Add new power supplies to delay chain

2026-09-02 02:57:53 +02:00 · 2018-07-16 10:19:52 -07:00
parent f3ae29fe0b
commit 3bbb604504
2 changed files with 24 additions and 13 deletions
@@ -601,6 +601,19 @@ class layout(lef.lef):
                      width=xmax-xmin,
                      height=ymax-ymin)

+    def add_power_pin(self, name, loc):
+        """ 
+        Add a single power pin from M3 own to M1
+        """
+        self.add_via_center(layers=("metal1", "via1", "metal2"),
+                            offset=loc,
+                            rotate=90)
+        self.add_via_center(layers=("metal2", "via2", "metal3"),
+                            offset=loc)
+        self.add_layout_pin_rect_center(text=name,
+                                        layer="metal3",
+                                        offset=loc)
+        
    def add_power_ring(self, bbox):
        """
        Create vdd and gnd power rings around an area of the bounding box argument. Must