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

   1 #include "mbed.h"
   2 #include "test_env.h"
   3
   4 Timeout timer;
   5 DigitalOut led(LED1);
   6
   7 namespace {
   8     const int MS_INTERVALS = 1000;
   9 }
  10
  11 void print_char(char c = '*') {
  12     printf("%c", c);
  13     fflush(stdout);
  14 }
  15
  16 void toggleOff(void);
  17
  18 void toggleOn(void) {
  19     static int toggle_counter = 0;
  20     if (toggle_counter == MS_INTERVALS) {
  21         led = !led;
  22         print_char();
  23         toggle_counter = 0;
  24     }
  25     toggle_counter++;
  26     timer.attach_us(toggleOff, 500);
  27 }
  28
  29 void toggleOff(void) {
  30     timer.attach_us(toggleOn, 500);
  31 }
  32
  33 int main() {
  34     MBED_HOSTTEST_TIMEOUT(15);
  35     MBED_HOSTTEST_SELECT(wait_us_auto);
  36     MBED_HOSTTEST_DESCRIPTION(Timeout Int us);
  37     MBED_HOSTTEST_START("MBED_24");
  38
  39     toggleOn();
  40
  41     while (1);
  42 }