208 lines
9.1 KiB
OpenSCAD
208 lines
9.1 KiB
OpenSCAD
//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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//! Pin headers and sockets, etc.
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include <../core.scad>
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use <../utils/dogbones.scad>
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panel_clearance = 0.2;
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function hdr_pitch(type) = type[1]; //! Header pitch
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function hdr_pin_length(type) = type[2]; //! Header pin length
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function hdr_pin_below(type) = type[3]; //! Header pin length underneath
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function hdr_pin_width(type) = type[4]; //! Header pin size
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function hdr_pin_colour(type) = type[5]; //! Header pin colour
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function hdr_base_colour(type) = type[6]; //! Header insulator colour
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function hdr_socket_depth(type) = type[7]; //! Socket depth for female housing
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module pin(type, length = undef) { //! Draw a header pin
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w = hdr_pin_width(type);
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l = length == undef ? hdr_pin_length(type) : length;
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chamfer = w / 2;
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color(hdr_pin_colour(type))
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translate_z(l / 2 -hdr_pin_below(type))
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hull() {
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cube([w, w, l - 2 * chamfer], center = true);
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cube([w - chamfer, w - chamfer, l], center = true);
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}
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}
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module pin_header(type, cols = 1, rows = 1, smt = false, right_angle = false, cutout = false) { //! Draw pin header
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pitch = hdr_pitch(type);
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h = pitch;
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ra_offset = 2.4;
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width = pitch * rows;
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if(cutout)
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dogbone_rectangle([cols * pitch + 2 * panel_clearance, rows * pitch + 2 * panel_clearance, 100], center = false);
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else
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vitamin(str("pin_header(", type[0], ", ", cols, ", ", rows,
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arg(smt, false, "smt"), arg(right_angle, false, "right_angle"), "): Pin header ", cols, " x ", rows, right_angle ? " right_angle" : ""));
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translate_z(smt ? 3.5 - h : 0) {
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for(x = [0 : cols - 1], y = [0 : rows - 1]) {
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2), 0])
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if(right_angle)
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pin(type, hdr_pin_below(type) + width / 2 + (y - 0.5) * pitch);
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else
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pin(type);
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if(right_angle) {
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w = hdr_pin_width(type);
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rotate([-90, 0, 180])
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translate([pitch * (x - (cols - 1) / 2), -pitch * (y - (rows - 1) / 2) -width / 2, hdr_pin_below(type) - (y - 0.5) * pitch])
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pin(type, hdr_pin_length(type) - hdr_pin_below(type) + ra_offset + pitch / 2 + (y - 0.5) * pitch);
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2) - w / 2, pitch * (y - (rows - 1) / 2) + width / 2 - w / 2])
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rotate([0, -90, 0])
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color(hdr_pin_colour(type))
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rotate_extrude(angle = 90, $fn = 32)
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translate([0, -w / 2])
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square(w);
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}
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}
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translate([0, right_angle ? -ra_offset - pitch / 2 : 0, right_angle ? width / 2 : 0])
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rotate([right_angle ? 90 : 0, 0, 0])
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color(hdr_base_colour(type))
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linear_extrude(height = h)
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for(x = [0 : cols - 1], y = [0 : rows - 1])
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2), pitch / 2])
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hull() {
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chamfer = pitch / 4;
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square([pitch + eps, pitch - chamfer], center = true);
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square([pitch - chamfer, pitch + eps], center = true);
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}
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}
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}
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module box_header(type, cols = 1, rows = 1, smt = false, cutout = false) { //! Draw box header
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pitch = hdr_pitch(type);
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w = cols * pitch + 7.62;
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l = rows * pitch + 3.52;
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h = 8.7;
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base = h - 6.4;
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if(cutout)
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dogbone_rectangle([cols * pitch + 2 * panel_clearance, rows * pitch + 2 * panel_clearance, 100], center = false);
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else
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vitamin(str("box_header(", type[0], ", ", cols, ", ", rows, arg(smt, false, "smt"), "): Box header ", cols, " x ", rows));
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translate_z(smt ? 3.5 - h : 0) {
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for(x = [0 : cols - 1], y = [0 : rows - 1])
