tool/mbed/mbed-sdk/libraries/tests/mbed/interruptin_2/main.cpp

   1 #include "mbed.h"
   2
   3 #if defined(TARGET_LPC4088)
   4 InterruptIn button(p18);
   5 InterruptIn button1(p17);
   6 InterruptIn button2(p16);
   7 InterruptIn button3(p15);
   8 InterruptIn button4(p14);
   9 InterruptIn button5(p13);
  10 InterruptIn button6(p12);
  11 InterruptIn button7(p11);
  12 InterruptIn button8(p10);
  13 InterruptIn button9(p9);
  14 DigitalOut led(LED1);
  15 DigitalOut flash(LED4);
  16
  17 #elif defined(TARGET_LPC1114)
  18 InterruptIn button(p30); // SW2 (User switch)
  19 InterruptIn button1(p5);
  20 InterruptIn button2(p6);
  21 InterruptIn button3(p7);
  22 InterruptIn button4(p9);
  23 InterruptIn button5(p10);
  24 InterruptIn button6(p12);
  25 InterruptIn button7(p13);
  26 InterruptIn button8(p14);
  27 InterruptIn button9(p15);
  28 DigitalOut led(LED1);
  29 DigitalOut flash(LED2);
  30
  31 #else
  32 InterruptIn button(p30);
  33 InterruptIn button1(p29);
  34 InterruptIn button2(p28);
  35 InterruptIn button3(p27);
  36 InterruptIn button4(p26);
  37 InterruptIn button5(p25);
  38 InterruptIn button6(p24);
  39 InterruptIn button7(p23);
  40 InterruptIn button8(p22);
  41 InterruptIn button9(p21);
  42 DigitalOut led(LED1);
  43 DigitalOut flash(LED4);
  44 #endif
  45
  46 void flip() {
  47     led = !led;
  48 }
  49
  50 int main() {
  51     flash = 0;
  52     led = 0;
  53 #if defined(TARGET_LPC1114)
  54     button.mode(PullUp);
  55 #endif
  56     button.rise(&flip);  // attach the address of the flip function to the rising edge
  57     button1.rise(&flip);
  58     button2.rise(&flip);
  59     button3.rise(&flip);
  60     button4.rise(&flip);
  61     button5.rise(&flip);
  62     button6.rise(&flip);
  63     button7.rise(&flip);
  64     button8.rise(&flip);
  65     button9.rise(&flip);
  66
  67     while(1) {           // wait around, interrupts will interrupt this!
  68         flash = !flash;
  69         wait(0.25);
  70     }
  71 }