add toy model of the backplane

backplane_pcb - only the pcb, later with holes
backplane_populated - pcb and connectors

1 files changed, 37 insertions, 0 deletions

diff --git a/backplane.scad b/backplane.scad
new file mode 100644
index 0000000..532885b
--- /dev/null
+++ b/backplane.scad
@@ -0,0 +1,37 @@
+include <parameters.scad>
+
+module hdd_connector(w,h,d) {
+      difference() {
+        cube([w, d, h]);
+	translate([1, 2, 1])
+	  cube([w - 2, d, h - 2]);
+      }
+}
+
+
+// board
+module backplane_pcb() {
+  color("sienna")
+    cube([backplane_width, backplane_thickness, backplane_height]);
+}
+
+module backplane_populated() {
+  backplane_pcb();
+
+  // front connector (power + data)
+  color("darkgrey")
+    translate([backplane_con_hoffset, 0, backplane_con_voffset])
+      mirror([0, 1, 0]) {
+          hdd_connector(backplane_con_width/ 3 * 2 + 1, backplane_con_height, backplane_con_depth);
+        translate([backplane_con_width / 3 * 2, 0, 0])
+          hdd_connector(backplane_con_width / 3 * 1, backplane_con_height, backplane_con_depth);
+      }
+
+  // back connector (data)
+  translate([backplane_con_hoffset + backplane_con_width / 3 * 2,
+             backplane_thickness, backplane_con_voffset])
+    mirror([0, 1, 0]) rotate([90, 0, 0])
+      hdd_connector(backplane_con_width / 3 * 1, backplane_con_height, backplane_con_depth);
+}
+
+backplane_populated();
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