blob: 467754ad2c11b9c9b315765f8b2d67651c958577 [file] [log] [blame]
/**
* 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__SDFXTP_TB_V
`define SKY130_FD_SC_HD__SDFXTP_TB_V
/**
* sdfxtp: Scan delay flop, non-inverted clock, single output.
*
* Autogenerated test bench.
*
* WARNING: This file is autogenerated, do not modify directly!
*/
`timescale 1ns / 1ps
`default_nettype none
`include "sky130_fd_sc_hd__sdfxtp.v"
module top();
// Inputs are registered
reg D;
reg SCD;
reg SCE;
reg VPWR;
reg VGND;
reg VPB;
reg VNB;
// Outputs are wires
wire Q;
initial
begin
// Initial state is x for all inputs.
D = 1'bX;
SCD = 1'bX;
SCE = 1'bX;
VGND = 1'bX;
VNB = 1'bX;
VPB = 1'bX;
VPWR = 1'bX;
#20 D = 1'b0;
#40 SCD = 1'b0;
#60 SCE = 1'b0;
#80 VGND = 1'b0;
#100 VNB = 1'b0;
#120 VPB = 1'b0;
#140 VPWR = 1'b0;
#160 D = 1'b1;
#180 SCD = 1'b1;
#200 SCE = 1'b1;
#220 VGND = 1'b1;
#240 VNB = 1'b1;
#260 VPB = 1'b1;
#280 VPWR = 1'b1;
#300 D = 1'b0;
#320 SCD = 1'b0;
#340 SCE = 1'b0;
#360 VGND = 1'b0;
#380 VNB = 1'b0;
#400 VPB = 1'b0;
#420 VPWR = 1'b0;
#440 VPWR = 1'b1;
#460 VPB = 1'b1;
#480 VNB = 1'b1;
#500 VGND = 1'b1;
#520 SCE = 1'b1;
#540 SCD = 1'b1;
#560 D = 1'b1;
#580 VPWR = 1'bx;
#600 VPB = 1'bx;
#620 VNB = 1'bx;
#640 VGND = 1'bx;
#660 SCE = 1'bx;
#680 SCD = 1'bx;
#700 D = 1'bx;
end
// Create a clock
reg CLK;
initial
begin
CLK = 1'b0;
end
always
begin
#5 CLK = ~CLK;
end
sky130_fd_sc_hd__sdfxtp dut (.D(D), .SCD(SCD), .SCE(SCE), .VPWR(VPWR), .VGND(VGND), .VPB(VPB), .VNB(VNB), .Q(Q), .CLK(CLK));
endmodule
`default_nettype wire
`endif // SKY130_FD_SC_HD__SDFXTP_TB_V