footprint: sdcard rename 3D model filename properly SCHD3A0100.scad

add 8 solder pins to SD contact

footprints/micro-sd/micro-sd-schd3a0100.3dshapes/SCHD3A0100.scad

@@ -0,0 +1,112 @@
+dim=[12.43,16.8,1.7]; // base dimensions
+above=0.1; // base above the PCB clearance
+color_base=[0.2,0.1,0.1];
+
+// 2 small pins (small) GND
+dim_pin_small=[1.1,0.4,0.1];
+pos_pin_small=[
+  [-dim[0]/2-dim_pin_small[0]/2,dim[1]/2-2.75,0.05],
+  [ dim[0]/2+dim_pin_small[0]/2,dim[1]/2-14.45,0.05]
+];
+
+// mounting 4 side pins (big)
+dim_pin_big=[1.1,1.4,0.1];
+pos_pin_big=[
+  [-dim[0]/2-dim_pin_big[0]/2,dim[1]/2-4.45,0.05],
+  [ dim[0]/2+dim_pin_big[0]/2,dim[1]/2-4.45,0.05],
+  [-dim[0]/2-dim_pin_big[0]/2,dim[1]/2-12.75,0.05],
+  [ dim[0]/2+dim_pin_big[0]/2,dim[1]/2-12.75,0.05]
+];
+
+// Pins for signal solder contacts
+pin_th = 0.1; // Thickness
+pin_W = 0.4;  // Pin width
+pin_L = 7.3;  // Total Length
+pin_H = 0.3+pin_th/2; // Pin height (from bottom to top)
+pin_l = 0.4;  // Length of the bottom part
+pin_a = 115;  // Bending angle
+
+pin_pitch = 1.1;
+pin_count = 8;
+
+color_pin="white";
+
+// Bent pin
+// _L - whole pin length
+// _l - length of bottom part
+// _H - whole pin height
+// _th - pin thickness
+// _a - bending angle
+// _W - pin width
+module pin(_L,_l,_H,_th,_a,_W)
+{
+    // Internal variables
+    _d1 = _th*sin(_a) / (1-cos(_a));
+    _d2 = (_th-_H)*cos(_a) / sin(_a);
+
+    rotate([90,0,90])
+    // Extrude the following polygon
+    linear_extrude(height = _W, center = true, convexity = 10, twist = 0)
+        polygon([[0,0],
+                 [_l,0],
+                 [_l+_d2,_H-_th],
+                 [_L,_H-_th],
+                 [_L,_H],
+                 [_l+_d2-_d1,_H],
+                 [_l-_d1,_th],
+                 [0,_th]]);
+}
+
+// Array of pins
+// _cnt - number of pins
+// _distance - distance between pin centres
+module pins_array(_cnt, _distance)
+{
+    if (_cnt>0)
+    color(color_pin)
+    {
+        for (_i = [0:_cnt-1])
+        {
+            translate([_distance*_i,0,0])
+                pin(pin_L,pin_l,pin_H,pin_th,pin_a,pin_W);
+        }
+    }
+}
+
+
+module SCHD3A100()
+{
+  translate([0,0,dim[2]/2+above])
+    difference()
+    {
+      color(color_base)
+        cube(dim, center=true);
+      // cut SD card area
+      translate([0,0,dim[2]/2-1/2+0.01])
+        color(color_base)
+          cube([11,15,1],center=true);
+      // cut pin soldering area
+      translate([-1.3/2,dim[1]/2-10.15,0])
+        color(color_base)
+          cube([8.9,2,4],center=true);
+      // cut pin spring area
+      translate([-1.3/2,dim[1]/2-5,0])
+        color(color_base)
+          cube([8.9,6,4],center=true);
+    }
+    
+    for(i=[0:len(pos_pin_big)-1])
+    translate(pos_pin_big[i])
+      color(color_pin)
+        cube(dim_pin_big,center=true);
+
+    for(i=[0:len(pos_pin_small)-1])
+    translate(pos_pin_small[i])
+      color(color_pin)
+        cube(dim_pin_small,center=true);
+
+    translate([3.2-(pin_count-1)*pin_pitch,-1.9,0])
+      pins_array(pin_count, pin_pitch);
+}
+
+SCHD3A100();

footprints/micro-sd/micro-sd-schd3a0100.3dshapes/SCHD3A100.scad

@@ -1,53 +0,0 @@
-dim=[12.43,16.8,1.7]; // base dimensions
-above=0.0; // base above the PCB clearance
-color_base=[0.2,0.1,0.1];
-
-dim_pin_small=[1.1,0.4,0.1];
-pos_pin_small=[
-  [-dim[0]/2-dim_pin_small[0]/2,dim[1]/2-2.75,0.05],
-  [ dim[0]/2+dim_pin_small[0]/2,dim[1]/2-14.45,0.05]
-];
-
-dim_pin_big=[1.1,1.4,0.1];
-pos_pin_big=[
-  [-dim[0]/2-dim_pin_big[0]/2,dim[1]/2-4.45,0.05],
-  [ dim[0]/2+dim_pin_big[0]/2,dim[1]/2-4.45,0.05],
-  [-dim[0]/2-dim_pin_big[0]/2,dim[1]/2-12.75,0.05],
-  [ dim[0]/2+dim_pin_big[0]/2,dim[1]/2-12.75,0.05]
-];
-color_pin="white";
-
-module SCHD3A100()
-{
-  translate([0,0,dim[2]/2+above])
-    difference()
-    {
-      color(color_base)
-        cube(dim, center=true);
-      // cut SD card area
-      translate([0,0,dim[2]/2-1/2+0.01])
-        color(color_base)
-          cube([11,15,1],center=true);
-      // cut pin soldering area
-      translate([-1.3/2,dim[1]/2-10.15,0])
-        color(color_base)
-          cube([8.9,2,4],center=true);
-      // cut pin spring area
-      translate([-1.3/2,dim[1]/2-5,0])
-        color(color_base)
-          cube([8.9,6,4],center=true);
-    }
-    
-    for(i=[0:len(pos_pin_big)-1])
-    translate(pos_pin_big[i])
-      color(color_pin)
-        cube(dim_pin_big,center=true);
-
-    for(i=[0:len(pos_pin_small)-1])
-    translate(pos_pin_small[i])
-      color(color_pin)
-        cube(dim_pin_small,center=true);
-
-}
-
-SCHD3A100();