-        linear_extrude(height = ziptie_width(type), center = true)
+        linear_extrude(height = width, center = true)
             difference() {
                 rounded_polygon(outside_path, tangents);
                 rounded_polygon(inside_path);