main.cpp

00001 #include "mbed.h"
00002 #include "greentea-client/test_env.h"
00003 #include "rtos.h"
00004 
00005 #if defined(MBED_RTOS_SINGLE_THREAD)
00006   #error [NOT_SUPPORTED] test not supported
00007 #endif
00008 
00009 int total_ticks = 10;
00010 volatile int current_tick = 0;
00011 
00012 DigitalOut LEDs[4] = {
00013     DigitalOut(LED1), DigitalOut(LED2), DigitalOut(LED3), DigitalOut(LED4)
00014 };
00015 
00016 void blink(void const *n) {
00017     static int blink_counter = 0;
00018     const int led_id = int(n);
00019     LEDs[led_id] = !LEDs[led_id];
00020     if (++blink_counter == 75 && current_tick <= total_ticks) {
00021         greentea_send_kv("tick", current_tick++);
00022         blink_counter = 0;
00023     }
00024 }
00025 
00026 int main(void) {
00027     GREENTEA_SETUP(total_ticks + 5, "timing_drift_auto");
00028 
00029     RtosTimer led_1_timer(blink, osTimerPeriodic, (void *)0);
00030     RtosTimer led_2_timer(blink, osTimerPeriodic, (void *)1);
00031     RtosTimer led_3_timer(blink, osTimerPeriodic, (void *)2);
00032     RtosTimer led_4_timer(blink, osTimerPeriodic, (void *)3);
00033 
00034     led_1_timer.start(200);
00035     led_2_timer.start(100);
00036     led_3_timer.start(50);
00037     led_4_timer.start(25);
00038     
00039     while(current_tick <= total_ticks) {
00040         Thread::wait(10);
00041     }
00042     
00043     led_4_timer.stop();
00044     led_3_timer.stop();
00045     led_2_timer.stop();
00046     led_1_timer.stop();
00047     
00048     GREENTEA_TESTSUITE_RESULT(1);
00049 
00050     Thread::wait(osWaitForever);
00051 }