Added panel_meters for panel mount digital meters.

Uses drill if cnc_bit_r is non-zero else poly_cylinder.

lib.scad

@@ -40,9 +40,11 @@ include <vitamins/inserts.scad>
 include <vitamins/kp_pillow_blocks.scad>
 include <vitamins/ldrs.scad>
 include <vitamins/leadnuts.scad>
+include <vitamins/led_meter.scad>
 include <vitamins/light_strips.scad>
 include <vitamins/mains_sockets.scad>
 include <vitamins/modules.scad>
+include <vitamins/panel_meters.scad>
 include <vitamins/pillars.scad>
 include <vitamins/pin_headers.scad>
 include <vitamins/pulleys.scad>
@@ -55,6 +57,7 @@ include <vitamins/sk_brackets.scad>
 include <vitamins/spools.scad>
 include <vitamins/ssrs.scad>
 include <vitamins/stepper_motors.scad>
+include <vitamins/swiss_clips.scad>
 include <vitamins/toggles.scad>
 include <vitamins/transformers.scad>
 include <vitamins/tubings.scad>
@@ -62,7 +65,6 @@ include <vitamins/variacs.scad>
 include <vitamins/zipties.scad>
 
 use <vitamins/jack.scad>
-use <vitamins/meter.scad>
 use <vitamins/fuseholder.scad>
 use <vitamins/hygrometer.scad>
 

libtest.scad

@@ -48,12 +48,13 @@ use <tests/LDRs.scad>
 use <tests/LEDs.scad>
 use <tests/light_strips.scad>
 use <tests/linear_bearings.scad>
-use <tests/meter.scad>
+use <tests/LED_meters.scad>
 use <tests/microswitches.scad>
 use <tests/modules.scad>
 use <tests/nuts.scad>
 use <tests/o_ring.scad>
 use <tests/opengrab.scad>
+use <tests/panel_meters.scad>
 use <tests/PCBs.scad>
 use <tests/pillars.scad>
 use <tests/PSUs.scad>
@@ -71,6 +72,7 @@ use <tests/spades.scad>
 use <tests/springs.scad>
 use <tests/SSRs.scad>
 use <tests/stepper_motors.scad>
+use <tests/swiss_clips.scad>
 use <tests/toggles.scad>
 use <tests/transformers.scad>
 use <tests/tubings.scad>
@@ -101,7 +103,7 @@ use <tests/SSR_shroud.scad>
 use <tests/PSU_shroud.scad>
 
 x0 = 0;
-x1 = x0 + 100;
+x1 = x0 + 110;
 x2 = x1 + 90;
 x3 = x2 + 130;
 x4 = x3 + 200;
@@ -176,7 +178,7 @@ fans_y = displays_y + 80;
 transformers_y = fans_y + 120;
 psus_y = transformers_y + 190;
 
-translate([x0 + 30, inserts_y])
+translate([x0 + 35, inserts_y])
     inserts();
 
 translate([x0, inserts_y])
@@ -250,7 +252,8 @@ translate([x0, psus_y]) {
 
 zipties_y = 0;
 bulldogs_y = zipties_y + 30;
-leadnuts_y = bulldogs_y + 50;
+swiss_clips_y = bulldogs_y + 35;
+leadnuts_y = swiss_clips_y + 50;
 
 translate([x1, zipties_y])
     zipties();
@@ -258,6 +261,9 @@ translate([x1, zipties_y])
 translate([x1, bulldogs_y])
     bulldogs();
 
+translate([x1, swiss_clips_y])
+    swiss_clips();
+
 translate([x1, leadnuts_y])
     leadnuts();
 
@@ -275,16 +281,16 @@ components_y = toggles_y + 40;
 translate([x2, leds_y])
     leds();
 
-translate([x2 + 40, leds_y])
+translate([x2 + 35, leds_y])
     ldrs();
 
 translate([x2 + 8, carriers_y])
     carriers();
 
-translate([x2+ 38, carriers_y])
-    meters();
+translate([x2 + 20, carriers_y])
+    led_meters();
 
-translate([x2 + 68, carriers_y])
+translate([x2 + 70, leds_y])
     fuseholders();
 
 translate([x2, spades_y])
@@ -316,7 +322,8 @@ ssrs_y = modules_y + 80;
 blowers_y = ssrs_y + 60;
 batteries_y = blowers_y + 100;
 steppers_y = batteries_y + 70;
-extrusions_y = steppers_y + 100;
+panel_meters_y = steppers_y + 70;
+extrusions_y = panel_meters_y + 80;
 
 translate([x3, veroboard_y])
     veroboard_test();
@@ -357,9 +364,11 @@ translate([x3, batteries_y])
 translate([x2, steppers_y])  // interloper
     stepper_motors();
 
-translate([x2, extrusions_y]) {
+translate([x2, panel_meters_y])
+    panel_meters();
+
+translate([x2, extrusions_y])
     extrusions();
-}
 
 translate([x3, transformers_y])
     transformers();

printed/printed_box.scad

@@ -71,7 +71,7 @@ function pbox_mid_offset(type) = pbox_ridges(type).y + pbox_wall(type) / 2; // O
 
 function pbox_screw_inset(type) = //! How far the base screws are inset
     let(foot = pbox_foot(type),
-        r = foot ? foot_diameter(foot) / 2 : washer_radius(pbox_washer(type)),
+        r = foot ? foot_diameter(foot) / 2 : pbox_base(type) ? washer_radius(pbox_washer(type)) : insert_hole_radius(pbox_insert(type)),
         R =  pbox_radius(type)
     ) max(r, R - (R - r) / sqrt(2));
 

readme.md

@@ -17,31 +17,78 @@ 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-J </th><th align="left"> Vitamins K-Q </th><th align="left"> Vitamins R-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 = "#KP_pillow_blocks">KP_pillow_blocks</a> </td><td> <a href = "#Rails">Rails</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 = "#LDRs">LDRs</a> </td><td> <a href = "#Ring_terminals">Ring_terminals</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 = "#LEDs">LEDs</a> </td><td> <a href = "#Rockers">Rockers</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 = "#Leadnuts">Leadnuts</a> </td><td> <a href = "#Rod">Rod</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 = "#Light_strips">Light_strips</a> </td><td> <a href = "#SCS_bearing_blocks">SCS_bearing_blocks</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 = "#Linear_bearings">Linear_bearings</a> </td><td> <a href = "#SK_brackets">SK_brackets</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 = "#Mains_sockets">Mains_sockets</a> </td><td> <a href = "#SSRs">SSRs</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 = "#Circlips">Circlips</a> </td><td> <a href = "#Meter">Meter</a> </td><td> <a href = "#Screws">Screws</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 = "#Components">Components</a> </td><td> <a href = "#Microswitches">Microswitches</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</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 = "#Microview">Microview</a> </td><td> <a href = "#Sheets">Sheets</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 = "#Displays">Displays</a> </td><td> <a href = "#Modules">Modules</a> </td><td> <a href = "#Spades">Spades</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 = "#Extrusion_brackets">Extrusion_brackets</a> </td><td> <a href = "#Nuts">Nuts</a> </td><td> <a href = "#Spools">Spools</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 = "#Extrusions">Extrusions</a> </td><td> <a href = "#O_ring">O_ring</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#PCB_mount">PCB_mount</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
-<tr><td> <a href = "#Fans">Fans</a> </td><td> <a href = "#Opengrab">Opengrab</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td> <a href = "#PSU_shroud">PSU_shroud</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
-<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#PCB">PCB</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td> <a href = "#Printed_box">Printed_box</a> </td><td> <a href = "#Thread">Thread</a> </td><td></td></tr>
-<tr><td> <a href = "#Geared_steppers">Geared_steppers</a> </td><td> <a href = "#PCBs">PCBs</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
-<tr><td> <a href = "#Green_terminals">Green_terminals</a> </td><td> <a href = "#PSUs">PSUs</a> </td><td> <a href = "#Tubings">Tubings</a> </td><td> <a href = "#SSR_shroud">SSR_shroud</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Pillars">Pillars</a> </td><td> <a href = "#Variacs">Variacs</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td></td><td></td></tr>
-<tr><td> <a href = "#Hygrometer">Hygrometer</a> </td><td> <a href = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Veroboard">Veroboard</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 = "#Pulleys">Pulleys</a> </td><td> <a href = "#Washers">Washers</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
+<th align="left"> Vitamins A-I </th><th align="left"> Vitamins J-Q </th><th align="left"> Vitamins R-Z </th><th align="left"> Printed </th><th align="left"> Utilities </th><th align="left"> Core Utilities </th></tr>
+<tr><td> <a href = "#Axials">Axials</a> </td><td> <a href = "#Jack">Jack</a> </td><td> <a href = "#Rails">Rails</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 = "#Ball_bearings">Ball_bearings</a> </td><td> <a href = "#KP_pillow_blocks">KP_pillow_blocks</a> </td><td> <a href = "#Ring_terminals">Ring_terminals</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 = "#Batteries">Batteries</a> </td><td> <a href = "#LDRs">LDRs</a> </td><td> <a href = "#Rockers">Rockers</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 = "#Belts">Belts</a> </td><td> <a href = "#LED_meters">LED_meters</a> </td><td> <a href = "#Rod">Rod</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 = "#Blowers">Blowers</a> </td><td> <a href = "#LEDs">LEDs</a> </td><td> <a href = "#SCS_bearing_blocks">SCS_bearing_blocks</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 = "#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 = "#Layout">Layout</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 = "#Maths">Maths</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 = "#Offset">Offset</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 = "#Screws">Screws</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 = "#Components">Components</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 = "#Round">Round</a> </td><td></td></tr>
+<tr><td> <a href = "#DIP">DIP</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 = "#Rounded_cylinder">Rounded_cylinder</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 = "#Spades">Spades</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 = "#Displays">Displays</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 = "#Sector">Sector</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 = "#Springs">Springs</a> </td><td> <a href = "#PSU_shroud">PSU_shroud</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
+<tr><td> <a href = "#Extrusions">Extrusions</a> </td><td> <a href = "#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 = "#Thread">Thread</a> </td><td></td></tr>
+<tr><td> <a href = "#Fans">Fans</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 = "#Tube">Tube</a> </td><td></td></tr>
+<tr><td> <a href = "#Fuseholder">Fuseholder</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></td><td></td></tr>
+<tr><td> <a href = "#Geared_steppers">Geared_steppers</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></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 = "#Tubings">Tubings</a> </td><td> <a href = "#Socket_box">Socket_box</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 = "#Variacs">Variacs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </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 = "#Veroboard">Veroboard</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 = "#Washers">Washers</a> </td><td></td><td></td><td></td></tr>
 <tr><td> <a href = "#Inserts">Inserts</a> </td><td></td><td> <a href = "#Wire">Wire</a> </td><td></td><td></td><td></td></tr>
-<tr><td> <a href = "#Jack">Jack</a> </td><td></td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></td></tr>
+<tr><td></td><td></td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></td></tr>
 </table>
 
