X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=rpi-mount.scad;h=b1b9c12102ed53e746451c7782844efbfaab25ae;hp=cf776a519c92e1102aea1f3330990b975ead41d2;hb=HEAD;hpb=ece27ae3d64b4d1f4f733e4ead50a5a2ec6364e6

diff --git a/rpi-mount.scad b/rpi-mount.scad
index cf776a5..b1b9c12 100644
--- a/rpi-mount.scad
+++ b/rpi-mount.scad
@@ -14,7 +14,17 @@ pi_solder_side_gap = 1.5 * 2;
 pi_screw_hole_dia  = 2.3;
 pi_screw_hole_wall = 2.3;
 
-module PiMount(pi_mount_z=5){
+pi_sz_z_incl_ribbon = 18.0;
+
+pi_mount_z_min = 1.75;
+pi_mount_z_def = 2.50;
+
+// calculated, output
+
+function pi_ribbon_top_z(pi_mount_z= pi_mount_z_def)
+  = pi_mount_z + pi_sz_z_incl_ribbon;
+
+module PiMount(pi_mount_z= pi_mount_z_def){
   sxy = pi_nom_sz/2 - [1,1] * pi_nom_centres_in;
   for (mx=[0,1]) mirror([mx,0,0]) for (my=[0,1]) mirror([0,my,0]) {
     difference(){