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2), 0])
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pin(type, hdr_pin_length(type) - pitch + base);
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color(hdr_base_colour(type)) {
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linear_extrude(height = base)
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square([w, l], center = true);
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linear_extrude(height = h)
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difference() {
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square([w, l], center = true);
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square([w - 2.4, l - 2.4], center = true);
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translate([0, -l / 2])
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square([4.5, 4.5], center = true);
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}
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}
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}
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}
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module idc_transition(type, cols = 5, skip = [], cutout = false) { //! Draw IDC transition header
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rows = 2;
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pitch = hdr_pitch(type);
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height = 7.4;
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width = 6;
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length = cols * pitch + 5.08;
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if(cutout)
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;
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else {
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vitamin(str("idc_transition(", type[0], ", ", cols, "): IDC transition header ", cols, " x ", rows));
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color(hdr_base_colour(type))
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rotate([90, 0, 0])
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linear_extrude(height = width, center = true, convexity = cols * rows)
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difference() {
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translate([0, height / 2])
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square([length, height], center = true);
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for(i = [0 : cols * rows - 1])
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translate([pitch / 2 * (i - (cols * rows - 1) / 2), height / 2])
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circle(d = pitch / 2 + eps);
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slot = pitch / 3;
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translate([0, height / 2 - pitch / 4 + slot / 2])
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square([cols * pitch, slot], center = true);
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}
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for(x = [0 : cols - 1], y = [0 : rows -1])
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if(!in(skip, x))
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2), 0])
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pin(type, 5);
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}
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}
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module pin_socket(type, cols = 1, rows = 1, right_angle = false, height = 0, smt = false, cutout = false) { //! Draw pin socket
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pitch = hdr_pitch(type);
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length = pitch * cols + 0.5;
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width = pitch * rows - 0.08;
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depth = height ? height : hdr_socket_depth(type);
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ra_offset = 1.5;
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if(cutout)
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;
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else {
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vitamin(str("pin_socket(", type[0], ", ", cols, ", ", rows, arg(right_angle, false, "right_angle"), arg(height, 0, "height"), arg(smt, false, "smt"),
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"): Pin socket ", cols, " x ", rows, right_angle ? " right_angle" : ""));
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color(hdr_base_colour(type))
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translate([0, right_angle ? -ra_offset - pitch / 2 : 0, right_angle ? width / 2 : 0])
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rotate([right_angle ? 90 : 0, 0, 0])
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translate_z(depth / 2)
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linear_extrude(height = depth, center = true)
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difference() {
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square([length, width], center = true);
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for(x = [0 : cols - 1], y = [0 : rows -1])
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2)])
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square(hdr_pin_width(type), center = true);
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}
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color(hdr_pin_colour(type))
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for(x = [0 : cols - 1], y = [0 : rows -1]) {
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if(!smt)
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2), 0])
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pin(type, hdr_pin_below(type) + width / 2 + (y - 0.5) * pitch);
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if(right_angle) {
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rotate([-90, 0, 0])
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translate([pitch * (x - (cols - 1) / 2), -pitch * (y - (rows - 1) / 2) -width / 2, 0])
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pin(type, hdr_pin_below(type) + (y - 0.5) * pitch);
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w = hdr_pin_width(type);
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translate([pitch * (x - (cols - 1) / 2), pitch * (y - (rows - 1) / 2) - w / 2, pitch * (y - (rows - 1) / 2) + width / 2 - w / 2])
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rotate([0, -90, 0])
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rotate_extrude(angle = 90, $fn = 32)
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translate([0, -w / 2])
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square(w);
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}
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}
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}
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}
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