+---
+<a name="Axials"></a>
+## Axials
+Axial components for PCBs.
+
+
+[vitamins/axials.scad](vitamins/axials.scad) Object definitions.
+
+[vitamins/axial.scad](vitamins/axial.scad) Implementation.
+
+[tests/axials.scad](tests/axials.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```ax_res_colour(type)``` | Body colour |
+| ```ax_res_diameter(type)``` | Body diameter |
+| ```ax_res_end_d(type)``` | End cap diameter |
+| ```ax_res_end_l(type)``` | End cap length |
+| ```ax_res_length(type)``` | Body length |
+| ```ax_res_wattage(type)``` | Power rating |
+| ```ax_res_wire(type)``` | Wire diameter |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```ax_res(type, value, tol = 5, pitch = 0)``` | Through hole axial resistor. If ```pitch``` is zero the minimum is used. If below the minimum the resistor is placed vertical. |
+| ```wire_link(d, l, h = 1, tail = 3)``` | Draw a wire jumper link. |
+
+![axials](tests/png/axials.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```pcb(PERF60x40)``` |  Perfboard 60 x 40mm |
+|   1 | ```ax_res(res1_8, 1000)``` |  Resistor 1000 Ohms 5% 0.125W |
+|   1 | ```ax_res(res1_8, 2200, tol = 1)``` |  Resistor 2200 Ohms 1% 0.125W |
+|   1 | ```ax_res(res1_4, 39000, tol = 1)``` |  Resistor 39000 Ohms 1% 0.25W |
+|   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 |
+
+
+<a href="#top">Top</a>
+
 ---
 <a name="Ball_bearings"></a>
 ## Ball_bearings
@@ -570,6 +617,50 @@ 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="DIP"></a>
+## DIP
+Dual inline IC packages and sockets
+
+
+[vitamins/dip.scad](vitamins/dip.scad) Implementation.
+
+[tests/DIP.scad](tests/DIP.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```pdip_pin_W(type)``` | Pin shoulder width |
+| ```pdip_pin_h(type)``` | Pin height |
+| ```pdip_pin_n(type)``` | Pin neck |
+| ```pdip_pin_s(type)``` | Height above seating plane |
+| ```pdip_pin_t(type)``` | Pin thickness |
+| ```pdip_pin_w(type)``` | Pin width |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```dip(n, part, size, w, pitch, pin)``` | Draw DIP package |
+| ```pdip(pins, part, socketed, w = inch(0.3)``` | Draw standard 0.1" PDIP IC package |
+| ```pdip_pin(type, l, end)``` | Draw a pin |
+
+![dip](tests/png/dip.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```dil_socket(14, 7.62)``` |  DIL socket 28 x 0.3" |
+|   1 | ```pdip(14, 74HC00)``` |  IC 74HC00 PDIP14 |
+|   1 | ```pdip(20, 74HC245)``` |  IC 74HC245 PDIP20 |
+|   1 | ```pdip(28, ATMEGA328)``` |  IC ATMEGA328 PDIP28 |
+|   1 | ```pdip(8, NE555)``` |  IC NE555 PDIP8 |
+|   1 | ```pdip(6, OPTO)``` |  IC OPTO PDIP6 |
+|   1 | ```pdip(16, ULN2003)``` |  IC ULN2003 PDIP16 |
+|   1 | ```pdip(18, ULN2803)``` |  IC ULN2803 PDIP18 |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -1315,6 +1406,68 @@ Nuts for leadscrews.
 |   1 | ```leadnut(LSN8x8)``` |  Leadscrew nut 8 x 8 RobotDigg |
 
 
+<a href="#top">Top</a>
+
+---
+<a name="LED_meters"></a>
+## LED_meters
+LED voltmeter and ammeter modules available from China and a printed bezel that allows the voltmeter to be mounted into a
+CNC cut panel. The meter is held in the bezel by melting the stakes with a soldering iron set to 200&deg;C. The
+bezel is fixed in the panel with hot glue.
+
+The 7 SEGMENT.TTF font from the [docs](docs) directory needs to be installed to get realistic digits.
+
+
+[vitamins/led_meters.scad](vitamins/led_meters.scad) Object definitions.
+
+[vitamins/led_meter.scad](vitamins/led_meter.scad) Implementation.
+
+[tests/LED_meters.scad](tests/LED_meters.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```meter_hole_pitch(type)``` | Lug hole pitch |
+| ```meter_hole_radius(type)``` | Lug hole radius |
+| ```meter_lug_offset(type)``` | Lug position, 0 = center, +1 = top |
+| ```meter_lug_size(type)``` | Lug length and width |
+| ```meter_offset(type)``` | Display position, 0 = center, +1 = top |
+| ```meter_pcb_size(type)``` | PCB size excluding lugs |
+| ```meter_shunt(type)``` | Ampmeter shunt wire |
+| ```meter_size(type)``` | Size of display |
+
+### Functions
+| Function | Description |
+|:--- |:--- |
+| ```meter_bezel_length(type)``` | Printed bezel length |
+| ```meter_bezel_rad(type)``` | Printed bezel corner radius |
+| ```meter_bezel_wall(type)``` | Printed bezel wall thickness |
+| ```meter_bezel_width(type)``` | Printed bezel width |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```meter(type, colour = "red", value = "888", display_colour = false)``` | Draw a meter with optional colour and display value |
+| ```meter_assembly(type, colour = "red", value = "888", display_colour = false)``` | Meter assembled into the bezel |
+| ```meter_bezel(type)``` | Generate the STL for the meter bezel |
+| ```meter_bezel_hole(type, h = 100)``` | Make a hole to fit the meter Bezel |
+| ```meter_hole_positions(type)``` | Position children over the holes |
+
+![led_meters](tests/png/led_meters.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```meter(led_ameter, colour = "blue")``` |  LED ammeter blue |
+|   1 | ```meter(led_meter, colour = "blue")``` |  LED voltmeter blue |
+|   1 | ```meter(led_meter)``` |  LED voltmeter red |
+
+### Printed
+| Qty | Filename |
+| ---:|:--- |
+|   1 | meter_bezel.stl |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -1521,68 +1674,6 @@ UK 13A sockets at the moment.
 |   1 | ```mains_socket(MKLOGIC)``` |  Mains socket 13A, switched |
 
 
-<a href="#top">Top</a>
-
----
-<a name="Meter"></a>
-## Meter
-LED volt meter modules available from China and a printed bezel that allows them to be mounted into a
-CNC cut panel. The meter is held in the bezel by melting the stakes with a soldering iron set to 200&deg;C. The
-bezel is fixed in the panel with hot glue.
-
-The 7 SEGMENT.TTF font from the [docs](docs) directory needs to be installed to get realistic digits.
-
-
-[vitamins/meter.scad](vitamins/meter.scad) Implementation.
-
-[tests/meter.scad](tests/meter.scad) Code for this example.
-
-### Properties
-| Function | Description |
-|:--- |:--- |
-| ```meter_height(type = led_meter)``` | Height of body excluding PCB |
-| ```meter_hole_pitch(type = led_meter)``` | Lug hole pitch |
-| ```meter_hole_radius(type = led_meter)``` | Lug hole radius |
-| ```meter_length(type = led_meter)``` | Length of body |
-| ```meter_lug_length(type = led_meter)``` | PCB length including lugs |
-| ```meter_lug_width(type = led_meter)``` | Lug width |
-| ```meter_pcb_length(type = led_meter)``` | PCB length excluding lugs |
-| ```meter_pcb_thickness(type = led_meter)``` | PCB thickness |
-| ```meter_pcb_width(type = led_meter)``` | PCB width |
-| ```meter_width(type = led_meter)``` | Width of body |
-
-### Functions
-| Function | Description |
-|:--- |:--- |
-| ```meter()``` | Default meter type |
-| ```meter_bezel_length(type = led_meter)``` | Printed bezel length |
-| ```meter_bezel_rad(type = led_meter)``` | Printed bezel corner radius |
-| ```meter_bezel_wall(type = led_meter)``` | Printed bezel wall thickness |
-| ```meter_bezel_width(type = led_meter)``` | Printed bezel width |
-
-### Modules
-| Module | Description |
-|:--- |:--- |
-| ```meter(type = led_meter, colour = "red", value = "888", display_colour = false)``` | Draw a meter with optional colour and display value |
-| ```meter_assembly(type = led_meter, colour = "red", value = "888", display_colour = false)``` | Meter assembled into the bezel |
-| ```meter_bezel(type = led_meter)``` | Generate the STL for the meter bezel |
-| ```meter_bezel_hole(type = led_meter, h = 100)``` | Make a hole to fit the meter Bezel |
-| ```meter_hole_positions(type = led_meter)``` | Position children over the holes |
-
-![meter](tests/png/meter.png)
-
-### Vitamins
-| Qty | Module call | BOM entry |
-| ---:|:--- |:---|
-|   1 | ```meter(led_meter, colour = "blue")``` |  LED meter blue |
-|   2 | ```meter(led_meter)``` |  LED meter red |
-
-### Printed
-| Qty | Filename |
-| ---:|:--- |
-|   2 | meter_bezel.stl |
-
-
 <a href="#top">Top</a>
 
