tool/mbed/mbed-sdk/libraries/tests/rtos/mbed/basic/main.cpp

   1 #include "mbed.h"
   2 #include "test_env.h"
   3 #include "rtos.h"
   4
   5 /*
   6  * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
   7  * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
   8  * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
   9  */
  10 #if defined(TARGET_STM32L053R8) || defined(TARGET_STM32L053C8)
  11 #define STACK_SIZE DEFAULT_STACK_SIZE/4
  12 #else
  13 #define STACK_SIZE DEFAULT_STACK_SIZE
  14 #endif
  15
  16 void print_char(char c = '*') {
  17     printf("%c", c);
  18     fflush(stdout);
  19 }
  20
  21 DigitalOut led1(LED1);
  22 DigitalOut led2(LED2);
  23
  24 void led2_thread(void const *argument) {
  25     while (true) {
  26         led2 = !led2;
  27         Thread::wait(1000);
  28         print_char();
  29     }
  30 }
  31
  32 int main() {
  33     MBED_HOSTTEST_TIMEOUT(15);
  34     MBED_HOSTTEST_SELECT(wait_us_auto);
  35     MBED_HOSTTEST_DESCRIPTION(Basic thread);
  36     MBED_HOSTTEST_START("RTOS_1");
  37
  38     Thread thread(led2_thread, NULL, osPriorityNormal, STACK_SIZE);
  39
  40     while (true) {
  41         led1 = !led1;
  42         Thread::wait(500);
  43     }
  44 }