cells/nor2b/sky130_fd_sc_hdll__nor2b.behavioral.v

/*
 * 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_HDLL__NOR2B_BEHAVIORAL_V
`define SKY130_FD_SC_HDLL__NOR2B_BEHAVIORAL_V

/**
 * nor2b: 2-input NOR, first input inverted.
 *
 *        Y = !(A | B | C | !D)
 *
 * Verilog simulation functional model.
 */

`timescale 1ns / 1ps
`default_nettype none

`celldefine
module sky130_fd_sc_hdll__nor2b (
    Y  ,
    A  ,
    B_N
);

    // Module ports
    output Y  ;
    input  A  ;
    input  B_N;

    // Module supplies
    supply1 VPWR;
    supply0 VGND;
    supply1 VPB ;
    supply0 VNB ;

    // Local signals
    wire not0_out  ;
    wire and0_out_Y;

    //  Name  Output      Other arguments
    not not0 (not0_out  , A              );
    and and0 (and0_out_Y, not0_out, B_N  );
    buf buf0 (Y         , and0_out_Y     );

endmodule
`endcelldefine

`default_nettype wire
`endif  // SKY130_FD_SC_HDLL__NOR2B_BEHAVIORAL_V