 ---
@@ -1856,6 +1947,60 @@ 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="Panel_meters"></a>
+## Panel_meters
+Panel mounted digital meter modules
+
+Notes on the DSN_VC288:
+
+* The tabs aren't modelled because they can be fully retracted if the PCB is removed.
+* The current connector isn't moddelled as it is awkwardly tall. I remove it and solder wires instead.
+
+
+[vitamins/panel_meters.scad](vitamins/panel_meters.scad) Object definitions.
+
+[vitamins/panel_meter.scad](vitamins/panel_meter.scad) Implementation.
+
+[tests/panel_meters.scad](tests/panel_meters.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```pmeter_aperture(type)``` | Aperture length, width and bevel |
+| ```pmeter_bevel(type)``` | Bezel bevel inset and start height |
+| ```pmeter_bezel(type)``` | Bezel size |
+| ```pmeter_bezel_r(type)``` | Bezel radius |
+| ```pmeter_pcb(type)``` | Optional PCB for open types |
+| ```pmeter_pcb_z(type)``` | Distance of PCB from the back |
+| ```pmeter_size(type)``` | Body size including bezel height |
+| ```pmeter_tab(type)``` | Tab size |
+| ```pmeter_tab_z(type)``` | Tab vertical position |
+| ```pmeter_thickness(type)``` | Wall thickness if not closed |
+
+### Functions
+| Function | Description |
+|:--- |:--- |
+| ```pmeter_depth(type)``` | Depth below bezel |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```panel_meter(type)``` | Draw panel mounted LCD meter module |
+| ```panel_meter_cutout(type, h = 0)``` | Make panel cutout |
+
+![panel_meters](tests/png/panel_meters.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```panel_meter(DSN_VC288)``` |  DSN-VC288 DC 100V 10A Voltmeter ammeter |
+|   1 | ```panel_meter(PZEM001)``` |  Peacefair PZEM-001 AC digital multi-function meter |
+|   1 | ```panel_meter(PZEM021)``` |  Peacefair PZEM-021 AC digital multi-function meter |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -1912,6 +2057,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | ```hdmi(type, cutout = false)``` | Draw HDMI socket |
 | ```jack(cutout = false)``` | Draw 3.5mm jack |
 | ```molex_254(ways)``` | Draw molex header |
+| ```molex_usb_Ax2(cutout)``` | Draw Molex USB connector suitable for perf board |
 | ```pcb(type)``` | Draw specified PCB |
 | ```pcb_assembly(type, height, thickness)``` | Draw PCB assembly with spaces and fasteners in place |
 | ```pcb_base(type, height, thickness, wall = 2)``` | Generate STL for a base with PCB spacers |
@@ -1939,7 +2085,10 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | ---:|:--- |:---|
 |   1 | ```box_header(2p54header, 4, 2, smt = 0)``` |  Box header 4 x 2 |
 |   1 | ```d_plug(DCONN9, pcb = true)``` |  D-type 9 way PCB mount plug |
+|   1 | ```dil_socket(12, 15.24)``` |  DIL socket 24 x 0.6" |
 |   1 | ```hdmi(hdmi_full)``` |  HDMI socket |
+|   1 | ```pdip(24, 27C32, w = 15.24)``` |  IC 27C32 PDIP24 |
+|   1 | ```pdip(8, NE555)``` |  IC NE555 PDIP8 |
 |   1 | ```idc_transition(2p54header, 5)``` |  IDC transition header 5 x 2 |
 |   1 | ```led(LED10mm, "yellow")``` |  LED 10 mm yellow |
 |   1 | ```led(LED3mm)``` |  LED 3 mm red |
@@ -1953,6 +2102,13 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | ```pin_socket(2p54header, 6, 1)``` |  Pin socket 6 x 1 |
 |   1 | ```pin_socket(2p54header, 8, 1)``` |  Pin socket 8 x 1 |
 |   1 | ```pin_socket(2p54header, 8, 1, right_angle = undef, height = undef, smt = undef)``` |  Pin socket 8 x 1 |
+|   1 | ```ax_res(res1_2, 10, tol = 10)``` |  Resistor 10 Ohms 10% 0.5W |
+|   1 | ```ax_res(res1_4, 100, tol = 2)``` |  Resistor 100 Ohms 2% 0.25W |
+|   1 | ```ax_res(res1_8, 1000)``` |  Resistor 1000 Ohms 5% 0.125W |
+|   1 | ```ax_res(res1_4, 10000)``` |  Resistor 10000 Ohms 5% 0.25W |
+|   1 | ```ax_res(res1_2, 100000)``` |  Resistor 100000 Ohms 5% 0.5W |
+|   1 | ```ax_res(res1_8, 1e+6, tol = 1)``` |  Resistor 1e+6 Ohms 1% 0.125W |
+|   1 | ```smd_led(LED0805, red)``` |  SMD LED 0805 red |
 |   1 | ```square_button(button_6mm)``` |  Square button 6mm |
 |   1 | ```pcb(TMC2130)``` |  TMC2130 |
 |   1 | ```green_terminal(gt_5p08, 2)``` |  Terminal block 2 way 0.2" |
@@ -2025,6 +2181,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | ```hdmi(type, cutout = false)``` | Draw HDMI socket |
 | ```jack(cutout = false)``` | Draw 3.5mm jack |
 | ```molex_254(ways)``` | Draw molex header |
+| ```molex_usb_Ax2(cutout)``` | Draw Molex USB connector suitable for perf board |
 | ```pcb(type)``` | Draw specified PCB |
 | ```pcb_assembly(type, height, thickness)``` | Draw PCB assembly with spaces and fasteners in place |
 | ```pcb_base(type, height, thickness, wall = 2)``` | Generate STL for a base with PCB spacers |
@@ -2886,6 +3043,46 @@ SK shaft support brackets
 |   6 | ```washer(M5_washer)``` |  Washer  M5 x 10mm x 1mm |
 
 
+<a href="#top">Top</a>
+
+---
+<a name="SMDs"></a>
+## SMDs
+Surface mount components for PCBs.
+
+
+[vitamins/smds.scad](vitamins/smds.scad) Object definitions.
+
+[vitamins/smd.scad](vitamins/smd.scad) Implementation.
+
+[tests/SMDs.scad](tests/SMDs.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```smd_led_lens(type)``` | Lens length width and height |
+| ```smd_led_size(type)``` | Body length, width and height |
+
+### Functions
+| Function | Description |
+|:--- |:--- |
+| ```smd_100th(x)``` | Convert dimesion to 1/100" notation |
+| ```smd_led_height(type)``` | Total height |
+| ```smd_size(size)``` | Convert size to 1/100" notation |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```smd_led(type, colour, cutout)``` | Draw an SMD LED with specified ```colour``` |
+
+![smds](tests/png/smds.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```smd_led(LED0805, green)``` |  SMD LED 0805 green |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -3116,6 +3313,55 @@ NEMA stepper motor model.
 |  15 | ```star_washer(M3_washer)``` |  Washer star M3 x 0.5mm |
 
 
+<a href="#top">Top</a>
+
+---
+<a name="Swiss_clips"></a>
+## Swiss_clips
+Swiss picture clip.
+Used for holding glass on 3D printer beds.
+
+The bending model is an approximation because in real life the arms bend.
+Should be reasonably accurate if not close to fully open.
+
+
+[vitamins/swiss_clips.scad](vitamins/swiss_clips.scad) Object definitions.
+
+[vitamins/swiss_clip.scad](vitamins/swiss_clip.scad) Implementation.
+
+[tests/Swiss_clips.scad](tests/Swiss_clips.scad) Code for this example.
+
+### Properties
+| Function | Description |
+|:--- |:--- |
+| ```sclip_arm_length(type)``` | Length of arms |
+| ```sclip_arm_width(type)``` | Width of spring arms |
+| ```sclip_height(type)``` | External height |
+| ```sclip_hinge_offset(type)``` | Offset of hinge |
+| ```sclip_hook(type)``` | hook, length, width |
+| ```sclip_length(type)``` | Total external length |
+| ```sclip_max_gap(type)``` | Maximum opening |
+| ```sclip_radius(type)``` | Bend radius |
+| ```sclip_spigot(type)``` | Spigot length, width, height |
+| ```sclip_thickness(type)``` | Thickness of the metal |
+| ```sclip_width(type)``` | Width |
+
+### Modules
+| Module | Description |
+|:--- |:--- |
+| ```swiss_clip(type, open = 0.9)``` | Draw a Swiss clip open by specified amount |
+| ```swiss_clip_hole(type, open, h = 0)``` | Drill hole for spigot |
+
+![swiss_clips](tests/png/swiss_clips.png)
+
+### Vitamins
+| Qty | Module call | BOM entry |
+| ---:|:--- |:---|
+|   1 | ```sheet(AL6, 40, 20, 1)``` |  Aluminium tooling plate 40mm x 20mm x 6mm |
+|   1 | ```sheet(glass2, 40, 20, 1)``` |  Sheet glass 40mm x 20mm x 2mm |
+|   2 | ```swiss_clip(UKPFS1008_10)``` |  Swiss picture clip UKPFS1008_10 11mm |
+
+
 <a href="#top">Top</a>
 
 ---
@@ -5362,10 +5608,11 @@ The module provides `poly_circle()`, `poly_cylinder()` and `poly_ring()` that is
 ### Modules
 | Module | Description |
 |:--- |:--- |
-| ```drill(r, h = 100)``` | Make a cylinder for drilling holes suitable for CNC routing, set h = 0 for circle |
+| ```drill(r, h = 100, center = true)``` | Make a cylinder for drilling holes suitable for CNC routing, set h = 0 for circle |
 | ```poly_circle(r, sides = 0)``` | Make a circle adjusted to print the correct size |
 | ```poly_cylinder(r, h, center = false, sides = 0)``` | Make a cylinder adjusted to print the correct size |
-| ```poly_ring(or, ir)``` | Make a 2D ring adjusted to have the correct internal radius |
+| ```poly_drill(r, h = 100, center = true)``` | Make a cylinder for drilling holes suitable for CNC routing if cnc_bit_r is non zero, otherwise a poly_cylinder. |
+| ```poly_ring(or, ir, sides = 0)``` | Make a 2D ring adjusted to have the correct internal radius |
 | ```poly_tube(or, ir, h, center = false)``` | Make a tube adjusted to have the correct internal radius |
 | ```slot(r, l, h = 100)``` | Make a horizontal slot suitable for CNC routing, set h = 0 for 2D version |
 

tests/DIP.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/>.
+//
+include <../core.scad>
+use <../vitamins/dip.scad>
+
+dips = [[6, "OPTO"], [8, "NE555"], [14, "74HC00"], [16, "ULN2003"], [18, "ULN2803"], [20, "74HC245"], [28, "ATMEGA328"]];
+
+module dips()
+    for(i = [0 : len(dips) - 1]) let(dip = dips[i])
+        translate([i * inch(0.5), 0])
+            pdip(dip[0], dip[1], dip[0] > 20);
+
+if($preview)
+    dips();

tests/LED_meters.scad

@@ -0,0 +1,37 @@
+//
+// 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/>.
+//
+include <../utils/core/core.scad>
+include <../utils/layout.scad>
+
+include <../vitamins/led_meters.scad>
+
+module led_meters()
+    layout([for(m = led_meters) meter_bezel_length(m)], 5) let(m = led_meters[$i])
+        if($preview) {
+            hflip()
+                meter(m, colour = "blue", value = "123");
+
+            if(!$i)
+                translate([0, meter_bezel_width(m)])
+                    meter_assembly(m, value = "123");
+        }
+        else
+            meter_bezel(m);
+
+led_meters();

