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  • Hello,
    So I did started a 3D model of the Pixl.js based on the Eagle files.
    So far it's more or less complet and accurate.
    See it below:

    // Written in 2018 by Alain Sézille
    // Any license defined in the librairies used rule their use herein
    // Any license about the Pixl.js board is applyable
    // The following termes apply exclusively to my own work and do not overrule any other licenses and copyrights for the components and informations used below
    // To the extent possible under law, the author(s) have dedicated all
    // copyright and related and neighboring rights to this software to the
    // public domain worldwide. This software is distributed without any
    // warranty.
    //
    // You should have received a copy of the CC0 Public Domain
    // Dedication along with this software.
    // If not, see <http://creativecommons.org/publicdomain­/zero/1.0/>.
    
    // Following libraries should be installed into Openscad libraries directory
    // eagle-pcb from https://github.com/triffid/eagle-pcb.git­
    // MCAD from https://github.com/openscad/MCAD.git
    // Magpie from https://github.com/sjkelly/Magpie.git
    include </home/alain/.local/share/OpenSCAD/libra­ries/eagle-pcb/common.scad>
    include </home/alain/.local/share/OpenSCAD/libra­ries/eagle-pcb/resistor.scad>
    include </home/alain/.local/share/OpenSCAD/libra­ries/eagle-pcb/SparkFun-Connectors.scad>­
    include </home/alain/.local/share/OpenSCAD/libra­ries/eagle-pcb/diode.scad>
    include </home/alain/.local/share/OpenSCAD/libra­ries/eagle-pcb/Eagle-Library.scad>
    
    // Missing colors used below
    blue=[0,0,1];
    grey=[0.5,0.5,0.5];
    
    // General size of the Pixl.js board
    board_thickness = 1.600000;
    board_origin = [0.000000,0.000000];
    
    eta = 0.1;
    fn = 18;
    
    module downside() {
        rotate([180,0,0])  children();
    }
    
    module transrot(tr = [0,0,0], rt = 0) {
        translate(tr) rotate([0,0,rt]) children();
    }
    
    module C0603K(tr = [0,0,0], rt = 0) {
       transrot (tr,rt) downside()    resistor_C0603K("C0603K", 10603);
    }
    
    module R0603(tr = [0,0,0], rt = 0) {
       transrot (tr,rt) downside()  resistor_R0603("R0603", 10603);
    }
    
    module R1210(tr = [0,0,0], rt = 0) {
       transrot (tr,rt) downside()  rcsmd([12 * 0.254, 10 * 0.254], "R0603", 10603);
    }
    
    module SOT23_5(tr = [0,0,0], rt = 0) {
        transrot (tr,rt) downside()  Eagle_Library_SOT23_5L("SOT23_5", 23.5);
    }
    module SOD323_W(tr = [0,0,0], rt = 0) {
       transrot (tr,rt)  downside()  diode_SOD323_R("SOD323_W", 23.5);
    }
    
    module USB_MICROB(tr = [0,0,0], rt = 0) {
       transrot (tr,rt) downside() rotate([0,0,-90]) SparkFun_Connectors_USB_AB_MICRO_SMD();
    }
    
    module SMT_JUMPER_3_1_NC_TRACE_NO_SILK(tr = [0,0,0], rt = 0) {
        // transrot (tr,rt) 
    }
    
    module SMT_JUMPER_3_NO_NO_SILK(tr = [0,0,0], rt = 0) {
        // transrot(tr,rt) 
    }
    
    module COINCELL(thickness = 3.5, diameter = 20.0) {
            color(silver) translate([0,0,thickness/2]) cylinder(r=diameter/2, h=thickness, center=true);
    }
    module CR2032_SMD(tr = [0,0,0], rt = 0) {
      transrot(tr,rt) downside()  COINCELL(3.64,20);
    }
    
    module TACT_MEDI_RIGHT_ANGLE(tr = [0,0,0], rt = 0) {
        transrot(tr,rt) 
        downside()
        rotate([0,0,180])
        translate([0,2.45/2,3.4/2]) 
        union() {
            // body
            color(white)
            cube([7.8, 2.45, 3.4], center=true);
            // button
            color(black)
            translate([0, (2.45/2), 0])
            cube([3, 1.05, 1.5], center=true);
        }
    }
    
    module MDBT40(tr = [0,0,0], rt = 0) {
        transrot(tr,rt) 
        downside()
        rotate([0,0,90])
        translate([0,0,1.38/2])
        union() {
            // pcb of module Dimensions: 16mm x 10mm x 2.2mm thick
            color(blue)
            cube([16.3, 10, 0.7], center=true);
            // ceramic antenna
            color(white)
            translate([0.8-16.3/2,0,2.15-1.38])
            cube([1,8,1], center=true);
            // main shield of module
            color(silver)
            translate([(16.3-11.65)/2,0,2.15-1.38])
            cube([11.65,8.25,1.38], center=true);
        }
    }
    
