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`timescale 1ns / 100ps module counter_8 ( clock, enable, count ); parameter BIT_SZ = 8; input clock; input enable; output [BIT_SZ-1:0] count; reg[BIT_SZ-1:0] count; initial count = 0; always @ (posedge clock) if (enable == 1'b1) count <= count + 1'b1; endmodule