tests/PCB.scad

@@ -20,6 +20,8 @@ include <../core.scad>
 include <../vitamins/microswitches.scad>
 include <../vitamins/d_connectors.scad>
 include <../vitamins/leds.scad>
+include <../vitamins/axials.scad>
+include <../vitamins/smds.scad>
 
 use <../vitamins/pcb.scad>
 
@@ -57,7 +59,7 @@ test_pcb = ["TestPCB", "Test PCB",
     [
         [ 20, -5, 180, "trimpot10"],
         [ 20, -15,  0, "trimpot10", true],
-
+        [ 10,  2,   0, "smd_led", LED0805, "red"],
         [ 10,  10,   0, "2p54header", 4, 1],
         [ 25,  10,   0, "2p54header", 5, 1, undef, "blue" ],
         [ 10,  20,   0, "2p54boxhdr", 4, 2],
@@ -70,15 +72,23 @@ test_pcb = ["TestPCB", "Test PCB",
         [ 10,  65, 180, "rj45"],
         [  8,  85, 180, "usb_A"],
         [  8, 105, 180, "usb_Ax2"],
-        [  3, 125, 180, "usb_uA"],
-        [  8, 140, 180, "usb_B"],
-        [  5, 160,   0, "buzzer", 4.5, 8.5],
-        [ 20, 160,   0, "buzzer"],
+        [  3, 140, 180, "usb_uA"],
+        [  8, 155, 180, "usb_B"],
+        [  8.5, 125, 180, "molex_usb_Ax2"],
+        [ 25, 200,   0, "buzzer", 4.5, 8.5],
+        [ 25, 218,   0, "buzzer"],
         [  8, 190, 180, "jack"],
         [  6, 200, 180, "barrel_jack"],
         [  5, 218, 180, "hdmi"],
         [  3, 235, 180, "mini_hdmi"],
         [  6, 175, 180, "uSD", [12, 11.5, 1.4]],
+        [ 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,  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)],
 
         [ 60,   3,   0, "flex"],
         [ 50,  15,   0, "flat_flex"],
@@ -106,6 +116,8 @@ test_pcb = ["TestPCB", "Test PCB",
         [ 50, 170,   0, "button_6mm"],
         [ 50, 185,   0, "microswitch", small_microswitch],
         [ 52, 200,   0, "pcb", 11, TMC2130 ],
+        [ 80, 200,   0, "pdip", 24, "27C32", true, inch(0.6) ],
+        [ 80, 170,   0, "pdip", 8, "NE555" ],
         [ 52, 206,   0, "2p54socket", 8, 1 ],
         [ 52, 194,   0, "2p54socket", 8, 1, undef, undef, undef, "red" ],
         [ 50, 220,   0, "standoff",  5, 4.5, 12.5, 2.54],

tests/SMDs.scad

@@ -1,5 +1,5 @@
 //
-// NopSCADlib Copyright Chris Palmer 2018
+// NopSCADlib Copyright Chris Palmer 2020
 // nop.head@gmail.com
 // hydraraptor.blogspot.com
 //
@@ -17,23 +17,13 @@
 // If not, see <https://www.gnu.org/licenses/>.
 //
 include <../utils/core/core.scad>
+use <../utils/layout.scad>
 
-use <../vitamins/meter.scad>
+include <../vitamins/smds.scad>
 
-module meters()
-    if($preview) {
-        meter_assembly();
+module smds()
+    layout([for(l = smd_leds) smd_led_size(l).x], 1)
+        smd_led(smd_leds[$i], ["green", "blue", "red"][$i % 3]);
 
-        translate([0, meter_bezel_width() + 5])
-            vflip()
-                meter_assembly();
-
-        translate([0, -meter_bezel_width()])
-            rotate([0, 180, 0])
-                meter(colour = "blue", value = "123");
-    }
-    else
-        meter_bezel();
-
-
-meters();
+if($preview)
+    smds();

tests/Swiss_clips.scad

@@ -0,0 +1,52 @@
+//
+// 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 <../utils/core/core.scad>
+use <../utils/layout.scad>
+
+include <../vitamins/swiss_clips.scad>
+include <../vitamins/sheets.scad>
+
+glass = glass2;
+bed = AL6;
+gap = sheet_thickness(bed) + sheet_thickness(glass);
+
+module swiss_clips()
+    layout([for(s = swiss_clips) sclip_length(s)], 5, true)
+        let(s = swiss_clips[$i]) {
+            swiss_clip(s);
+
+            translate([0, 20]) {
+                swiss_clip(s, gap);
+
+                translate([20, 0, -5])
+                    render_2D_sheet(bed)
+                        difference() {
+                            sheet_2D(bed, 40, 20, 1);
+
+                            translate([-20, 0])
+                                swiss_clip_hole(s, gap);
+                        }
+
+                translate([20, 0, -1 + eps])
+                    render_sheet(glass) sheet(glass, 40, 20, 1);
+            }
+    }
+
+if($preview)
+    swiss_clips();

tests/axials.scad

@@ -0,0 +1,43 @@
+//
+// 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>
+include <../vitamins/pcbs.scad>
+
+
+module axials() {
+    pcb = PERF60x40;
+    pcb(pcb);
+
+    pcb_grid(pcb, 0, 2)
+        rotate(90)
+            wire_link(0.8, inch(0.4));
+
+    for(i = [0 : len(ax_resistors) - 1]) {
+        pcb_grid(pcb, 2 * i + 2, 1 + [0, 0.5, 1.5][i])
+            rotate(90)
+                ax_res(ax_resistors[i], [1000, 47000, 8200][i], 5);
+
+        pcb_grid(pcb, 2 * i + 2, 6.5)
+            rotate(-90)
+                ax_res(ax_resistors[i], [2200, 39000, 8250][i], 1, inch(0.1));
+    }
+}
+
+if($preview)
+    axials();

tests/panel_meters.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/panel_meters.scad>
+
+module panel_meters()
+    layout([for(p = panel_meters) pmeter_size(p).x], 20)
+        panel_meter(panel_meters[$i]);
+
+if($preview)
+    panel_meters();

utils/core/polyholes.scad

@@ -36,29 +36,29 @@ module poly_cylinder(r, h, center = false, sides = 0) //! Make a cylinder adjust
     extrude_if(h, center)
         poly_circle(r, sides);
 
-module poly_ring(or, ir) { //! Make a 2D ring adjusted to have the correct internal radius
-    cir = corrected_radius(ir);
+module poly_ring(or, ir, sides = 0) { //! Make a 2D ring adjusted to have the correct internal radius
+    cir = corrected_radius(ir, sides);
     filaments = (or - cir) / extrusion_width;
     if(filaments > 3 + eps)
         difference() {
             circle(or);
 
-            poly_circle(ir);
+            poly_circle(ir, sides);
         }
     else
         if(filaments >= 2)
             difference() {
                 offset(or - cir)
-                    poly_circle(ir);
+                    poly_circle(ir, sides);
 
-                poly_circle(ir);
+                poly_circle(ir, sides);
             }
             else
                 difference() {
-                    poly_circle(or);
+                    poly_circle(or, sides);
 
                     offset(-squeezed_wall)
-                        poly_circle(or);
+                        poly_circle(or, sides);
                 }
 }
 
@@ -66,9 +66,16 @@ module poly_tube(or, ir, h, center = false) //! Make a tube adjusted to have the
     extrude_if(h, center)
         poly_ring(or, ir);
 
-module drill(r, h = 100) //! Make a cylinder for drilling holes suitable for CNC routing, set h = 0 for circle
-    extrude_if(h)
+module drill(r, h = 100, center = true) //! Make a cylinder for drilling holes suitable for CNC routing, set h = 0 for circle
+    extrude_if(h, center)
         circle(r = corrected_radius(r, r2sides(r)));
+
+module poly_drill(r, h = 100, center = true) //! Make a cylinder for drilling holes suitable for CNC routing if cnc_bit_r is non zero, otherwise a poly_cylinder.
+    if(cnc_bit_r)
+        drill(r, h, center = true);
+    else
+        poly_cylinder(r, h, center);
+
 //
 // Horizontal slot
 //

vitamins/axial.scad

@@ -0,0 +1,138 @@
+//
+// 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/>.
+//
+
+//
+//! Axial components for PCBs.
+//
+include <../utils/core/core.scad>
+include <../utils/round.scad>
+
+module wire_link(d, l, h = 1, tail = 3) { //! Draw a wire jumper link.
+    r = d;
+    $fn = 32;
+
+    color("silver") {
+        for(side = [-1, 1]) {
+            translate([side * l / 2, 0, -tail])
+                cylinder(d = d, h = tail + h - r);
+
+            translate([side * (l / 2 - r), 0, h - r])
+                rotate([90, 0, side * 90 - 90])
+                    rotate_extrude(angle = 90)
+                        translate([r, 0])
+                            circle(d = d);
+        }
+
+        translate_z(h)
+            rotate([0, 90, 0])
+                cylinder(d = d, h = l - 2 * r, center = true);
+    }
+}
+
+function ax_res_wattage(type) = type[1]; //! Power rating
+function ax_res_length(type)  = type[2]; //! Body length
+function ax_res_diameter(type)= type[3]; //! Body diameter
+function ax_res_end_d(type)   = type[4]; //! End cap diameter
+function ax_res_end_l(type)   = type[5]; //! End cap length
+function ax_res_wire(type)    = type[6]; //! Wire diameter
+function ax_res_colour(type)  = type[7]; //! Body colour
+
+module orientate_axial(length, height, pitch, wire_d) { // Orient horizontal or vertical and add the wires
+    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);
+        translate_z(height)
+            rotate([0, 90, 0])
+                children();
+    }
+    else {
+        wire_link(wire_d, lead_pitch, length + 0.7 + wire_d);
+
+        translate([-pitch / 2, 0, length / 2 + 0.2])
+            children();
+   }
+}
+
+module ax_res(type, value, tol = 5, pitch = 0) { //! Through hole axial resistor. If ```pitch``` is zero the minimum is used. If below the minimum the resistor is placed vertical.
+    vitamin(str("ax_res(", type[0], ", ", value, arg(tol, 5, "tol"), "): Resistor ", value, " Ohms ", tol, "% ",ax_res_wattage(type), "W"));
+
+    wire_d =  ax_res_wire(type);
+    end_d = ax_res_end_d(type);
+    end_l = ax_res_end_l(type);
+    body_d = ax_res_diameter(type);
+    length = ax_res_length(type);
+    h = end_d / 2;
+    $fn = 32;
+    r = 0.3;
+
+    colours = ["gold", "silver", "black", "brown", "red", "orange", "yellow", "green", "blue", "violet", "grey", "white"];
+
+    exp = floor(log(value) + eps);
+    mult = exp - (len(str(value / pow(10, exp - 1))) > 2 ? 2 : 1);
+    digits = str(value / pow(10, mult));
+    bands = [
+        for(d = digits)
+            colours[ord(d) - ord("0") + 2],
+        colours[mult + 2],
+        tol == 1  ? "brown"  :
+        tol == 2  ? "red"    :
+        tol == 5  ? "gold"   :
+        tol == 10 ? "silver" : "error"
+    ];
+
+    module profile(o = 0)
+        intersection() {
+            offset(o) round(r)
+                union(){
+                    translate([0, -length / 2])
+                        square([body_d / 2, length]);
+
+                    for(end = [-1, 1])
+                        hull() {
+                            translate([0, end * (length - end_l) / 2 - end_l / 2])
+                                square([end_d / 2, end_l]);
+
+                            translate([0, end * length / 2])
+                                square([wire_d, 2 * r], center = true);
+                        }
+                    translate([-5, 0])
+                        square([10 + wire_d, length + 4 * r], center = true);
+                }
+
+            translate([0, -50])
+                square([50, 100]);
+    }
+
+    orientate_axial(length, h, pitch, wire_d) {
+        color(ax_res_colour(type))
+            rotate_extrude()
+                profile();
+
+        for(i = [0 : len(bands) - 1])
+            color(bands[i])
+                rotate_extrude()
+                    intersection() {
+                        profile(eps);
+
+                        translate([0, length / 2 - end_l / 2 - i * (length - end_l) / (len(bands) - 1)])
+                            square([end_d + 1, (length - end_l) / len(bands) / 2], center = true);
+                    }
+    }
+}

