Fixed typo

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>
@@ -63,7 +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>
@@ -280,16 +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])
@@ -321,7 +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();
@@ -362,9 +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

@@ -21,26 +21,27 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa
 <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 = "#LEDs">LEDs</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 = "#Leadnuts">Leadnuts</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 = "#Light_strips">Light_strips</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 = "#Linear_bearings">Linear_bearings</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 = "#Cable_strips">Cable_strips</a> </td><td> <a href = "#Mains_sockets">Mains_sockets</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 = "#Circlips">Circlips</a> </td><td> <a href = "#Meter">Meter</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 = "#Components">Components</a> </td><td> <a href = "#Microswitches">Microswitches</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 = "#DIP">DIP</a> </td><td> <a href = "#Microview">Microview</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 = "#D_connectors">D_connectors</a> </td><td> <a href = "#Modules">Modules</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 = "#Displays">Displays</a> </td><td> <a href = "#Nuts">Nuts</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 = "#Extrusion_brackets">Extrusion_brackets</a> </td><td> <a href = "#O_ring">O_ring</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td> <a href = "#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 = "#Swiss_clips">Swiss_clips</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 = "#Toggles">Toggles</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 = "#Transformers">Transformers</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 = "#Tubings">Tubings</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 = "#Pillars">Pillars</a> </td><td> <a href = "#Variacs">Variacs</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 = "#Pin_headers">Pin_headers</a> </td><td> <a href = "#Veroboard">Veroboard</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 = "#Pulleys">Pulleys</a> </td><td> <a href = "#Washers">Washers</a> </td><td></td><td></td><td></td></tr>
-<tr><td> <a href = "#IECs">IECs</a> </td><td></td><td> <a href = "#Wire">Wire</a> </td><td></td><td></td><td></td></tr>
-<tr><td> <a href = "#Inserts">Inserts</a> </td><td></td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></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></td><td></td><td> <a href = "#Zipties">Zipties</a> </td><td></td><td></td><td></td></tr>
 </table>
 
 ---
@@ -70,7 +71,7 @@ Axial components for PCBs.
 | 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)``` | Draw a wire jumper link. |
+| ```wire_link(d, l, h = 1, tail = 3)``` | Draw a wire jumper link. |
 
 ![axials](tests/png/axials.png)
 
@@ -1405,6 +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>
 
 ---
@@ -1611,68 +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>
 
 ---
@@ -1946,6 +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>
 
 ---
@@ -1995,6 +2050,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | Module | Description |
 |:--- |:--- |
 | ```barrel_jack(cutout = false)``` | Draw barrel power jack |
+| ```block(size, colour, makes_cutout, cutouts)``` | Draw a coloured cube to represent a random PCB component |
 | ```buzzer(height, diameter, colour)``` | Draw PCB buzzer with specified height, diameter and colour |
 | ```chip(length, width, thickness, colour, cutout = false)``` | Draw a coloured cube to represent a chip, or other rectangular component |
 | ```flat_flex(cutout = false)``` | Draw flat flexistrip connector as used on RPI0 |
@@ -2053,6 +2109,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   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" |
@@ -2118,6 +2175,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | Module | Description |
 |:--- |:--- |
 | ```barrel_jack(cutout = false)``` | Draw barrel power jack |
+| ```block(size, colour, makes_cutout, cutouts)``` | Draw a coloured cube to represent a random PCB component |
 | ```buzzer(height, diameter, colour)``` | Draw PCB buzzer with specified height, diameter and colour |
 | ```chip(length, width, thickness, colour, cutout = false)``` | Draw a coloured cube to represent a chip, or other rectangular component |
 | ```flat_flex(cutout = false)``` | Draw flat flexistrip connector as used on RPI0 |
@@ -2987,6 +3045,46 @@ 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>
 
 ---
@@ -5512,10 +5610,11 @@ 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 |
 

scripts/bom.py

@@ -213,7 +213,7 @@ def parse_bom(file = "openscad.log", name = None):
                         main.assemblies[stack[-1]].add_part(s)
         else:
             if 'ERROR:' in line or 'WARNING:' in line:
-                print(line[:-1])
+                raise Exception(line[:-1])
     return main
 
 def usage():
@@ -221,53 +221,57 @@ def usage():
     sys.exit(1)
 