    module JHD12864_G176BSW(tr = [0,0,0], rt = 0) {
        transrot (tr,rt) 
        translate([0,0,board_thickness])
        union() {
            // pcb of module Dimensions: 16mm x 10mm x 2.2mm thick
            color(silver)
            cube([59.2,41.4,4.7], center=false);
            // main shield of module
            color(grey)
            translate([(59.2-55.6)/2,41.4-32.3,0.1])­
            cube([55.6,32.3-2.5,4.7], center=false);
            // viewable lcd part
            color(white)
            translate([(59.2-50)/2,41.4-25.4-5.2,0.2­])
            cube([50,25.4,4.7], center=false);
        }
    }
    
    module M3(tr = [0,0,0], rt = 0) {
       transrot(tr,rt) translate(board_origin) color(red) cylinder(r=3/2, h=board_thickness);
    }
    
    
    module PINNED_CONNECTOR(headerHeight = 9, headerWidth = 2.54,headerNbPins = 8, headerPinHeight = 11.5) {
        // defaults valeus are for arduino sized connectors
        union() {
            // main body
            color(black)
            cube([headerWidth, headerWidth * headerNbPins, headerHeight], center=false);
            // pins through PCB
            color(silver)
            for (a = [ 1 : 1 : headerNbPins ])
              translate([2.54/2, a*2.54-2.54/2, headerHeight-headerPinHeight])
              cylinder(d1=0.64, d2=0.64, h=headerPinHeight, center=false);
        }
    }
    
    
    module ARDUINO_CONNECTORS(tr = [0,0,0], rt = 0) {
        transrot(tr,rt) 
        downside()
        union () {
            // 10 pins connector,
            translate([0, 17.526, 0])        
            PINNED_CONNECTOR(headerNbPins = 10);
            // 8 pins connector,
            translate([0, 44.45, 0])
            PINNED_CONNECTOR(headerNbPins = 8);
            // 8 pins connector,
            translate([49.53-1.27, 26.67, 0])
            PINNED_CONNECTOR(headerNbPins = 8);
            // 6 pins connector
            translate([49.53-1.27, 49.53, 0])
            PINNED_CONNECTOR(headerNbPins = 6);
        }
    }
    
    
    
    module 1X02_S(tr = [0,0,0], rt = 0) {
        transrot (tr,rt) 
        downside()
        color(white)
        translate([0,-1,3])
        cube(6,4.5,3, center=true);
    }
    