vitamins/axials.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/>.
+//
+
+//
+//! Axial components
+//
+
+res1_8 = ["res1_8", 0.125, 3.3, 1.35, 1.7, 1,   0.33, "#FAE3AC"];
+res1_4 = ["res1_4", 0.25,  5.7, 1.85, 2.3, 1.5, 0.55, "#FAE3AC"];
+res1_2 = ["res1_2", 0.5,  10,   3.25, 3.7, 1.8, 0.70, "#FAE3AC"];
+
+ax_resistors = [res1_8, res1_4, res1_2];
+
+use <axial.scad>

vitamins/dip.scad

@@ -0,0 +1,181 @@
+//
+// 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/>.
+//
+
+//
+//! Dual inline IC packages and sockets
+//
+include <../utils/core/core.scad>
+
+pdip_pin = [0.25, 2.54, 0.5, 3.0, 1.524, 1];
+
+function pdip_pin_t(type) = type[0]; //! Pin thickness
+function pdip_pin_s(type) = type[1]; //! Height above seating plane
+function pdip_pin_w(type) = type[2]; //! Pin width
+function pdip_pin_h(type) = type[3]; //! Pin height
+function pdip_pin_W(type) = type[4]; //! Pin shoulder width
+function pdip_pin_n(type) = type[5]; //! Pin neck
+
+module pdip_pin(type, l, end) { //! Draw a pin
+    w = pdip_pin_w(type);
+    t = pdip_pin_t(type);
+    h = pdip_pin_h(type);
+    W = pdip_pin_W(type);
+    s = pdip_pin_s(type);
+    n = pdip_pin_n(type);
+    slope = (W - n);
+    r = t;
+    x0 = end < 0 ? -w / 2 : -W / 2;
+    n0 = end < 0 ? -w / 2 : -n / 2;
+    W1 = end != 0 ? W / 2 + w / 2 : W;
+    n1 = end != 0 ? n / 2 + w / 2 : n;
+    color("silver") {
+        translate([x0, -r - t / 2 - l, s - t / 2])
+            cube([W1, l, t]);
+
+        translate([x0, -r - t / 2, s - r - t / 2])
+            rotate([90, 0, 90])
+                rotate_extrude(angle = 90, $fn = 32)
+                    translate([r, 0])
+                        square([t, W1]);
+
+        translate_z(-h)
+            rotate([90, 0, 0])
+                linear_extrude(t, center = true) {
+
+                    translate([-w / 2, 0])
+                        square([w, h]);
+
+                    hull() {
+                        translate([x0, h + slope])
+                            square([W1, s - t / 2 - r - slope]);
+
+                        translate([n0, h])
+                            square([n1, eps]);
+                    }
+
+                }
+    }
+}
+
+module dil_pin_positions(rows, w, pitch)
+    for(i = [0 : rows - 1], $side = [-1, 1], $x = i * pitch - (rows - 1) * pitch / 2)
+        translate([0, $x])
+            rotate($side * 90)
+                translate([0, w / 2])
+                    children();
+
+module dil_socket(rows, w, pitch = inch(0.1)) {
+    vitamin(str("dil_socket(", rows, ", ", w, arg(pitch, inch(0.1), "pitch"), "): DIL socket ", rows * 2, " x ", w / inch(1), "\""));
+
+    h = 4;
+    h2 = 6;
+    t = 0.8;
+    length = rows * pitch;
+    width = w + pitch;
+    hole = [0.8, 0.5];
+    pin_l = 3;
+
+    color(grey20) {
+        linear_extrude(h)
+            difference() {
+                square([width, length], center = true);
+
+                square([w - pitch, length - 2 * pitch], center = true);
+
+                dil_pin_positions(rows, w, pitch)
+                    square(hole, center = true);
+
+                translate([0, rows * pitch / 2])
+                    circle(d = 1.5);
+            }
+        rotate([90, 0, 0])
+            linear_extrude(length, center = true)
+                for(side = [-1, 1])
+                    hull() {
+                        t2 = pitch / 2 - hole.y / 2;
+                        translate([side * (width / 2 - t / 2) - t / 2, 0])
+                            square([t, h2]);
+
+                        translate([side * (width / 2 - t2 / 2) - t2 / 2, 0])
+                            square([t2, h]);
+                    }
+    }
+    color("silver")
+        dil_pin_positions(rows, w, pitch)
+            translate_z(-pin_l / 2)
+                cube([0.5, 0.25, pin_l], center = true);
+
+    translate_z(h)
+        children();
+}
+
+module dip(n, part, size, w, pitch, pin) { //! Draw DIP package
+    D = [3, 0.6];
+
+    translate_z(pdip_pin_s(pin)) {
+        color(grey20) {
+            rotate([90, 0, 0])
+                linear_extrude(size.x, center = true)
+                    difference() {
+                        hull() {
+                            square([size.y, pdip_pin_t(pin)], center = true);
+
+                            square([size.y - 1, size.z], center = true);
+                        }
+                        square([D.x + 1, size.z + 1], center = true);
+                    }
+
+            translate_z(-D.y / 2)
+                cube([D.x + 1 + eps, size.x, size.z - D.y], center = true);
+
+            linear_extrude(size.z / 2)
+                difference() {
+                    square([D.x + 1 + eps, size.x], center = true);
+
+                    translate([0, size.x / 2])
+                        circle(d = D.x);
+                }
+        }
+
+        color("white")
+            translate([0, -D.x / 4, size.z / 2])
+                rotate(-90)
+                    linear_extrude(eps)
+                        resize([(size.x - D.x / 2) * 0.75, size.y / 3])
+                            text(part, halign = "center", valign = "center");
+    }
+
+    l = size.x / 2 - pdip_pin_W(pin) / 2;
+    dil_pin_positions(n, w, pitch)
+        pdip_pin(pin, w / 2, $side * (abs($x) > l ? sign($x) : 0));
+}
+
+module pdip(pins, part, socketed, w = inch(0.3), pitch = inch(0.1)) { //! Draw standard 0.1" PDIP IC package
+    vitamin(str("pdip(", pins, ", ", part, arg(w, inch(0.3), "w"), arg(pitch, inch(0.1), "pitch"),"): IC ", part, " PDIP", pins));
+    n = ceil(pins / 2);
+    k = in([4, 8], n) ? n - 1 : n;
+    length = k * pitch + pitch / 2;
+    width = w - pitch / 2;
+    height = 3;
+    if(socketed)
+        dil_socket(n, w, pitch)
+            dip(n, part, [length, width, height], w, pitch, pdip_pin);
+        else
+            dip(n, part, [length, width, height], w, pitch, pdip_pin);
+}

