main.cpp

00001 #include "mbed.h"
00002 
00003 PwmOut r (LED1);
00004 PwmOut g (LED2);
00005 PwmOut b (LED3);
00006 
00007 
00008 float RGB_Colour[3];
00009 
00010 
00011 int main()
00012 {
00013     r.period(0.001);
00014 
00015 
00016     while(1) {
00017 
00018 
00019         RGB_Colour[0] = 1.0;   // start with red
00020         RGB_Colour[1] = 0.0;
00021         RGB_Colour[2] = 0.0;
00022 
00023         for (int DEC_Colour = 0; DEC_Colour < 3; DEC_Colour += 1) {
00024             int INC_Colour = DEC_Colour == 2 ? 0 : DEC_Colour + 1;
00025 
00026             // cross-fade the two colors.
00027             for(float i = 0.0; i < 1.0 ; i += 0.001) {
00028                 RGB_Colour[DEC_Colour] -= 0.001;
00029                 RGB_Colour[INC_Colour] += 0.001;
00030 
00031                 r = 1.0-RGB_Colour[0];
00032                 g = 1.0-RGB_Colour[1];
00033                 b = 1.0-RGB_Colour[2];
00034 
00035                 wait(0.001);
00036             }
00037         }
00038     }
00039 
00040 }