hacdc-wiki/Electronics/FPGAExercise10code.md

Counter module to be used with the Spartan 3E Board tutorial.

module counter(clock, count_out);
input clock;
output [3:0] count_out;
reg [3:0] count_int=0;
reg [26:0] t=0;

always @(posedge clock)
if (t==4)
    begin
        count_int <= count_int + 1;
        t=0;
    end
else
    t=t+1;

assign count_out=count_int;

endmodule

Category:FPGAWorkshop