vitamins/led_meter.scad

@@ -0,0 +1,146 @@
+//
+// 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/>.
+//
+
+//
+//! LED voltmeter and ammeter modules available from China and a printed bezel that allows the voltmeter to be mounted into a
+//! CNC cut panel. The meter is held in the bezel by melting the stakes with a soldering iron set to 200&deg;C. The
+//! bezel is fixed in the panel with hot glue.
+//!
+//! The 7 SEGMENT.TTF font from the [docs](docs) directory needs to be installed to get realistic digits.
+//
+include <../utils/core/core.scad>
+use <axial.scad>
+
+function meter_size(type)        = type[1];     //! Size of display
+function meter_offset(type)      = type[2];     //! Display position, 0 = center, +1 = top
+function meter_pcb_size(type)    = type[3];     //! PCB size excluding lugs
+function meter_lug_size(type)    = type[4];     //! Lug length and width
+function meter_lug_offset(type)  = type[5];     //! Lug position, 0 = center, +1 = top
+function meter_hole_pitch(type)  = type[6];     //! Lug hole pitch
+function meter_hole_radius(type) = type[7];     //! Lug hole radius
+function meter_shunt(type)       = type[8];     //! Ampmeter shunt wire
+
+function meter_pos(type) = (meter_pcb_size(type).y - meter_size(type).y) * meter_offset(type) / 2;
+function meter_lug_pos(type) = (meter_pcb_size(type).y - meter_lug_size(type).y) * meter_lug_offset(type) / 2;
+
+module meter_hole_positions(type) //! Position children over the holes
+    for(side = [-1, 1])
+        translate([side * meter_hole_pitch(type) / 2, meter_lug_pos(type)])
+            children();
+
+module meter(type, colour = "red", value = "888", display_colour = false) //! Draw a meter with optional colour and display value
+{
+    vitamin(str("meter(", type[0], arg(colour, "red", "colour"), "): LED ", meter_shunt(type) ? "am" : "volt", "meter ", colour));
+
+    size = meter_size(type);
+
+    color("grey")
+        translate([0, meter_pos(type), size.z / 2])
+            cube(size, center = true);
+
+    color("green")
+        translate_z(meter_size(type).z)
+            linear_extrude(meter_pcb_size(type).z)
+                difference() {
+                    union() {
+                        square([meter_pcb_size(type).x, meter_pcb_size(type).y], center = true);
+
+                        translate([0, meter_lug_pos(type)])
+                            square([meter_lug_size(type).x, meter_lug_size(type).y], center = true);
+                    }
+                    meter_hole_positions(type)
+                        circle(meter_hole_radius(type));
+                }
+
+    color(display_colour ? display_colour : colour)
+        linear_extrude(0.2, center = true)
+            mirror([1, 0, 0])
+                translate([-size.x / 2 + 1, meter_pos(type)])
+                    resize([size.x - 2, size.y - 2]) {
+                        text(value, font = "7 segment", valign = "center");
+
+                        square(eps);        // Tiny invisible pixel at the origin so numbers starting with 1 scale correctly.
+                    }
+
+    shunt = meter_shunt(type);
+    if(shunt)
+        translate([0, -meter_pcb_size(type).y / 2 + meter_pos(type), size.z])
+            vflip()
+                color("#b87333")
+                    wire_link(shunt.y, shunt.x, shunt.z, tail = 2);
+}
+
+clearance = 0.1;
+overlap = 1;
+flange_t = 1;
+
+function meter_bezel_wall(type) = (meter_lug_size(type).x - meter_size(type).x) / 2;              //! Printed bezel wall thickness
+function meter_bezel_rad(type) = meter_bezel_wall(type);                                          //! Printed bezel corner radius
+function meter_bezel_length(type) = meter_size(type).x + 2 * (meter_bezel_wall(type) + overlap);  //! Printed bezel length
+function meter_bezel_width(type) = meter_size(type).y + 2 * (meter_bezel_wall(type) + overlap);   //! Printed bezel width
+
+module meter_bezel_hole(type, h = 100) { //! Make a hole to fit the meter Bezel
+    wall = meter_bezel_wall(type) + clearance;
+    rad = meter_bezel_rad(type) + clearance;
+    l = meter_size(type).x;
+    w = meter_size(type).y;
+
+    extrude_if(h)
+        rounded_square([l + 2 * wall, w + 2 * wall], rad);
+}
+
+module meter_bezel(type) { //! Generate the STL for the meter bezel
+    stl("meter_bezel");
+
+    wall = meter_bezel_wall(type);
+    rad = meter_bezel_rad(type);
+    l = meter_size(type).x;
+    w = meter_size(type).y;
+    h = meter_size(type).z;
+
+    union() {
+        linear_extrude(h)
+            difference() {
+                rounded_square([l + 2 * wall, w + 2 * wall], rad);
+
+                square([l + 2 * clearance, w + 2 * clearance], center = true);
+            }
+
+        linear_extrude(flange_t)
+            difference() {
+                rounded_square([l + 2 * wall + 2 * overlap, w + 2 * wall + 2 * overlap], rad + overlap);
+
+                square([l + 2 * clearance, w + 2 * clearance], center = true);
+        }
+
+        translate([0, -meter_pos(type)])
+            meter_hole_positions(type)
+                cylinder(r = meter_hole_radius(type), h = h + meter_pcb_size(type).z * 2);
+    }
+}
+
+module meter_assembly(type, colour = "red", value = "888", display_colour = false) { //! Meter assembled into the bezel
+    hflip()
+        translate_z(-flange_t) {
+            color("dimgrey") meter_bezel(type);
+
+            translate([0, -meter_pos(type)])
+                meter(type, colour, value, display_colour);
+        }
+}

vitamins/led_meters.scad

@@ -0,0 +1,26 @@
+//
+// 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/>.
+//
+
+//                          display size   offset   pcb size              lug size offset hole pitch and size
+led_meter  = ["led_meter",  [22.72, 10.14, 6.3], 0, [22.72, 11.04, 0.96], [30, 4.2],  0,  26, 2.2 / 2, false];
+led_ameter = ["led_ameter", [22.72, 14.05, 7.3], 1, [27.5,  18.54,  1.2], [35, 6.25], 1,  29, 3.0 / 2, [15.5, 1.5, 7.75]];
+
+led_meters = [led_meter, led_ameter];
+
+use <led_meter.scad>

vitamins/meter.scad

@@ -1,130 +0,0 @@
-//
-// 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/>.
-//
-
-//
-//! LED volt meter modules available from China and a printed bezel that allows them to be mounted into a
-//! CNC cut panel. The meter is held in the bezel by melting the stakes with a soldering iron set to 200&deg;C. The
-//! bezel is fixed in the panel with hot glue.
-//!
-//! The 7 SEGMENT.TTF font from the [docs](docs) directory needs to be installed to get realistic digits.
-//
-include <../utils/core/core.scad>
-
-led_meter = ["led_meter", 22.72, 10.14, 6.3, 22.72, 11.04, 0.96, 30, 4.2, 26, 2.2 / 2];
-
-function meter() = led_meter; //! Default meter type
-
-function meter_length(type = led_meter)        = type[1];     //! Length of body
-function meter_width(type = led_meter)         = type[2];     //! Width of body
-function meter_height(type = led_meter)        = type[3];     //! Height of body excluding PCB
-function meter_pcb_length(type = led_meter)    = type[4];     //! PCB length excluding lugs
-function meter_pcb_width(type = led_meter)     = type[5];     //! PCB width
-function meter_pcb_thickness(type = led_meter) = type[6];     //! PCB thickness
-function meter_lug_length(type = led_meter)    = type[7];     //! PCB length including lugs
-function meter_lug_width(type = led_meter)     = type[8];     //! Lug width
-function meter_hole_pitch(type = led_meter)    = type[9];     //! Lug hole pitch
-function meter_hole_radius(type = led_meter)   = type[10];    //! Lug hole radius
-
-module meter_hole_positions(type = led_meter) //! Position children over the holes
-    for(side = [-1, 1])
-        translate([side * meter_hole_pitch(type) / 2, 0])
-            children();
-
-module meter(type = led_meter, colour = "red", value = "888", display_colour = false) //! Draw a meter with optional colour and display value
-{
-    vitamin(str("meter(", type[0], arg(colour, "red", "colour"), "): LED meter ", colour));
-
-    color("grey")
-        translate_z(meter_height(type) / 2)
-            cube([meter_length(type), meter_width(type), meter_height(type)], center = true);
-
-    color("green")
-        translate_z(meter_height(type))
-            linear_extrude(meter_pcb_thickness(type))
-                difference() {
-                    union() {
-                        square([meter_pcb_length(type), meter_pcb_width(type)], center = true);
-
-                        square([meter_lug_length(type), meter_lug_width(type)], center = true);
-                    }
-                    meter_hole_positions(type)
-                        circle(meter_hole_radius(type));
-                }
-
-    color(display_colour ? display_colour : colour)
-        linear_extrude(0.2, center = true)
-            mirror([1,0,0])
-                text(value, font = "7 segment", valign = "center", halign = "center", size = meter_width(type) - 2, spacing = 1.2);
-}
-
-clearance = 0.1;
-overlap = 1;
-flange_t = 1;
-
-function meter_bezel_wall(type = led_meter) = (meter_lug_length(type) - meter_length(type)) / 2;              //! Printed bezel wall thickness
-function meter_bezel_rad(type = led_meter) = meter_bezel_wall(type);                                          //! Printed bezel corner radius
-function meter_bezel_length(type = led_meter) = meter_length(type) + 2 * (meter_bezel_wall(type) + overlap);  //! Printed bezel length
-function meter_bezel_width(type = led_meter) = meter_width(type) + 2 * (meter_bezel_wall(type) + overlap);    //! Printed bezel width
-
-module meter_bezel_hole(type = led_meter, h = 100) { //! Make a hole to fit the meter Bezel
-    wall = meter_bezel_wall(type) + clearance;
-    rad = meter_bezel_rad(type) + clearance;
-    l = meter_length(type);
-    w = meter_width(type);
-
-    extrude_if(h)
-        rounded_square([l + 2 * wall, w + 2 * wall], rad);
-}
-
-module meter_bezel(type = led_meter) { //! Generate the STL for the meter bezel
-    stl("meter_bezel");
-
-    wall = meter_bezel_wall(type);
-    rad = meter_bezel_rad(type);
-    l = meter_length(type);
-    w = meter_width(type);
-    h = meter_height(type);
-
-    union() {
-        linear_extrude(h)
-            difference() {
-                rounded_square([l + 2 * wall, w + 2 * wall], rad);
-
-                square([l + 2 * clearance, w + 2 * clearance], center = true);
-            }
-
-        linear_extrude(flange_t)
-            difference() {
-                rounded_square([l + 2 * wall + 2 * overlap, w + 2 * wall + 2 * overlap], rad + overlap);
-
-                square([l + 2 * clearance, w + 2 * clearance], center = true);
-        }
-        meter_hole_positions(type)
-            cylinder(r = meter_hole_radius(type), h = h + meter_pcb_thickness(type) * 2);
-    }
-}
-
-module meter_assembly(type = led_meter, colour = "red", value = "888", display_colour = false) { //! Meter assembled into the bezel
-    vflip()
-        translate_z(-flange_t) {
-            color("dimgrey") meter_bezel(type);
-
-            meter(type, colour, value, display_colour);
-        }
-}

