| // Copyright 2020-2022 F4PGA 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 | |
| // | |
| // 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 mac_unit ( | |
| a, | |
| b, | |
| out | |
| ); | |
| parameter DATA_WIDTH = 16; | |
| input [DATA_WIDTH - 1 : 0] a, b; | |
| output [2*DATA_WIDTH - 1 : 0] out; | |
| assign out = a * b + out; | |
| endmodule | |