successful test of module omdazz_WS2812b.v

Reviewed-on: #3

omdazz_WS2812b.v

@@ -2,8 +2,10 @@ module omdazz_WS2812b #(
     parameter integer WS2812_NUM   = 10 - 1,
     parameter integer WS2812_WIDTH = 24,
     parameter integer CLK_FRE      = 50_000_000
+	 //parameter [WS2812_NUM:0] LED_MASK 
 )(
     input  wire CLOCK_50,
+	 input  wire [WS2812_NUM-1:0] LED_MASK,
     output reg  WS2812 
 );
 
@@ -27,6 +29,10 @@ reg [ 8:0] data_send   = 0; // amount of data words sent // increase it for larg
 reg [31:0] clk_count   = 0; // delay control
 reg [23:0] WS2812_data = 24'd1; // WS2812 color data
 
+wire send_bit;
+assign send_bit = WS2812_data[bit_send] & LED_MASK[data_send];
+//assign send_bit = (data_send == 0) ? WS2812_data[bit_send] : 1'b0;
+
 always@(posedge CLOCK_50)
 	case (state)
 		RESET:begin
@@ -59,7 +65,7 @@ always@(posedge CLOCK_50)
 		BIT_SEND_HIGH:begin
 			WS2812 <= 1;
 
-			if (WS2812_data[bit_send]) 
+			if (send_bit) 
 				if (clk_count < DELAY_1_HIGH)
 					clk_count <= clk_count + 1;
 				else begin
@@ -78,7 +84,7 @@ always@(posedge CLOCK_50)
 		BIT_SEND_LOW:begin
 			WS2812 <= 0;
 
-			if (WS2812_data[bit_send]) 
+			if (send_bit) 
 				if (clk_count < DELAY_1_LOW) 
 					clk_count <= clk_count + 1;
 				else begin

output_file.map

@@ -6,6 +6,6 @@ Page_0		0x00000000		0x00059D8A
 
 Notes:
 
-- Data checksum for this conversion is 0x1A5EBC7A
+- Data checksum for this conversion is 0x1A5DDC5D
 
 - All the addresses in this file are byte addresses

top.v

@@ -1,14 +1,38 @@
 module top(
     input  wire CLOCK_50,
-    input  wire [4:4] D_INP,
     output wire WS2812_OUT
 );
 
+    localparam integer LED_NUM       = 10;
+    localparam integer TICK_1SEC     = 50_000_000;
+    localparam integer COUNTER_WIDTH = 26;
+
+    reg [COUNTER_WIDTH-1:0] sec_count;
+    reg [LED_NUM-1:0]       led_mask;
+
+    initial begin
+        sec_count = 0;
+        led_mask  = 10'b0000000001;
+    end
+
+    always @(posedge CLOCK_50) begin
+        if (sec_count == TICK_1SEC - 1) begin
+            sec_count <= 0;
+
+            // LED0 -> LED1 -> ... -> LED9 -> LED0
+            led_mask <= {led_mask[LED_NUM-2:0], led_mask[LED_NUM-1]};
+        end
+        else begin
+            sec_count <= sec_count + 1'b1;
+        end
+    end
+
     omdazz_WS2812b #(
-        .WS2812_NUM(10 - 1),
+        .WS2812_NUM(LED_NUM),
-        .CLK_FRE(50_000_000)
+        .CLK_FRE     (50_000_000)
     ) u_ws2812 (
         .CLOCK_50(CLOCK_50),
+        .LED_MASK(led_mask),
         .WS2812  (WS2812_OUT)
     );