From 962196ef1d0036b749da374ec5c5c79e989a256f Mon Sep 17 00:00:00 2001
From: Zaltora <lilian.marazano@gmail.com>
Date: Sat, 2 Dec 2017 10:37:52 +0100
Subject: [PATCH] color and timing (ws2812_i2s) (#493)

---
 examples/ws2812_i2s/ws2812_i2s_colour_loop.c |  2 +-
 extras/ws2812_i2s/ws2812_i2s.h               | 13 ++++++++-----
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/examples/ws2812_i2s/ws2812_i2s_colour_loop.c b/examples/ws2812_i2s/ws2812_i2s_colour_loop.c
index c5b5411..b28f83b 100644
--- a/examples/ws2812_i2s/ws2812_i2s_colour_loop.c
+++ b/examples/ws2812_i2s/ws2812_i2s_colour_loop.c
@@ -41,7 +41,7 @@ static int fix_index(int index)
 
 static ws2812_pixel_t next_colour()
 {
-    ws2812_pixel_t colour = {0, 0, 0, 0};
+    ws2812_pixel_t colour = { {0, 0, 0, 0} };
     colour.red = rand() % 256;
     colour.green = rand() % 256;
     colour.blue = rand() % 256;
diff --git a/extras/ws2812_i2s/ws2812_i2s.h b/extras/ws2812_i2s/ws2812_i2s.h
index 16956dc..ffb2701 100644
--- a/extras/ws2812_i2s/ws2812_i2s.h
+++ b/extras/ws2812_i2s/ws2812_i2s.h
@@ -31,11 +31,14 @@
 extern "C" {
 #endif
 
-typedef struct {
-    uint8_t red;
-    uint8_t green;
-    uint8_t blue;
-    uint8_t white;
+typedef union {
+    struct {
+        uint8_t blue; //LSB
+        uint8_t green;
+        uint8_t red;
+        uint8_t white;
+    };
+    uint32_t color; // 0xWWRRGGBB
 } ws2812_pixel_t;
 
 typedef enum {