OpenRAM/technology/sky130/custom/sky130_capped_replica_bitce...

52 lines
2.0 KiB
Python

# See LICENSE for licensing information.
#
# Copyright (c) 2016-2023 Regents of the University of California, Santa Cruz
# All rights reserved.
#
from openram import debug
from openram.base import vector
from openram.base import contact
from openram.sram_factory import factory
from openram.tech import drc, spice
from openram.tech import cell_properties as props
from openram import OPTS
from openram.modules.capped_replica_bitcell_array import capped_replica_bitcell_array
from .sky130_bitcell_base_array import sky130_bitcell_base_array
class sky130_capped_replica_bitcell_array(capped_replica_bitcell_array, sky130_bitcell_base_array):
"""
Creates a replica bitcell array then adds the row and column caps to all
sides of a bitcell array.
"""
def __init__(self, rows, cols, rbl=None, left_rbl=None, right_rbl=None, name=""):
super().__init__(rows, cols, rbl, left_rbl, right_rbl, name)
def add_layout_pins(self):
for used_name, base_name in zip(self.used_wordline_names, self.dummy_col_insts[0].mod.all_wordline_names):
pin = self.dummy_col_insts[0].get_pin(base_name)
pin_offset = pin.ll().scale(0, 1)
pin_width = self.width
pin_height = pin.height()
self.add_layout_pin(text=used_name,
layer=pin.layer,
offset=pin_offset,
width=pin_width,
height=pin_height)
for used_name, pin_name in zip(self.bitline_pin_list, self.dummy_row_insts[0].mod.all_bitline_names):
pin = self.dummy_row_insts[0].get_pin(pin_name)
pin_offset = pin.ll().scale(1, 0)
pin_width = pin.width()
pin_height = self.height
self.add_layout_pin(text=used_name,
layer=pin.layer,
offset=pin_offset,
width=pin_width,
height=pin_height)