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Move precharge vdd pin to left edge.

This commit is contained in:
Matt Guthaus 2018-04-04 15:03:29 -07:00
parent a772217172
commit 91e342e4c9
1 changed files with 4 additions and 4 deletions
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8
compiler/modules/precharge.py
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@ -67,14 +67,14 @@ class precharge(pgate.pgate):
vdd_pos = vector(pmos_pin.cx(), vdd_position.y + 0.5*self.m1_width) vdd_pos = vector(pmos_pin.cx(), vdd_position.y + 0.5*self.m1_width)
self.add_path("metal1", [pmos_pin.uc(), vdd_pos]) self.add_path("metal1", [pmos_pin.uc(), vdd_pos])
# Always drop to M1 # Add the M1->M2->M3 stack at the left edge
self.add_via_center(layers=("metal1", "via1", "metal2"), self.add_via_center(layers=("metal1", "via1", "metal2"),
offset=vdd_pos) offset=vdd_pos.scale(0,1))
self.add_via_center(layers=("metal2", "via2", "metal3"), self.add_via_center(layers=("metal2", "via2", "metal3"),
offset=vdd_pos) offset=vdd_pos.scale(0,1))
self.add_layout_pin_rect_center(text="vdd", self.add_layout_pin_rect_center(text="vdd",
layer="metal3", layer="metal3",
offset=vdd_pos) offset=vdd_pos.scale(0,1))
def add_ptx(self): def add_ptx(self):