interr.c

Go to the documentation of this file.

 
// Include headers of different port elements:
#include "stm32f4xx.h"
#include "port_system.h"
#include "port_led.h"
#include "port_temp_sensor.h"
 
//------------------------------------------------------
// INTERRUPT SERVICE ROUTINES
//------------------------------------------------------
void SysTick_Handler(void)
{
  port_system_set_millis(port_system_get_millis() + 1);
}
 
void TIM2_IRQHandler(void)
{
  // Start the ADC conversion
  port_system_adc_start_conversion(temp_sensor_thermostat.p_adc, temp_sensor_thermostat.pin);
  
  TIM2->SR &= ~TIM_SR_UIF; // Clear the update interrupt flag
}
 
void ADC_IRQHandler(void)
{
  // Identify if the ADC that generated the interrupt is the same as the temperature sensor
  if (temp_sensor_thermostat.p_adc->SR & ADC_SR_EOC)
  {
    // Read the temperature sensor value
    port_temp_sensor_save_adc_value(&temp_sensor_thermostat, temp_sensor_thermostat.p_adc->DR);
    
    // Clear the ADC interrupt flag
    temp_sensor_thermostat.p_adc->SR &= ~ADC_SR_EOC;
  }
}