 def boms(target = None, assembly = None):
-    bom_dir = set_config(target, usage) + "bom"
-    if assembly:
-        bom_dir += "/accessories"
-        if not os.path.isdir(bom_dir):
+    try:
+        bom_dir = set_config(target, usage) + "bom"
+        if assembly:
+            bom_dir += "/accessories"
+            if not os.path.isdir(bom_dir):
+                os.makedirs(bom_dir)
+        else:
+            assembly = "main_assembly"
+            if os.path.isdir(bom_dir):
+                shutil.rmtree(bom_dir)
+                sleep(0.1)
             os.makedirs(bom_dir)
-    else:
-        assembly = "main_assembly"
-        if os.path.isdir(bom_dir):
-            shutil.rmtree(bom_dir)
-            sleep(0.1)
-        os.makedirs(bom_dir)
-    #
-    # Find the scad file that makes the module
-    #
-    scad_file = find_scad_file(assembly)
-    if not scad_file:
-        raise Exception("can't find source for " + assembly)
-    #
-    # make a file to use the module
-    #
-    bom_maker_name = source_dir + "/bom.scad"
-    with open(bom_maker_name, "w") as f:
-        f.write("use <%s>\n" % scad_file)
-        f.write("%s();\n" % assembly);
-    #
-    # Run openscad
-    #
-    openscad.run("-D", "$bom=2", "-D", "$preview=true", "--hardwarnings", "-o", "openscad.echo", "-d", bom_dir + "/bom.deps", bom_maker_name)
-    os.remove(bom_maker_name)
-    print("Generating bom ...", end=" ")
+        #
+        # Find the scad file that makes the module
+        #
+        scad_file = find_scad_file(assembly)
+        if not scad_file:
+            raise Exception("can't find source for " + assembly)
+        #
+        # make a file to use the module
+        #
+        bom_maker_name = source_dir + "/bom.scad"
+        with open(bom_maker_name, "w") as f:
+            f.write("use <%s>\n" % scad_file)
+            f.write("%s();\n" % assembly);
+        #
+        # Run openscad
+        #
+        openscad.run("-D", "$bom=2", "-D", "$preview=true", "--hardwarnings", "-o", "openscad.echo", "-d", bom_dir + "/bom.deps", bom_maker_name)
+        os.remove(bom_maker_name)
+        print("Generating bom ...", end=" ")
 
-    main = parse_bom("openscad.echo", assembly)
+        main = parse_bom("openscad.echo", assembly)
 
-    if assembly == "main_assembly":
-        main.print_bom(True, open(bom_dir + "/bom.txt","wt"))
+        if assembly == "main_assembly":
+            main.print_bom(True, open(bom_dir + "/bom.txt","wt"))
 
-    for ass in main.assemblies:
-        with open(bom_dir + "/" + ass + ".txt", "wt") as f:
-            bom = main.assemblies[ass]
-            print(bom.make_name(ass) + ":", file=f)
-            bom.print_bom(False, f)
+        for ass in main.assemblies:
+            with open(bom_dir + "/" + ass + ".txt", "wt") as f:
+                bom = main.assemblies[ass]
+                print(bom.make_name(ass) + ":", file=f)
+                bom.print_bom(False, f)
 
-    data = [main.assemblies[ass].flat_data() for ass in main.ordered_assemblies]
-    with open(bom_dir + "/bom.json", 'w') as outfile:
-        json.dump(data, outfile, indent = 4)
+        data = [main.assemblies[ass].flat_data() for ass in main.ordered_assemblies]
+        with open(bom_dir + "/bom.json", 'w') as outfile:
+            json.dump(data, outfile, indent = 4)
 
-    print("done")
+        print("done")
+    except Exception as e:
+        print(str(e))
+        sys.exit(1)
 
 if __name__ == '__main__':
     if len(sys.argv) > 3: usage()
@@ -286,8 +290,4 @@ if __name__ == '__main__':
     if assembly:
         if assembly[-9:] != "_assembly": usage()
 
-    try:
-        boms(target, assembly)
-    except Exception as e:
-        print(str(e))
-        sys.exit(1)
+    boms(target, assembly)

scripts/platters.py

@@ -30,7 +30,7 @@ def usage():
     sys.exit(1)
 
 if __name__ == '__main__':
-   if len(sys.argv) > 2: usage()
+    if len(sys.argv) > 2: usage()
 
     if len(sys.argv) > 1:
         target = sys.argv[1]

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

@@ -21,6 +21,7 @@ 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>
 
@@ -58,7 +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],

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/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

@@ -23,9 +23,8 @@
 include <../utils/core/core.scad>
 include <../utils/round.scad>
 