vitamins/panel_meter.scad

@@ -0,0 +1,110 @@
+//
+// 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/>.
+//
+
+//
+//! Panel mounted digital meter modules
+//!
+//! Notes on the DSN_VC288:
+//!
+//! * The tabs aren't modelled because they can be fully retracted if the PCB is removed.
+//! * The current connector isn't moddelled as it is awkwardly tall. I remove it and solder wires instead.
+//
+include <../utils/core/core.scad>
+
+use <../utils/dogbones.scad>
+use <pcb.scad>
+
+function pmeter_size(type)      = type[2]; //! Body size including bezel height
+function pmeter_bezel(type)     = type[3]; //! Bezel size
+function pmeter_bezel_r(type)   = type[4]; //! Bezel radius
+function pmeter_bevel(type)     = type[5]; //! Bezel bevel inset and start height
+function pmeter_aperture(type)  = type[6]; //! Aperture length, width and bevel
+function pmeter_tab(type)       = type[7]; //! Tab size
+function pmeter_tab_z(type)     = type[8]; //! Tab vertical position
+function pmeter_thickness(type) = type[9]; //! Wall thickness if not closed
+function pmeter_pcb(type)       = type[10]; //! Optional PCB for open types
+function pmeter_pcb_z(type)     = type[11]; //! Distance of PCB from the back
+
+function pmeter_depth(type) = pmeter_size(type).z - pmeter_bezel(type).z; //! Depth below bezel
+
+module panel_meter(type) { //! Draw panel mounted LCD meter module
+    vitamin(str("panel_meter(", type[0], "): ", type[1]));
+    size = pmeter_size(type);
+    bezel = pmeter_bezel(type);
+    bevel = pmeter_bevel(type);
+    t = pmeter_thickness(type);
+    r = pmeter_bezel_r(type);
+    h = size.z - bezel.z;
+    app = pmeter_aperture(type);
+    tab = pmeter_tab(type);
+    tab_z = pmeter_tab_z(type);
+    pcb = pmeter_pcb(type);
+
+    color("#94A7AB")
+        cube([app.x, app.y, 3 * eps], center = true);
+
+    color(grey30) union() {
+        difference() {
+            hull() {
+                rounded_rectangle([bezel.x - 2 * bevel.x, bezel.y - 2 * bevel.x, bezel.z], r - bevel.x, center = false);
+                rounded_rectangle([bezel.x, bezel.y, bevel[1]],r, center = false);
+            }
+            hull() {
+                translate_z(bezel.z + eps) {
+                    cube([app.x + app.z, app.y + app.z, eps], center = true);
+
+                    cube([app.x, app.y, bezel.z * 2], center = true);
+                }
+            }
+        }
+
+        translate_z(-h)
+            linear_extrude(h)
+                difference() {
+                    square([size.x, size.y], center = true);
+
+                    if(t)
+                        square([size.x - 2 * t, size.y - 2 * t], center = true);
+                }
+
+        if(tab)
+            for(end = [-1, 1])
+                translate([end * (size.x / 2 + tab.x / 2), 0, -size.z + tab_z])
+                    rotate([0, end * 10, 0])
+                        translate_z(tab.z / 2)
+                            cube([tab.x, tab.y, tab.z], center = true);
+
+    }
+    if(pcb)
+        vflip()
+            translate_z(h - pcb_thickness(pcb) - pmeter_pcb_z(type))
+                pcb(pcb);
+}
+
+module panel_meter_cutout(type, h = 0) { //! Make panel cutout
+    size = pmeter_size(type);
+    tab = pmeter_tab(type);
+    extrude_if(h)
+        offset(0.2) {
+            dogbone_square([size.x, size.y]);
+
+            if(tab)
+                rounded_square([size.x + 2 * tab.x, tab.y + 2 * cnc_bit_r], r = cnc_bit_r, center = true);
+        }
+}

vitamins/panel_meters.scad

@@ -0,0 +1,38 @@
+//
+// 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/>.
+//
+
+//
+//! Panel mounted digital meter modules
+//
+
+PZEM021   = ["PZEM021",  "Peacefair PZEM-021 AC digital multi-function meter", [84.6, 44.7, 24.4], [89.6, 49.6, 2.3], 1.5, [1, 1],   [51, 30, 5], [1.3, 10, 6], 15.5, 0];
+PZEM001   = ["PZEM001",  "Peacefair PZEM-001 AC digital multi-function meter", [62  , 52.5, 24.4], [67,   57.5, 2.0], 1.5, [1, 1],   [36, 36, 0], [1.2, 10, 6], 15.5, 0];
+
+DSN_VC288PCB = ["", "", 41, 21, 1, 0, 0, 0, "green", false, [],
+      [ [ 5,  -3,   0, "jst_xh", 3],
+
+      ],
+      []];
+
+DSN_VC288 = ["DSN_VC288","DSN-VC288 DC 100V 10A Voltmeter ammeter",            [45.3, 26,   17.4], [47.8, 28.8, 2.5], 0,   [1, 1.8], [36, 18, 2.5], [],            0, 2,
+             DSN_VC288PCB, 5];
+
+panel_meters = [DSN_VC288, PZEM021, PZEM001];
+
+use <panel_meter.scad>

vitamins/pcb.scad

@@ -34,6 +34,9 @@ use <../utils/thread.scad>
 use <../utils/tube.scad>
 use <d_connector.scad>
 use <led.scad>
+use <dip.scad>
+use <axial.scad>
+use <smd.scad>
 
 function pcb_name(type)         = type[1];  //! Description
 function pcb_length(type)       = type[2];  //! Length
@@ -83,6 +86,23 @@ module chip(length, width, thickness, colour, cutout = false) //! Draw a coloure
         color(colour)
             translate_z(thickness / 2) cube([length, width, thickness], center = true);
 
+module usb_A_tongue() {
+    l = 9;
+    w = 12;
+    h = 2;
+
+    color("white")
+        translate([-1, 0 , h / 2])
+            rotate([90, 0, 90])
+                hull() {
+                    linear_extrude(l - 2)
+                        square([w, h], center = true);
+
+                    linear_extrude(l)
+                        square([w - 1, h - 1], center = true);
+                }
+}
+
 module usb_Ax1(cutout = false) { //! Draw USB type A single socket
     usb_A(h = 6.5, v_flange_l = 4.5, bar = 0, cutout = cutout);
 }
@@ -105,7 +125,7 @@ module usb_A(h, v_flange_l, bar, cutout) {
             rotate([90, 0, 90])
                 rounded_rectangle([w + 2 * v_flange_h + 2 * panel_clearance,
                                    h + 2 * h_flange_h + 2 * panel_clearance, 100], r = cnc_bit_r, center = false);
-        else
+        else {
             color("silver") rotate([0, 90, 0]) {
                 linear_extrude(l, center = true)
                     difference() {
@@ -128,7 +148,72 @@ module usb_A(h, v_flange_l, bar, cutout) {
                         }
                         square([h - eps, w - eps], center = true);
                     }
-           }
+                }
+
+                for(z = bar ?  [-1, 1] : [0])
+                    translate_z(z * (bar / 2 + socket_h / 2))
+                        usb_A_tongue();
+            }
+}
+
+module molex_usb_Ax2(cutout) { //! Draw Molex USB connector suitable for perf board
+    w = 15.9;
+    h = 16.6;
+    l = 17;
+    pin_l = 2.8;
+    clearance = 0.2;
+    tag_l = 4.4;
+    tag_r = 0.5;
+    tag_w = 1.5;
+    tag_t = 0.3;
+    tag_p = 5.65;
+
+    if(cutout)
+        translate([0, -w / 2 - clearance, -clearance])
+            cube([100, w + 2 * clearance, h + 2 * clearance]);
+    else {
+        color(silver)
+            translate([-l / 2, 0])
+                rotate([90, 0, 90])
+                    translate([-w / 2, 0]) {
+                        cube([w, h, l - 9]);
+
+                        linear_extrude(l)
+                            difference() {
+                                square([w, h]);
+
+                                for(z = [-1, 1])
+                                    translate([w / 2, h / 2 + z * 8.5 / 2])
+                                        square([12.6, 5.08], center = true);
+                            }
+                    }
+
+        for(z = [-1, 1])
+            translate_z(h / 2 + z * 8.5 / 2)
+                usb_A_tongue();
+
+        color(silver)
+            rotate(-90) {
+                for(x = [-1.5 : 1 : 1.5], y = [0.5 : 1 : 1.5])
+                    translate([inch(x / 10), -l / 2 + inch(y / 10)])
+                        hull() {
+                            cube([0.6, 0.3, 2 * pin_l - 2], center = true);
+
+                            cube([0.4, 0.3, 2 * pin_l], center = true);
+                        }
+
+                for(side = [-1, 1], end = [0, 1])
+                    translate([side * w / 2, -l / 2 + tag_w / 2 + end * tag_p])
+                        rotate(-side * 90)
+                            hull() {
+                                translate([0, tag_l - tag_r])
+                                    cylinder(r = tag_r, h = tag_t);
+
+                                translate([-tag_w / 2, 0])
+                                    cube([tag_w, eps, tag_t]);
+                            }
+            }
+    }
 }
 
 module rj45(cutout = false) { //! Draw RJ45 Ethernet connector
@@ -756,7 +841,7 @@ module trimpot10(vertical, cutout = false) { //! Draw a ten turn trimpot
         rotate([vertical ? -90 : 0, 0, 0]) {
             if(cutout)
                 screw_pos()
-                    cylinder(d = screw_d + 1, h = 100);
+                    poly_drill(r = (screw_d + 1) / 2, h = 100, center = false);
             else
                 color("#2CA1FD") {
                     translate([0, -foot_h / 2, foot_h / 2 + h / 2])
@@ -823,6 +908,10 @@ module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb compon
         if(show(comp, "uSD")) uSD(comp[4], cutouts);
         if(show(comp, "trimpot10")) trimpot10(param(4, false), cutouts);
         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, "molex_usb_Ax2")) molex_usb_Ax2(cutouts);
+        if(show(comp, "smd_led")) smd_led(comp[4], comp[5], cutouts);
     }
 }
 

vitamins/pcbs.scad

@@ -19,6 +19,8 @@
 include <microswitches.scad>
 include <d_connectors.scad>
 include <leds.scad>
+include <axials.scad>
+include <smds.scad>
 
 //
 //                                   l      w      t    r     h     l  c        b     h
@@ -244,8 +246,9 @@ ArduinoUno3 = ["ArduinoUno3", "Arduino Uno R3", 68.58, 53.34, 1.6, 0, 3.3, 0, "#
      [64.91,  27.89, 0, "2p54header", 2, 3],
      [18.796, -7.00, 0, "2p54header", 3, 2],
      [ 6.5,   -3.5,  0, "button_6mm"],
-     [4.7625,  7.62, 180, "barrel_jack"],
-     [1.5875, 37.7825,180,"usb_B"],
+     [4.7625,  7.62, 180,"barrel_jack"],
+     [1.5875, 37.78, 180,"usb_B"],
+     [46.99,  17,    270,"pdip", 28, "ATMEGA328", true],
     ],
     [],[],
     inch([
@@ -328,11 +331,13 @@ PI_IO = ["PI_IO", "PI_IO V2",       35.56, 25.4, 1.6, 0,    0,   0, "green", tru
 ZC_A0591 = ["ZC_A0591", "ZC-A0591 ULN2003 driver PCB", 35, 32, 1.6, 0, 2.5, 0, "green", false, [[2.25, 3.25], [-2.25, 3.25], [2.25, -3.25], [-2.25, -3.25] ],
     [ [ 12.25,  8.3,  -90, "jst_xh", 5],
       [ -6.5,  10,      0, "2p54header", 1, 4],
-      [-14,    -4.5,    0, "2p54header", 4, 1],
+      [ 20.4,  -4.5,    0, "2p54header", 4, 1],
+      [ 20.4,  11,  180, "pdip", 16, "ULN2803AN", true],
       [  5.5,  6,       0, "led", LED3mm, [1,1,1, 0.5]],
       [  5.5,  10.5,    0, "led", LED3mm, [1,1,1, 0.5]],
       [  5.5,  15,      0, "led", LED3mm, [1,1,1, 0.5]],
       [  5.5,  19.5,    0, "led", LED3mm, [1,1,1, 0.5]],
+      for(i = [0 : 3]) [5.5 + inch(0.1) * i, -5.5, -90, "ax_res", res1_8, 510, 5, 5.5]
 
