Jan Boerman
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ButtonBrightness
brightness of the led controlled by two buttons
Diff: main.cpp
- Revision:
- 0:19aacd50bf59
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Mon Sep 26 09:46:00 2016 +0000 @@ -0,0 +1,25 @@ +#include "mbed.h" + +PwmOut led(D3); + +InterruptIn but1(D5); +InterruptIn but2(D4); + +volatile float brightness = 0.0f; + +void increaseBrightness() { + brightness = brightness + 0.1f > 1.0f ? 1.0f : brightness + 0.1f; + led.write(brightness); +} + +void decreaseBrightness() { + brightness = brightness - 0.1f < 0.0f ? 0.0f : brightness - 0.1f; + led.write(brightness); +} + +int main() +{ + but1.fall(increaseBrightness); + but2.fall(decreaseBrightness); + while (true); +} \ No newline at end of file