Sound : LED = 1:1 param "1" never go upper 15, under 0
Dependencies: C12832 mbed-rtos mbed
Fork of app-board-Speaker by
main.cpp@0:f86c572491c3, 2012-10-15 (annotated)
- Committer:
- chris
- Date:
- Mon Oct 15 12:19:12 2012 +0000
- Revision:
- 0:f86c572491c3
- Child:
- 1:0a08d26b011a
Example program from the mbed application board, showing the RGB LED cycling through all colours.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
chris | 0:f86c572491c3 | 1 | #include "mbed.h" |
chris | 0:f86c572491c3 | 2 | |
chris | 0:f86c572491c3 | 3 | PwmOut r (p23); |
chris | 0:f86c572491c3 | 4 | PwmOut g (p24); |
chris | 0:f86c572491c3 | 5 | PwmOut b (p25); |
chris | 0:f86c572491c3 | 6 | |
chris | 0:f86c572491c3 | 7 | int main() |
chris | 0:f86c572491c3 | 8 | { |
chris | 0:f86c572491c3 | 9 | r.period(0.001); |
chris | 0:f86c572491c3 | 10 | while(1) { |
chris | 0:f86c572491c3 | 11 | for(float i = 0.0; i < 1.0 ; i += 0.001) { |
chris | 0:f86c572491c3 | 12 | float p = 3 * i; |
chris | 0:f86c572491c3 | 13 | r = 1.0 - ((p < 1.0) ? 1.0 - p : (p > 2.0) ? p - 2.0 : 0.0); |
chris | 0:f86c572491c3 | 14 | g = 1.0 - ((p < 1.0) ? p : (p > 2.0) ? 0.0 : 2.0 - p); |
chris | 0:f86c572491c3 | 15 | b = 1.0 - ((p < 1.0) ? 0.0 : (p > 2.0) ? 3.0 - p : p - 1.0); ; |
chris | 0:f86c572491c3 | 16 | wait (0.01); |
chris | 0:f86c572491c3 | 17 | } |
chris | 0:f86c572491c3 | 18 | } |
chris | 0:f86c572491c3 | 19 | } |