     ], [], [], [], M2p5_pan_screw];
 
@@ -344,16 +349,20 @@ MT3608 = ["MT3608", "MT3608 boost converter module",        37, 17, 1.2, 2, 1.5,
 TP4056 = ["TP4056", "TP4056 Li-lon Battery charger module", 26.2, 17.5, 1.0, 0, 1.0, [2.4, 2.4], "#2140BE", false,
     [[1.67, 1.8], [1.67, -1.8], [-1.67, 1.8], [-1.67, -1.8], [-1.67, -4.98], [-1.67, 4.98]],
     [ [  2, 17.5 / 2, 180, "usb_uA"],
+      [  7, -2      ,   0, "smd_led", LED0805, "red"],
+      [ 11, -2      ,   0, "smd_led", LED0805, "blue"],
 
     ]];
 
 WD2002SJ = ["WD2002SJ", "WD2002SJ Buck Boost DC-DC converter", 78, 47, 1.6, 0, 3.2, 0, "#2140BE", false, [[4,4], [-4,4], [-4,-4], [4,-4]],
-    [ [ 39,   -20.5,  0, "-chip", 63, 41, 4, "silver"],
+    [ [ 39,   -20.5,  0, "-chip", 63, 41, 3.4, "silver"],
       [ -4,    12,    0, "gterm508", 2, [], "blue"],
       [  4,    12,  180, "gterm508", 2, [], "blue"],
       [ -25.5, 3.1,   0, "trimpot10", true],
       [  30.5, 3.1,   0, "trimpot10", true],
       [  41.5, 3.1,   0, "trimpot10", true],
+      [ -10.5, 1.5,   0, "smd_led", LED0805, "blue"],
+      [  16,   1.8,   0, "smd_led", LED0805, "red"],
     ],
     []];
 

vitamins/smd.scad

@@ -0,0 +1,80 @@
+//
+// 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/>.
+//
+
+//
+//! Surface mount components for PCBs.
+//
+include <../utils/core/core.scad>
+
+use <../utils/tube.scad>
+
+function smd_led_size(type) = type[1]; //! Body length, width and height
+function smd_led_lens(type) = type[2]; //! Lens length width and height
+function smd_led_height(type) =        //! Total height
+    smd_led_size(type).z + smd_led_lens(type).z;
+
+function smd_100th(x) = //! Convert dimesion to 1/100" notation
+    let(s = str(round(x / inch(0.01))))
+        len(s) < 2 ? str("0", s) : s;
+
+function smd_size(size) = //! Convert size to 1/100" notation
+    str(smd_100th(size.x), smd_100th(size.y));
+
+module smd_led(type, colour, cutout) { //! Draw an SMD LED with specified ```colour```
+    size = smd_led_size(type);
+    vitamin(str("smd_led(", type[0], ", ", colour, "): SMD LED ", smd_size(size), " ", colour));
+
+    lens = smd_led_lens(type);
+    r = size.y * 0.32;
+    $fn = 32;
+
+    if(cutout)
+        poly_drill(r = 2.85 / 2, h = 100, center = false); // For lightguide made from transparent PLA filament
+    else {
+        color("white")
+            linear_extrude(size.z)
+                difference() {
+                    square([size.x, size.y], center = true);
+
+                    for(end = [-1, 1])
+                        translate([end * size.x / 2, 0])
+                            circle(r);
+                }
+
+        color(gold)
+             linear_extrude(size.z)
+                intersection() {
+                    square([size.x, size.y], center = true);
+
+                    for(end = [-1, 1])
+                        translate([end * size.x / 2, 0])
+                            ring(or = r, ir = r / 2);
+                }
+
+        color(colour, 0.9)
+            translate_z(size.z)
+                hull() {
+                    cube([lens.x, lens.y, eps], center = true);
+
+                    slant = lens.z * tan(15);
+                    translate_z(lens.z / 2)
+                        cube([lens.x - slant, lens.y - slant, lens.z], center = true);
+                }
+    }
+}

vitamins/smds.scad

@@ -0,0 +1,28 @@
+//
+// 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/>.
+//
+
+//
+//! Axial components
+//
+
+LED0805 = ["LED0805", [2, 1.25, 0.46], [1.4, 1.25, 0.54]];
+
+smd_leds = [LED0805];
+
+use <smd.scad>

vitamins/swiss_clip.scad

@@ -0,0 +1,148 @@
+//
+// 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/>.
+//
+
+//
+//! Swiss picture clip.
+//! Used for holding glass on 3D printer beds.
+//!
+//! The bending model is an approximation because in real life the arms bend.
+//! Should be reasonably accurate if not close to fully open.
+//
+include <../utils/core/core.scad>
+
+function sclip_length(type)        = type[1]; //! Total external length
+function sclip_height(type)        = type[2]; //! External height
+function sclip_width(type)         = type[3]; //! Width
+function sclip_thickness(type)     = type[4]; //! Thickness of the metal
+function sclip_radius(type)        = type[5]; //! Bend radius
+function sclip_arm_width(type)     = type[6]; //! Width of spring arms
+function sclip_spigot(type)        = type[7]; //! Spigot length, width, height
+function sclip_hook(type)          = type[8]; //! hook, length, width
+function sclip_hinge_offset(type)  = type[9]; //! Offset of hinge
+function sclip_arm_length(type)    = type[10]; //! Length of arms
+function sclip_max_gap(type)       = type[11]; //! Maximum opening
+
+function arm_angle(type, open) = asin((sclip_height(type) - 2 * sclip_thickness(type) - open) / sclip_arm_length(type));
+
+function spigot_angle(type, open) =
+    let(arm_w = sclip_arm_width(type), w = sclip_width(type) - 2 * arm_w)
+        (arm_angle(type, 0) - arm_angle(type, open)) * 2 * arm_w / w;
+
+module swiss_clip_hole(type, open, h = 0) { //! Drill hole for spigot
+    spigot = sclip_spigot(type);
+    angle = spigot_angle(type, open);
+    t = sclip_thickness(type);
+    or = sclip_radius(type);
+    ir = or - t;
+    shadow = (spigot.z - or) * sin(angle) - or * cos(angle) + or  + t * cos(angle);
+    r = sqrt(sqr(shadow) + sqr(spigot.y)) / 2;
+    offset = sclip_hinge_offset(type);
+    hpot = offset - t;
+
+    translate([sclip_length(type) - t - ir - offset + hpot * cos(angle) - (spigot.z - t) * sin(angle) + shadow / 2, 0])
+        drill(r + 0.1, h);
+}
+
+module swiss_clip(type, open = 0.9) { //! Draw a Swiss clip open by specified amount
+    vitamin(str("swiss_clip(", type[0], "): Swiss picture clip ", type[0], " ", sclip_max_gap(type),"mm"));
+
+    length = sclip_length(type);
+    width = sclip_width(type);
+    height = sclip_height(type);
+
+    spigot = sclip_spigot(type);
+    hook = sclip_hook(type);
+    offset = sclip_hinge_offset(type);
+    t = sclip_thickness(type);
+    arm_l = sclip_arm_length(type);
+    arm_w = sclip_arm_width(type);
+    w = width - 2 * arm_w;
+    or = sclip_radius(type);
+    ir = or - t;
+    angle = arm_angle(type, open);
+    angle2 = spigot_angle(type, open);
+    $fn = 360;
+
+    color("silver") translate([-t - ir, 0, -height + t]) {
+        translate([length - offset - arm_l, -w / 2])    // Narrow part of base
+            cube([arm_l, w, t]);
+
+        translate([length - offset, 0, t])
+            rotate([0, -angle2, 0])
+                translate([offset - length, 0, -t]) {
+                    translate([length - offset, -width / 2])        // Wide part of base
+                        cube([offset - spigot.x, width, t]);
+
+                    translate([length - spigot.x, -spigot.y / 2])   // Spigot base
+                        cube([spigot.x - or, spigot.y, t]);
+
+                    translate([length - t,  -spigot.y / 2, or])     // Spigot stem
+                        cube([t, spigot.y, spigot.z - or]);
+
+                    translate([length - or, -spigot.y / 2, or])     // Spigot bend
+                        rotate([-90, 0, 0])
+                            rotate_extrude(angle = 90)
+                                translate([ir, 0])
+                                    square([t, spigot.y]);
+                }
+
+        translate([or, -hook.y / 2])                    // Hook base
+            cube([hook.x, hook.y, t]);
+
+        translate([0, -hook.y / 2, or])                 // Hook stem
+            cube([t, hook.y, height - 2 * or]);
+
+        translate([or, -hook.y / 2, or])                // Hook lower bend
+            rotate([0, 90, 90])
+                rotate_extrude(angle = 90)
+                    translate([ir, 0])
+                        square([t, hook.y]);
+
+        translate([or, -hook.y / 2, height - t])        // Hook top
+            cube([hook.x - or, hook.y, t]);
+
+        translate([or, hook.y / 2, height - or])        // Hook top bend
+            rotate([0, -90, 90])
+                rotate_extrude(angle = 90)
+                    translate([ir, 0])
+                        square([t, hook.y]);
+
+        translate([length - offset, 0, t])              // Arms
+            rotate([0, angle, 0])
+                for(side = [-1, 1])
+                    translate([-arm_l, side * (arm_w + w) / 2 - arm_w / 2, -t])
+                        cube([arm_l, arm_w, t]);
+
+        translate([length - offset, -w / 2, t])         // Central gusset
+            rotate([-90, 0, 0])
+                rotate(90 - angle2)
+                    rotate_extrude(angle = angle2)
+                        translate([0, 0])
+                            square([t, w]);
+
+        for(side = [-1, 1])                             // Arm gussets
+            translate([length - offset, side * (arm_w + w) / 2 - arm_w / 2, t])
+                rotate([-90, 0, 0])
+                    rotate(90 - angle2)
+                        rotate_extrude(angle = angle + angle2)
+                            translate([0, 0])
+                                square([t, arm_w]);
+
+    }
+}

vitamins/swiss_clips.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/>.
+//
+
+//
+//! Swiss picture clip.
+//! Used for holding glass on 3D printer beds.
+//
+
+UKPFS1008_10 = ["UKPFS1008_10", 39, 13, 13, 0.75, 1.5, 4, [3.5, 2.2, 4.4], [5.25, 4.12], 9, 37 - 9, 11];
+
+swiss_clips = [ UKPFS1008_10 ];
+
+use <swiss_clip.scad>