-module wire_link(d, l, h = 1) { //! Draw a wire jumper link.
+module wire_link(d, l, h = 1, tail = 3) { //! Draw a wire jumper link.
     r = d;
-    tail = 3;
     $fn = 32;
 
     color("silver") {

vitamins/hygrometer.scad

@@ -29,7 +29,7 @@ flange_d = 45.5;
 flange_t = 1.5;
 flange_d2 = 32;
 flange_t2 = 2;
-apperture_d = 24.7;
+aperture_d = 24.7;
 hygrometer_hole_r = 21.3;
 slot_w = 5.5;
 
@@ -55,8 +55,8 @@ module hygrometer() { //! Draw a hygrometer
             rotate_extrude()
                 polygon([
                     [0, 0],
-                    [apperture_d / 2, 0],
-                    [apperture_d / 2, flange_t],
+                    [aperture_d / 2, 0],
+                    [aperture_d / 2, flange_t],
                     [flange_d2 / 2,   flange_t2],
                     [flange_d / 2,    flange_t],
                     [flange_d / 2,    0],
@@ -66,21 +66,21 @@ module hygrometer() { //! Draw a hygrometer
                 ]);
 
         color("#94A7AB")
-            cylinder(d = apperture_d, h = eps);
+            cylinder(d = aperture_d, h = eps);
 
         color("black")
             linear_extrude(0.2, center = true) {
                 translate([0, 3])
-                    text("20_4", font = "7 segment", valign = "bottom", halign = "center", size = apperture_d / 6);
+                    text("20_4", font = "7 segment", valign = "bottom", halign = "center", size = aperture_d / 6);
 
                 translate([7, 3])
-                    text("C", font = "7 segment", valign = "bottom", halign = "center", size = apperture_d / 8);
+                    text("C", font = "7 segment", valign = "bottom", halign = "center", size = aperture_d / 8);
 
                 translate([-1.9, 0.5])
-                    text("50", font = "7 segment", valign = "top", halign = "center", size = apperture_d / 2.7);
+                    text("50", font = "7 segment", valign = "top", halign = "center", size = aperture_d / 2.7);
 
-                translate([0, -apperture_d / 6])
-                    text("          %", font = "Arial", valign = "center", halign = "center", size = apperture_d / 6);
+                translate([0, -aperture_d / 6])
+                    text("          %", font = "Arial", valign = "center", halign = "center", size = aperture_d / 6);
             }
 
     }

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,  18.6,   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

@@ -36,6 +36,7 @@ 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
@@ -161,7 +162,7 @@ module molex_usb_Ax2(cutout) { //! Draw Molex USB connector suitable for perf bo
     l = 17;
     pin_l = 2.8;
     clearance = 0.2;
-    tag_l = 4.8;
+    tag_l = 4.4;
     tag_r = 0.5;
     tag_w = 1.5;
     tag_t = 0.3;
@@ -840,7 +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])
@@ -866,50 +867,64 @@ module trimpot10(vertical, cutout = false) { //! Draw a ten turn trimpot
              }
 }
 
