Trackball/hardware/pico.scad

/*
 * Copyright (c) 2022 - 2023 Thomas Buck (thomas@xythobuz.de)
 *                           Philipp Schönberger (mail@phschoen.de)
 *
 * This program 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.
 *
 * This program 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.
 *
 * See <http://www.gnu.org/licenses/>.
 */

// #######################
// ## Raspberry Pi Pico ##
// #######################

pico_w = 21;
pico_l = 51;
pico_d = 1.0;
pico_hole_d = 2.1;
pico_hole_x = 4.8;
pico_hole_y = 2.0;
pico_hole_d_x = 11.4;
pico_hole_d_y = pico_l - 2 * pico_hole_y;
pico_usb_w = 8.0;
pico_usb_h = 2.8;
pico_usb_d = 6.0;
pico_usb_off = 1.3;


pico_co_w = pico_w + 1;
pico_co_l = pico_l + 1;

reset_button_dia = 4.0;
reset_button_off_x = 7;
reset_button_off_y = 12.15;

pico_support_w = 6.5;
pico_support_l = 5;

pico_screw_depth = 6;
pico_screw_d = 1.8;

use <external/pico_case.scad>

module pico_wrap()
{
    translate([0,0,3.9])
    rotate([0,180,0])
    if (use_external_pico_model)
        translate([-pico_w / 2, -pico_l / 2, 0])
        pico();
    else
        pico_own();
}

module pico_own()
{
    translate([-pico_w / 2, -pico_l / 2, 0])
    difference() {
        union() {
            color("green")
            cube([pico_w, pico_l, pico_d]);

            translate([(pico_w - pico_usb_w) / 2, pico_l - pico_usb_d + pico_usb_off, pico_d])
            cube([pico_usb_w, pico_usb_d, pico_usb_h]);
        }

        for (x = [0, pico_hole_d_x])
        for (y = [0, pico_hole_d_y])
        translate([pico_hole_x + x, pico_hole_y + y, -1])
        cylinder(d = pico_hole_d, h = pico_d + 2);
    }
}