    //Created by generate-scad.ulp version 0.1
    module pixljs(){
    	board_thickness = 1.600000;
    	eta = 0.1;
    	board_size = [60.000000,52.500000,board_thickness];
    	fn = 18;
    	board_origin = [0.000000,0.000000];
        board_downside=0; //-(board_thickness);
    	union(){
            // Board without components holes
    		color("black")
            difference(){
                //Board
    			translate(board_origin)
                cube(board_size); 
                // Holes
    			translate([2.400,41.750,-eta])cylinder(r­=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([2.400,39.450,-eta])cylinder(r­=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([57.600,39.450,-eta])cylinder(­r=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([57.600,41.750,-eta])cylinder(­r=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([57.600,18.050,-eta])cylinder(­r=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([57.600,20.350,-eta])cylinder(­r=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([2.400,20.350,-eta])cylinder(r­=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([2.400,18.050,-eta])cylinder(r­=0.500000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([1.945,7.375,-eta])cylinder(r=­0.750000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([58.295,7.375,-eta])cylinder(r­=0.750000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([58.295,45.700,-eta])cylinder(­r=0.750000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([1.945,45.700,-eta])cylinder(r­=0.750000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([3.000,3.000,-eta])cylinder(r=­1.600000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([3.000,49.500,-eta])cylinder(r­=1.600000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([57.000,49.500,-eta])cylinder(­r=1.600000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([57.000,3.000,-eta])cylinder(r­=1.600000, h=board_thickness+eta*2,$fn=fn); //hole
    			translate([6.387,14.438,-eta])cylinder(r­=0.508000, h=board_thickness+eta*2,$fn=fn); //1X04-S 1
    			translate([8.927,14.438,-eta])cylinder(r­=0.508000, h=board_thickness+eta*2,$fn=fn); //1X04-S 2
    			translate([11.467,14.438,-eta])cylinder(­r=0.508000, h=board_thickness+eta*2,$fn=fn); //1X04-S 3
    			translate([14.007,14.438,-eta])cylinder(­r=0.508000, h=board_thickness+eta*2,$fn=fn); //1X04-S 4
    			translate([50.600,3.950,-eta])cylinder(r­=0.400000, h=board_thickness+eta*2,$fn=fn); //H2-2.0-6X4.5MM +
    			translate([48.600,3.950,-eta])cylinder(r­=0.400000, h=board_thickness+eta*2,$fn=fn); //H2-2.0-6X4.5MM -
    			translate([48.300,1.870,-eta])cylinder(r­=0.508000, h=board_thickness+eta*2,$fn=fn); //1X02-S 1
    			translate([50.840,1.870,-eta])cylinder(r­=0.508000, h=board_thickness+eta*2,$fn=fn); //1X02-S 2
    			translate([45.510,7.150,-eta])cylinder(r­=0.400000, h=board_thickness+eta*2,$fn=fn); //JHD12864-G176BSW LEDA
    			translate([14.720,7.150,-eta])cylinder(r­=0.400000, h=board_thickness+eta*2,$fn=fn); //JHD12864-G176BSW LEDK
    			translate([7.660,50.003,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 0
    			translate([10.200,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 1
    			translate([12.740,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 2
    			translate([15.280,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 3
    			translate([35.600,1.743,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 3.3V
    			translate([17.820,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 4
    			translate([20.360,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 5
    			translate([33.060,1.997,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 5V
    			translate([22.900,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 6
    			translate([25.440,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 7
    			translate([29.504,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 8
    			translate([32.044,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 9
    			translate([34.584,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 10
    			translate([37.124,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 11
    			translate([39.664,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 12
    			translate([42.204,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO 13
    			translate([20.360,1.997,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO A0
    			translate([17.820,1.743,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO A1
    			translate([15.280,1.997,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO A2
    			translate([12.740,1.743,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO A3
    			translate([10.200,1.997,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO A4
    			translate([7.660,1.743,-eta])cylinder(r=­0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO A5
    			translate([47.284,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO AREF
    			translate([44.744,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO GND
    			translate([27.980,1.997,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO GND.
    			translate([30.520,1.743,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO GND..
    			translate([40.680,1.743,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO I/OREF
    			translate([43.220,1.997,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO N/C
    			translate([38.140,1.997,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO RESET
    			translate([52.364,50.257,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO SCL
    			translate([49.824,50.003,-eta])cylinder(­r=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO SDA
    			translate([25.440,1.743,-eta])cylinder(r­=0.450000, h=board_thickness+eta*2,$fn=fn); //ARDUINO VIN
    			translate([57.251,33.405,-eta])cylinder(­r=0.600000, h=board_thickness+eta*2,$fn=fn); //USB-MICROB P$3
    			translate([57.200,26.420,-eta])cylinder(­r=0.600000, h=board_thickness+eta*2,$fn=fn); //USB-MICROB P$4
    		}
            // Components added 
    		TACT_MEDI_RIGHT_ANGLE([2.400,40.600,0],9­0);  //BTN1 
    		TACT_MEDI_RIGHT_ANGLE([57.600,40.600,0],­270);  //BTN2 
    		TACT_MEDI_RIGHT_ANGLE([57.600,19.200,0],­270);  //BTN3 
    		TACT_MEDI_RIGHT_ANGLE([2.400,19.200,0],9­0);  //BTN4 
    		C0603K([24.400,21.800,board_downside],90­);  //C1 1uF 25v
    		C0603K([27.800,22.800,board_downside],18­0);  //C2 1uF 25v
    		C0603K([13.800,36.300,board_downside],0)­;  //C3 10uF 6.3v
    		C0603K([47.000,14.400,board_downside],90­);  //C4 1uF 25v
    		C0603K([19.400,26.200,board_downside],27­0);  //CTUNE1 TBD
    		C0603K([18.100,25.300,board_downside],27­0);  //CTUNE2 TBD
    		SOD323_W([50.300,17.100,board_downside],­0);  //D1 
    		SOD323_W([41.200,17.200,board_downside],­270);  //D2 NO_FIT
    		//translate([10.197,14.438,board_downsid­e])1X04_S();  //DBG 
    		SOT23_5([44.200,14.500,board_downside],9­0);  //IC2 MIC5225-3.3	//translate([49.600,3.200,board_downside­])rotate([0,0,180])H2_2_0_6X4_5MM();  //J1 2p-2.0
    		SMT_JUMPER_3_1_NC_TRACE_NO_SILK([44.800,­17.100,board_downside],180);  //JP1 COINCELL_VREG
    		SMT_JUMPER_3_NO_NO_SILK([40.920,5.540,bo­ard_downside],0);  //JP2 5VSRC
    		1X02_S([49.570,1.870,board_downside],0);­  //PWR 
    		R0603([11.100,22.400,board_downside],270­);  //R1 100
    		JHD12864_G176BSW([0.620,5.750,0],0);  //U$1 JHD12864
    		MDBT40([8.400,29.880,board_downside],90)­;  //U$2 MDBT42Q
    		CR2032_SMD([41.500,33.050,board_downside­],90);  //U$3 CR2032-SMD
    		ARDUINO_CONNECTORS([2*35.600-0*2.54,2*26­.000,board_downside],270);  //U$4 ARDUINO
    		USB_MICROB([57.200,29.900,board_downside­],90);  //U$5 USB-MICROB
    		R1210([52.750,14.600,board_downside],180­);  //U$6 PTCFUSE
    		M3([3.000,3.000,0],0);  //U$7 
    		M3([3.000,49.500,0],0);  //U$8 
    		M3([57.000,49.500,0],0);  //U$9 
    		M3([57.000,3.000,0],0);  //U$10 
    	}
    }
    
    pixljs(); //Show module
    
    
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