+module block(size, colour, makes_cutout, cutouts) //! Draw a coloured cube to represent a random PCB component
+    if(cutouts) {
+        if(makes_cutout)
+             translate([-50, 0, size.z / 2 - panel_clearance])
+                cube([100, size.y + 2 * panel_clearance, size.z + 2 * panel_clearance], center = true);
+    }
+    else
+        color(colour)
+            translate_z(size.z / 2)
+                cube(size, center = true);
+
 module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb component from description
     function show(comp, part) = (comp[3] == part || comp[3] == str("-",part)) && (!cutouts || angle == undef || angle == comp.z);
     function param(n, default = 0) = len(comp) > n ? comp[n] : default;
     rotate(comp.z) {
-        if(show(comp, "2p54header")) pin_header(2p54header, comp[4], comp[5], param(6), cutouts, colour = param(7, undef));
-        if(show(comp, "2p54boxhdr")) box_header(2p54header, comp[4], comp[5], param(6), cutouts);
-        if(show(comp, "2p54socket")) pin_socket(2p54header, comp[4], comp[5], param(6, false), param(7), param(8, false), cutouts, param(9, undef));
-        if(show(comp, "chip")) chip(comp[4], comp[5], comp[6], param(7, grey30), cutouts);
-        if(show(comp, "rj45")) rj45(cutouts);
-        if(show(comp, "usb_A")) usb_Ax1(cutouts);
-        if(show(comp, "usb_Ax2")) usb_Ax2(cutouts);
-        if(show(comp, "usb_uA")) usb_uA(cutouts);
-        if(show(comp, "usb_B")) usb_B(cutouts);
-        if(show(comp, "buzzer")) buzzer(param(4, 9), param(5, 12), param(6, grey20));
-        if(show(comp, "potentiometer")) potentiometer(param(4, 5), param(5, 9));
-        if(show(comp, "jack")) jack(cutouts);
-        if(show(comp, "barrel_jack")) barrel_jack(cutouts);
-        if(show(comp, "hdmi")) hdmi(hdmi_full, cutouts);
-        if(show(comp, "mini_hdmi")) hdmi(hdmi_mini, cutouts);
-        if(show(comp, "flex")) flex(cutouts);
-        if(show(comp, "flat_flex")) flat_flex(cutouts);
-        if(show(comp, "D_plug")) if(!cutouts) translate_z(d_pcb_offset(comp[4])) d_plug(comp[4], pcb = true);
-        if(show(comp, "molex_hdr")) if(!cutouts) molex_254(comp[4]);
-        if(show(comp, "jst_xh")) if(!cutouts) jst_xh_header(jst_xh_header, comp[4], param(5, false), param(6, "white"), param(7, undef));
-        if(show(comp, "term254")) if(!cutouts) green_terminal(gt_2p54,comp[4], comp[5], param(6,"lime"));
-        if(show(comp, "gterm")) if(!cutouts) green_terminal(comp[4], comp[5], comp[6], param(7,"lime"));
-        if(show(comp, "gterm35")) if(!cutouts) green_terminal(gt_3p5, comp[4], comp[5], param(6,"lime"));
-        if(show(comp, "gterm508")) if(!cutouts) green_terminal(gt_5p08, comp[4], comp[5], param(6,"lime"));
-        if(show(comp, "gterm635")) if(!cutouts) green_terminal(gt_6p35, comp[4], comp[5], param(6,"lime"));
-        if(show(comp, "term35")) if(!cutouts) terminal_35(comp[4], param(5,"blue"));
-        if(show(comp, "transition")) if(!cutouts) idc_transition(2p54header, comp[4], comp[5]);
-        if(show(comp, "block"))
-            color(comp[7]) if(!cutouts) translate_z(comp[6] / 2) cube([comp[4], comp[5], comp[6]], center = true);
-                           else if(comp[8]) translate([-50, 0, comp[6] / 2 - panel_clearance]) cube([100, comp[5] + 2 * panel_clearance, comp[6] + 2 * panel_clearance], center = true);
-        if(show(comp, "button_6mm")) square_button(button_6mm);
-        if(show(comp, "microswitch")) translate_z(microswitch_thickness(comp[4])/2) microswitch(comp[4]);
-        if(show(comp, "pcb")) if(!cutouts) translate_z(comp[4]) pcb(comp[5]);
-        if(show(comp, "standoff")) if(!cutouts) standoff(comp[4], comp[5], comp[6], comp[7]);
-        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));
+        // Components that have a cutout parameter go in this section
+        if(show(comp, "2p54header"))    pin_header(2p54header, comp[4], comp[5], param(6), false, cutouts, colour = param(7, undef));
+        if(show(comp, "2p54boxhdr"))    box_header(2p54header, comp[4], comp[5], param(6), cutouts);
+        if(show(comp, "2p54socket"))    pin_socket(2p54header, comp[4], comp[5], param(6, false), param(7), param(8, false), cutouts, param(9, undef));
+        if(show(comp, "chip"))          chip(comp[4], comp[5], comp[6], param(7, grey30), cutouts);
+        if(show(comp, "rj45"))          rj45(cutouts);
+        if(show(comp, "usb_A"))         usb_Ax1(cutouts);
+        if(show(comp, "usb_Ax2"))       usb_Ax2(cutouts);
+        if(show(comp, "usb_uA"))        usb_uA(cutouts);
+        if(show(comp, "usb_B"))         usb_B(cutouts);
+        if(show(comp, "jack"))          jack(cutouts);
+        if(show(comp, "barrel_jack"))   barrel_jack(cutouts);
+        if(show(comp, "hdmi"))          hdmi(hdmi_full, cutouts);
+        if(show(comp, "mini_hdmi"))     hdmi(hdmi_mini, cutouts);
+        if(show(comp, "flex"))          flex(cutouts);
+        if(show(comp, "flat_flex"))     flat_flex(cutouts);
+        if(show(comp, "uSD"))           uSD(comp[4], cutouts);
+        if(show(comp, "trimpot10"))     trimpot10(param(4, false), cutouts);
         if(show(comp, "molex_usb_Ax2")) molex_usb_Ax2(cutouts);
+        if(show(comp, "smd_led"))       smd_led(comp[4], comp[5], cutouts);
+        if(show(comp, "block"))         block(size = [comp[4], comp[5], comp[6]], colour = comp[7], makes_cutout = param(8));
+        if(!cutouts) {
+            // Components that don't have a cutout parameter go in this section
+            if(show(comp, "button_6mm"))    square_button(button_6mm);
+            if(show(comp, "microswitch"))   translate_z(microswitch_thickness(comp[4])/2) microswitch(comp[4]);
+            if(show(comp, "pcb"))           translate_z(comp[4]) pcb(comp[5]);
+            if(show(comp, "standoff"))      standoff(comp[4], comp[5], comp[6], comp[7]);
+            if(show(comp, "term254"))       green_terminal(gt_2p54,comp[4], comp[5], param(6,"lime"));
+            if(show(comp, "gterm"))         green_terminal(comp[4], comp[5], comp[6], param(7,"lime"));
+            if(show(comp, "gterm35"))       green_terminal(gt_3p5, comp[4], comp[5], param(6,"lime"));
+            if(show(comp, "gterm508"))      green_terminal(gt_5p08, comp[4], comp[5], param(6,"lime"));
+            if(show(comp, "gterm635"))      green_terminal(gt_6p35, comp[4], comp[5], param(6,"lime"));
+            if(show(comp, "term35"))        terminal_35(comp[4], param(5,"blue"));
+            if(show(comp, "transition"))    idc_transition(2p54header, comp[4], comp[5]);
+            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, "D_plug"))        translate_z(d_pcb_offset(comp[4])) d_plug(comp[4], pcb = true);
+            if(show(comp, "molex_hdr"))     molex_254(comp[4]);
+            if(show(comp, "jst_xh"))        jst_xh_header(jst_xh_header, comp[4], param(5, false), param(6, "white"), param(7, undef));
+            if(show(comp, "potentiometer")) potentiometer(param(4, 5), param(5, 9));
+            if(show(comp, "buzzer"))        buzzer(param(4, 9), param(5, 12), param(6, grey20));
+        }
     }
 }
 

