blob: f3364fafe626da00fac3952680177b67a5feb240 [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_HVL__UDP_DLATCH_PR_TB_V
`define SKY130_FD_SC_HVL__UDP_DLATCH_PR_TB_V
/**
* udp_dlatch$PR: D-latch, gated clear direct / gate active high
* (Q output UDP)
*
* Autogenerated test bench.
*
* WARNING: This file is autogenerated, do not modify directly!
*/
`timescale 1ns / 1ps
`default_nettype none
`include "sky130_fd_sc_hvl__udp_dlatch_pr.v"
module top();
// Inputs are registered
reg D;
reg RESET;
// Outputs are wires
wire Q;
initial
begin
// Initial state is x for all inputs.
D = 1'bX;
RESET = 1'bX;
#20 D = 1'b0;
#40 RESET = 1'b0;
#60 D = 1'b1;
#80 RESET = 1'b1;
#100 D = 1'b0;
#120 RESET = 1'b0;
#140 RESET = 1'b1;
#160 D = 1'b1;
#180 RESET = 1'bx;
#200 D = 1'bx;
end
// Create a clock
reg GATE;
initial
begin
GATE = 1'b0;
end
always
begin
#5 GATE = ~GATE;
end
sky130_fd_sc_hvl__udp_dlatch$PR dut (.D(D), .RESET(RESET), .Q(Q), .GATE(GATE));
endmodule
`default_nettype wire
`endif // SKY130_FD_SC_HVL__UDP_DLATCH_PR_TB_V