| /** |
| * 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_IO__TOP_SIO_BLACKBOX_V |
| `define SKY130_FD_IO__TOP_SIO_BLACKBOX_V |
| |
| /** |
| * top_sio: Special I/O PAD that provides additionally a |
| * regulated output buffer and a differential input buffer. |
| * SIO cells are ONLY available IN pairs (see top_sio_macro). |
| * |
| * Verilog stub definition (black box without power pins). |
| * |
| * WARNING: This file is autogenerated, do not modify directly! |
| */ |
| |
| `timescale 1ns / 1ps |
| `default_nettype none |
| |
| (* blackbox *) |
| module sky130_fd_io__top_sio ( |
| IN_H , |
| PAD_A_NOESD_H, |
| PAD , |
| DM , |
| HLD_H_N , |
| INP_DIS , |
| IN , |
| ENABLE_H , |
| OE_N , |
| SLOW , |
| VTRIP_SEL , |
| VINREF , |
| VOUTREF , |
| VREG_EN , |
| IBUF_SEL , |
| REFLEAK_BIAS , |
| PAD_A_ESD_0_H, |
| TIE_LO_ESD , |
| HLD_OVR , |
| OUT , |
| PAD_A_ESD_1_H |
| ); |
| |
| output IN_H ; |
| inout PAD_A_NOESD_H; |
| inout PAD ; |
| input [2:0] DM ; |
| input HLD_H_N ; |
| input INP_DIS ; |
| output IN ; |
| input ENABLE_H ; |
| input OE_N ; |
| input SLOW ; |
| input VTRIP_SEL ; |
| input VINREF ; |
| input VOUTREF ; |
| input VREG_EN ; |
| input IBUF_SEL ; |
| input REFLEAK_BIAS ; |
| inout PAD_A_ESD_0_H; |
| output TIE_LO_ESD ; |
| input HLD_OVR ; |
| input OUT ; |
| inout PAD_A_ESD_1_H; |
| |
| // Voltage supply signals |
| supply0 VSSIO ; |
| supply0 VSSIO_Q; |
| supply0 VSSD ; |
| supply1 VCCD ; |
| supply1 VDDIO ; |
| supply1 VCCHIB ; |
| supply1 VDDIO_Q; |
| |
| endmodule |
| |
| `default_nettype wire |
| `endif // SKY130_FD_IO__TOP_SIO_BLACKBOX_V |