| /* |
| * Copyright 2020 The SkyWater PDK Authors |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * https://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| |
| `ifndef SKY130_FD_SC_MS__A21BOI_BEHAVIORAL_V |
| `define SKY130_FD_SC_MS__A21BOI_BEHAVIORAL_V |
| |
| /** |
| * a21boi: 2-input AND into first input of 2-input NOR, |
| * 2nd input inverted. |
| * |
| * Y = !((A1 & A2) | (!B1_N)) |
| * |
| * Verilog simulation functional model. |
| */ |
| |
| `timescale 1ns / 1ps |
| `default_nettype none |
| |
| `celldefine |
| module sky130_fd_sc_ms__a21boi ( |
| Y , |
| A1 , |
| A2 , |
| B1_N |
| ); |
| |
| // Module ports |
| output Y ; |
| input A1 ; |
| input A2 ; |
| input B1_N; |
| |
| // Module supplies |
| supply1 VPWR; |
| supply0 VGND; |
| supply1 VPB ; |
| supply0 VNB ; |
| |
| // Local signals |
| wire b ; |
| wire and0_out ; |
| wire nor0_out_Y; |
| |
| // Name Output Other arguments |
| not not0 (b , B1_N ); |
| and and0 (and0_out , A1, A2 ); |
| nor nor0 (nor0_out_Y, b, and0_out ); |
| buf buf0 (Y , nor0_out_Y ); |
| |
| endmodule |
| `endcelldefine |
| |
| `default_nettype wire |
| `endif // SKY130_FD_SC_MS__A21BOI_BEHAVIORAL_V |