Index: /sandbox/MultiChannelUSB/pwm.v
===================================================================
--- /sandbox/MultiChannelUSB/pwm.v	(revision 150)
+++ /sandbox/MultiChannelUSB/pwm.v	(revision 150)
@@ -0,0 +1,31 @@
+module pwm
+	(
+		input	wire			clock,
+		input	wire	[47:0]	cfg_data,
+		output	wire	[3:0]	out_data
+
+	);
+
+	reg		[12:0]	int_data_reg [3:0];
+	wire	[11:0]	cfg_data_wire [3:0];
+
+	integer i;
+	genvar j;
+
+	always @ (posedge clock)
+	begin
+		for(i = 0; i <= 3; i = i + 1)
+		begin
+			int_data_reg[i] <= {1'b0, int_data_reg[i][11:0]} + {1'b0, cfg_data_wire[i]};
+		end
+	end
+
+	generate
+		for (j = 0; j <= 3; j = j + 1)
+		begin : PWM_DATA
+			assign cfg_data_wire[j] = cfg_data[j*12+11:j*12];
+			assign out_data[j] = int_data_reg[j][12] ? 1'bz : 1'b0;
+		end
+	endgenerate
+
+endmodule