Update ColorChord for the ESP8266

embedded8266/user/ws2812_i2s.h

@@ -0,0 +1,20 @@
+#ifndef _I2S_TEST
+#define _I2S_TEST
+
+//Stuff that should be for the header:
+
+#include <c_types.h>
+
+//Parameters for the I2S DMA behaviour
+//#define I2SDMABUFCNT (2)			//Number of buffers in the I2S circular buffer
+//#define I2SDMABUFLEN (32*2)		//Length of one buffer, in 32-bit words.
+
+//NOTE: Blocksize MUST be divisible by 4.  Cannot exceed 4092
+//Each LED takes up 12 block bytes.
+#define WS_BLOCKSIZE 4000
+
+void ICACHE_FLASH_ATTR ws2812_init();
+void ws2812_push( uint8_t * buffer, uint16_t buffersize ); //Buffersize = Nr LEDs * 3
+
+#endif
+