Tony Kennedy
/
interrupt_experiment
Interrupt and Debounce program for Labs
main.cpp
- Committer:
- tonyk37
- Date:
- 2020-06-25
- Revision:
- 0:49ecc494fc69
File content as of revision 0:49ecc494fc69:
#include "mbed.h" #include "C12832.h" C12832 lcd(p5, p7, p6, p8, p11); InterruptIn joystickcenter(p14); InterruptIn button(p9); Timer debounce; DigitalOut led(LED1); DigitalOut flash(LED4); int x ; void flip() { led = !led; //toggles the led when the joystick is pressed. if (debounce.read_ms() > 3000 ) x = 1; debounce.reset(); } int main() { debounce.start(); joystickcenter.rise(&flip); // attach the function address to the rising edge button.mode(PullUp); // With this, no external pullup resistor needed button.rise(&flip); // attach the function address to the rising edge while(1) { // wait around, interrupts will interrupt this! flash = !flash; // turns LED4 on if off, off if on if (x == 1) { wait (0.20); lcd.printf("high"); x = 0; } wait(0.25); // the instruction to wait for a quarter-second } }