Sudip Mandal
/
LEDBrightnesscontrol
brightness control of led by PWM Technic
Diff: main.cpp
- Revision:
- 0:366ff44cdee8
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Nov 03 06:50:30 2016 +0000 @@ -0,0 +1,16 @@ +#include "mbed.h" +DigitalIn ButtonUp(p5,PullUp); +DigitalIn ButtonDown(p6,PullUp); +PwmOut led(p26); +int val=0; +int main() { + while(1) { + if((ButtonUp==1)&&(val<255)) + {wait_ms(10); + val++;} + else if((ButtonDown==1)&&(val>0)) + {wait_ms(10); + val--;} + val=led; + } +}