Kevin Sullivan / Mbed 2 deprecated labQ2_3

Q2_3 indicating vevel of led

Dependencies:   mbed C12832

main.cpp@3:3946e355bcab, 2020-08-05 (annotated)

Committer:
kevinsullivan
Date:
Wed Aug 05 19:00:05 2020 +0000
Revision:
3:3946e355bcab
Parent:
2:2ff289a7fba1 
interrupt

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kevinsullivan 0:d730f0a5befb 1 #include "mbed.h"
kevinsullivan 0:d730f0a5befb 2 #include "C12832.h"
kevinsullivan 1:6757d2875f4f 3 Serial pc(USBTX, USBRX); // tx, rx
kevinsullivan 0:d730f0a5befb 4 InterruptIn joystickcenter(p14);
kevinsullivan 0:d730f0a5befb 5 InterruptIn wire(p9);
kevinsullivan 0:d730f0a5befb 6 DigitalOut led(LED1);
kevinsullivan 0:d730f0a5befb 7 DigitalOut flash(LED4);
kevinsullivan 0:d730f0a5befb 8 C12832 lcd(p5,p7,p6,p8,p11);
kevinsullivan 0:d730f0a5befb 9 int i;
kevinsullivan 0:d730f0a5befb 10 void flip()
kevinsullivan 0:d730f0a5befb 11 {
kevinsullivan 3:3946e355bcab 12 led = !led; // toggles the LED1 when the joystick button is pressed.
kevinsullivan 3:3946e355bcab 13 i=1;
kevinsullivan 0:d730f0a5befb 14 }
kevinsullivan 0:d730f0a5befb 15 int main()
kevinsullivan 0:d730f0a5befb 16 {
kevinsullivan 0:d730f0a5befb 17 joystickcenter.rise(&flip); // attach the function address to the rising edge
kevinsullivan 0:d730f0a5befb 18 wire.mode(PullUp); // With this, no external pullup resistor needed
kevinsullivan 0:d730f0a5befb 19 wire.rise(&flip); // attach the function address to the rising edge
kevinsullivan 0:d730f0a5befb 20 while(1) { // wait around, interrupts will interrupt this!
kevinsullivan 1:6757d2875f4f 21
kevinsullivan 0:d730f0a5befb 22 flash = !flash; // turns LED4 on if off, off if on
kevinsullivan 0:d730f0a5befb 23 wait(0.5); // the instruction to wait for half-second
kevinsullivan 0:d730f0a5befb 24 if(i==1) {
kevinsullivan 0:d730f0a5befb 25 lcd.locate(0,0);
kevinsullivan 3:3946e355bcab 26 lcd.printf("button press detected\n\r");
kevinsullivan 3:3946e355bcab 27 lcd.printf("LED1\n\r");
kevinsullivan 3:3946e355bcab 28 i=0;
kevinsullivan 3:3946e355bcab 29 }
kevinsullivan 0:d730f0a5befb 30 }
kevinsullivan 1:6757d2875f4f 31 }