Selvakumar Samuel
/
IOTEX3
User Button Exercise
Diff: main.cpp
- Revision:
- 0:a6421446eab7
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Fri Jun 03 02:24:04 2022 +0000 @@ -0,0 +1,29 @@ +#include "mbed.h" +DigitalOut myled(LED1); + +InterruptIn button1(USER_BUTTON); +bool active = false; +void BUTTON_ISR(){ +active = !active; +} +int main() { +// Set up +button1.mode(PullUp); +button1.fall(&BUTTON_ISR); +while(1) { +if(active == true){ +myled = 1; // LED is ON +wait(0.2); // 200 ms +myled = 0; // LED is OFF +wait(0.2); +myled = 1; // LED is ON +wait(0.2); // 200 ms +myled = 0; // LED is OFF +wait(1.0); // 1 sec +} +else{ +myled = 0; +} +__wfi(); //Wait for interruptions +} +}