| /* |
| * 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_HD__A21BO_FUNCTIONAL_PP_V |
| `define SKY130_FD_SC_HD__A21BO_FUNCTIONAL_PP_V |
| |
| /** |
| * a21bo: 2-input AND into first input of 2-input OR, |
| * 2nd input inverted. |
| * |
| * X = ((A1 & A2) | (!B1_N)) |
| * |
| * Verilog simulation functional model. |
| */ |
| |
| `timescale 1ns / 1ps |
| `default_nettype none |
| |
| // Import user defined primitives. |
| `include "../../models/udp_pwrgood_pp_pg/sky130_fd_sc_hd__udp_pwrgood_pp_pg.v" |
| |
| `celldefine |
| module sky130_fd_sc_hd__a21bo ( |
| X , |
| A1 , |
| A2 , |
| B1_N, |
| VPWR, |
| VGND, |
| VPB , |
| VNB |
| ); |
| |
| // Module ports |
| output X ; |
| input A1 ; |
| input A2 ; |
| input B1_N; |
| input VPWR; |
| input VGND; |
| input VPB ; |
| input VNB ; |
| |
| // Local signals |
| wire nand0_out ; |
| wire nand1_out_X ; |
| wire pwrgood_pp0_out_X; |
| |
| // Name Output Other arguments |
| nand nand0 (nand0_out , A2, A1 ); |
| nand nand1 (nand1_out_X , B1_N, nand0_out ); |
| sky130_fd_sc_hd__udp_pwrgood_pp$PG pwrgood_pp0 (pwrgood_pp0_out_X, nand1_out_X, VPWR, VGND); |
| buf buf0 (X , pwrgood_pp0_out_X ); |
| |
| endmodule |
| `endcelldefine |
| |
| `default_nettype wire |
| `endif // SKY130_FD_SC_HD__A21BO_FUNCTIONAL_PP_V |