C++ (Cpp) adc_select_clock_source_mck Beispiele

Beispiel #1

Datei: platform_adc.c Projekt: SmartArduino/MICO-1

OSStatus platform_adc_init( const platform_adc_t* adc, uint32_t sample_cycle )
{
  OSStatus    err = kNoErr;
  struct adc_config adc_cfg;
  UNUSED_PARAMETER(sample_cycle);

  platform_mcu_powersave_disable();
  
  require_action_quiet( adc != NULL, exit, err = kParamErr);
  
  if( initialized != true )
  {
    adc_enable();
    
    adc_select_clock_source_mck(ADC);
    
    adc_get_config_defaults(&adc_cfg);
    
    adc_init(ADC, &adc_cfg);
    
    adc_set_trigger(ADC, ADC_TRIG_SW);
    
     adc_set_resolution(ADC, adc->resolution);
    
    initialized = true;
  }
  
exit:
  platform_mcu_powersave_enable();
  return err;
}

Beispiel #2

/**
 * \brief Configure the ADC for the light sensor.
 */
static void configure_adc(void)
{
	struct adc_config adc_cfg;

	/* Configure ADC pin for light sensor. */
	gpio_configure_pin(LIGHT_SENSOR_GPIO, LIGHT_SENSOR_FLAGS);

	/* Enable ADC clock. */
	pmc_enable_periph_clk(ID_ADC);

	/* Configure ADC. */
	adc_enable();
#if SAMG55
	adc_select_clock_source_mck(ADC);
#endif
	adc_get_config_defaults(&adc_cfg);
	adc_init(ADC, &adc_cfg);
	adc_channel_enable(ADC, ADC_CHANNEL_0);
	adc_set_trigger(ADC, ADC_TRIG_SW);
}