vitamins/pcbs.scad

@@ -20,6 +20,7 @@ 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
@@ -348,6 +349,8 @@ 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"],
 
     ]];
 
@@ -358,6 +361,8 @@ WD2002SJ = ["WD2002SJ", "WD2002SJ Buck Boost DC-DC converter", 78, 47, 1.6, 0, 3
       [ -25.5, 3.1,   0, "trimpot10", true],
       [  30.5, 3.1,   0, "trimpot10", true],
       [  41.5, 3.1,   0, "trimpot10", true],
+      [ -10.4, 1.4,   0, "smd_led", LED0805, "blue"],
+      [  15.7, 2.7,   0, "smd_led", LED0805, "red"],
     ],
     []];
 

vitamins/pin_header.scad

@@ -52,7 +52,7 @@ module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cu
 
     if(cutout)
         dogbone_rectangle([cols * pitch + 2 * panel_clearance, rows * pitch + 2 * panel_clearance, 100], center = false);
-    else
+    else {
         vitamin(str("pin_header(", type[0], ", ", cols, ", ", rows,
                     arg(smt, false, "smt"), arg(right_angle, false, "right_angle"), "): Pin header ", cols, " x ", rows, right_angle ? " right_angle" : ""));
 
@@ -91,6 +91,7 @@ module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cu
                                         square([pitch - chamfer, pitch + eps], center = true);
                                     }
         }
+    }
 }
 
 module box_header(type, cols = 1, rows = 1, smt = false, cutout = false) { //! Draw box header
@@ -102,7 +103,7 @@ module box_header(type, cols = 1, rows = 1, smt = false, cutout = false) { //! D
 
     if(cutout)
         dogbone_rectangle([cols * pitch + 2 * panel_clearance, rows * pitch + 2 * panel_clearance, 100], center = false);
-    else
+    else {
         vitamin(str("box_header(", type[0], ", ", cols, ", ", rows, arg(smt, false, "smt"), "): Box header ", cols, " x ", rows));
 
         translate_z(smt ? 3.5 - h : 0) {
@@ -125,6 +126,7 @@ module box_header(type, cols = 1, rows = 1, smt = false, cutout = false) { //! D
                     }
             }
         }
+    }
 }
 
 module idc_transition(type, cols = 5, skip = [], cutout = false) { //! Draw IDC transition header

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>