生成用门电路描述的8位二进制除法器的Verilog代码
时间: 2023-05-25 18:01:34 浏览: 49
A:
module div8bit (input [7:0] dividend, input [7:0] divisor, output reg [7:0] quotient, output reg [7:0] remainder, output reg done);
reg [7:0] sub;
reg [7:0] shifted_divisor;
reg [3:0] counter;
assign shifted_divisor = divisor << counter;
always @ (posedge clk) begin
if (reset) begin
quotient <= 0;
remainder <= 0;
done <= 0;
counter <= 0;
end else begin
sub <= dividend - shifted_divisor;
if (sub >= 0) begin
quotient[counter] <= 1;
dividend <= sub;
end else begin
quotient[counter] <= 0;
end
counter <= counter + 1;
shifted_divisor <= divisor << counter;
end
if (counter == 8) begin
remainder <= dividend;
done <= 1;
counter <= 0;
end
end
endmodule