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ws2811BitBang.h
00001 //this is a very silly, platform-specific way of getting the timing right for the WS2811 chips. Obviously there are more thoughtful ways to solve this problem, but this was expedient 00002 00003 #ifndef WS2811BITBANG 00004 #define WS2811BITBANG 1 00005 #include "mbed.h" 00006 #define WAIT0H() asm volatile{nop;} 00007 #define WAIT0L() asm volatile{nop;\ 00008 nop;\ 00009 nop;\ 00010 nop;\ 00011 nop;\ 00012 nop;\ 00013 nop;\ 00014 nop;\ 00015 nop;\ 00016 nop;\ 00017 nop;\ 00018 nop;\ 00019 nop;\ 00020 nop;\ 00021 nop;\ 00022 nop;\ 00023 nop;\ 00024 nop;\ 00025 nop;\ 00026 nop;\ 00027 nop;\ 00028 nop;\ 00029 nop;\ 00030 nop;\ 00031 nop;\ 00032 nop;\ 00033 nop;\ 00034 nop;\ 00035 nop;\ 00036 nop;\ 00037 nop;\ 00038 nop;\ 00039 } 00040 00041 #define WAIT1L() WAIT0L() 00042 #define WAIT1H() asm volatile{\ 00043 nop;\ 00044 nop;\ 00045 nop;\ 00046 nop;\ 00047 nop;\ 00048 nop;\ 00049 nop;\ 00050 nop;\ 00051 nop;\ 00052 nop;\ 00053 nop;\ 00054 nop;\ 00055 nop;\ 00056 nop;\ 00057 nop;\ 00058 nop;\ 00059 nop;\ 00060 nop;\ 00061 nop;\ 00062 nop;\ 00063 nop;\ 00064 } 00065 00066 void sendBuffer(uint8_t* rgbBuf,size_t len,DigitalOut& ws2812Data); 00067 00068 #endif
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