module demo ( | |
input wire CLK_IN, | |
output wire R_LED | |
); | |
parameter time1 = 30'd12_000_000; | |
reg led_state; | |
reg [29:0] count; | |
always @(posedge CLK_IN)begin | |
if(count == time1)begin | |
count<= 30'd0; | |
led_state <= ~led_state; | |
end | |
else | |
count <= count + 1'b1; | |
end | |
assign R_LED = led_state; | |
endmodule |