yosys/manual/PRESENTATION_Intro/counter.v
2014-01-29 12:15:38 +01:00

12 lines
190 B
Verilog

module counter (clk, rst, en, count);
input clk, rst, en;
output reg [1:0] count;
always @(posedge clk)
if (rst)
count <= 2'd0;
else if (en)
count <= count + 2'd1;
endmodule