| // SPDX-FileCopyrightText: 2022 Ryan M Price |
| // |
| // 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 |
| // |
| // http://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 |
| |
| module WaveTblSig #( |
| parameter A = 4 |
| , parameter D = 16 |
| ) ( |
| input [A-1:0] address |
| , output reg [D-1:0] sigA |
| , output reg [D-1:0] sigB |
| ); |
| |
| always @* |
| case(address) |
| 4'h0 : sigA = 16'h1000; |
| 4'h1 : sigA = 16'h0000; |
| 4'h2 : sigA = 16'h1000; |
| 4'h3 : sigA = 16'h2000; |
| 4'h4 : sigA = 16'h0000; |
| 4'h5 : sigA = 16'h2000; |
| 4'h6 : sigA = 16'h0400; |
| 4'h7 : sigA = 16'h0000; |
| 4'h8 : sigA = 16'h0400; |
| 4'h9 : sigA = 16'h1234; |
| 4'ha : sigA = 16'h0000; |
| 4'hb : sigA = 16'h1234; |
| 4'hc : sigA = 16'h1000; |
| 4'hd : sigA = 16'h1000; |
| 4'he : sigA = 16'h1000; |
| 4'hf : sigA = 16'h1000; |
| endcase |
| |
| always @* |
| case(address) |
| 4'h0 : sigB = 16'h0000; |
| 4'h1 : sigB = 16'h1000; |
| 4'h2 : sigB = 16'h1000; |
| 4'h3 : sigB = 16'h0000; |
| 4'h4 : sigB = 16'h2000; |
| 4'h5 : sigB = 16'h2000; |
| 4'h6 : sigB = 16'h0000; |
| 4'h7 : sigB = 16'h0400; |
| 4'h8 : sigB = 16'h0400; |
| 4'h9 : sigB = 16'h0000; |
| 4'ha : sigB = 16'h1234; |
| 4'hb : sigB = 16'h1234; |
| 4'hc : sigB = 16'h0000; |
| 4'hd : sigB = 16'h0000; |
| 4'he : sigB = 16'h0000; |
| 4'hf : sigB = 16'h0000; |
| endcase |
| |
| endmodule |
