X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=packages%2Fufqfpn48.5c;h=082bfd0dc667a9a5712596c72d70d24a126369e8;hb=575c88736837b769d00fdaf3130ab0ca4b95d387;hp=8657dd02b3e46d2dfb356f6c0dfb95ed0da7309f;hpb=6322267e6ef85170790d4147586d5273a5179ce6;p=hw%2Ftelegps

diff --git a/packages/ufqfpn48.5c b/packages/ufqfpn48.5c
index 8657dd0..082bfd0 100644
--- a/packages/ufqfpn48.5c
+++ b/packages/ufqfpn48.5c
@@ -21,6 +21,7 @@ import Footprint;
 real pad_width = 0.55;
 real pad_height = 0.30;
 real pad_spacing = 0.50;
+real pad_clearance = 8 / 1000 * 25.4;	/* 2 mil gap for solder mask */
 
 real pad_x_off = 6.20 / 2;
 real pad_y_off = 6.20 / 2;
@@ -61,42 +62,83 @@ line(-package_width/2 + dot_off, -package_height/2 + dot_off,
 for (pad = 0; pad < num_pad; pad++) {
 	/* left side (1-12) */
 
-	pad_mm(-pad_x_off - pad_width / 2,
-	       pad_off(pad),
-	       pad_width,
-	       pad_height,
-	       sprintf("%d", pad + 1),
-	       sprintf("%d", pad + 1));
+	pad_mm_clear(-pad_x_off - pad_width / 2,
+		     pad_off(pad),
+		     pad_width,
+		     pad_height,
+		     pad_clearance,
+		     sprintf("%d", pad + 1),
+		     sprintf("%d", pad + 1));
 	
 	/* bottom (13-24) */
 
-	pad_mm(pad_off(pad),
-	       pad_y_off + pad_width / 2,
-	       pad_height,
-	       pad_width,
-	       sprintf("%d", pad + 13),
-	       sprintf("%d", pad + 13));
+	pad_mm_clear(pad_off(pad),
+		     pad_y_off + pad_width / 2,
+		     pad_height,
+		     pad_width,
+		     pad_clearance,
+		     sprintf("%d", pad + 13),
+		     sprintf("%d", pad + 13));
 	
 	/* right side (25-36) */
 
-	pad_mm(pad_x_off + pad_width / 2,
-	       -pad_off(pad),
-	       pad_width,
-	       pad_height,
-	       sprintf("%d", pad + 25),
-	       sprintf("%d", pad + 25));
+	pad_mm_clear(pad_x_off + pad_width / 2,
+		     -pad_off(pad),
+		     pad_width,
+		     pad_height,
+		     pad_clearance,
+		     sprintf("%d", pad + 25),
+		     sprintf("%d", pad + 25));
 	
 	/* top (37-48) */
 
-	pad_mm(-pad_off(pad),
-	       -pad_y_off - pad_width / 2,
-	       pad_height,
-	       pad_width,
-	       sprintf("%d", pad + 37),
-	       sprintf("%d", pad + 37));
+	pad_mm_clear(-pad_off(pad),
+		     -pad_y_off - pad_width / 2,
+		     pad_height,
+		     pad_width,
+		     pad_clearance,
+		     sprintf("%d", pad + 37),
+		     sprintf("%d", pad + 37));
 	
 }
 
-pad_mm(0, 0, center_width, center_height, "GND", "GND");
+int pad_blocks = 3;
+
+real block_width = center_width / pad_blocks;
+real block_height = center_height / pad_blocks;
+
+real block_x(int x) = (x - (pad_blocks - 1)/2) * block_width;
+real block_y(int y) = (y - (pad_blocks - 1)/2) * block_height;
+
+bool via_block(int x, int y) {
+	return (x & 1) == 0 && (y & 1) == 0;
+}
+
+real via_hole = 15/1000 * 25.4;		/* 15 mil drill */
+real via_copper = 3.5/1000 * 25.4; 	/* 7 mil anulus */
+
+for (int pad_y = 0; pad_y < pad_blocks; pad_y++) {
+	for (int pad_x = 0; pad_x < pad_blocks; pad_x++)
+		if (via_block(pad_x, pad_y)) {
+			pin_mm_clear_mask(block_x(pad_x), block_y(pad_y),
+					  via_hole, via_copper * 2, pad_clearance, 0,
+					  "GND", "GND");
+			pad_mm_clear_mask_options(block_x(pad_x), block_y(pad_y),
+						  block_width, block_height,
+						  pad_clearance, 0,
+						  "GND", "GND","nopaste");
+		} else {
+			/* full square of metal */
+			pad_mm_clear_options(block_x(pad_x), block_y(pad_y),
+					     block_width, block_height,
+					     0,
+					     "GND", "GND","nopaste");
+			/* 1/4 full of solder paste */
+			pad_mm_clear_options(block_x(pad_x), block_y(pad_y),
+					     block_width/2, block_height/2,
+					     0,
+					     "GND", "GND","");
+		}
+}
 
 element_end();