adc_example1_gfx.c File Reference

AVR XMEGA Analog to Digital Converter Driver Example 1.

Copyright (c) 2011-2018 Microchip Technology Inc. and its subsidiaries.

#include <asf.h>
#include <stdio.h>
#include <conf_example.h>

Functions
static void	adc_handler (ADC_t *adc, uint8_t ch_mask, adc_result_t result)
	Callback function for ADC interrupts. More...
int	main (void)

Variables
static volatile int16_t	last_temperature
	The latest, computed temperature. More...

static void adc_handler ( ADC_t *  adc, uint8_t  ch_mask, adc_result_t  result  )

static

Callback function for ADC interrupts.

Parameters

adc	Pointer to ADC module.
ch_mask	ADC channel mask.
result	Conversion result from ADC channel.

References adc_start_conversion(), gfx_mono_draw_filled_rect, gfx_mono_draw_string(), GFX_PIXEL_CLR, last_temperature, OUTPUT_STR_SIZE, and sysfont.

Referenced by main().

int main

(

void

)

References ADC_CH0, adc_enable(), adc_enable_internal_input(), adc_handler(), ADC_INT_TEMPSENSE, adc_read_configuration(), ADC_REF_VCC, ADC_RES_12, adc_set_callback(), adc_set_clock_rate(), adc_set_conversion_parameters(), adc_set_conversion_trigger(), ADC_SIGN_ON, adc_start_conversion(), ADC_TRIG_MANUAL, adc_write_configuration(), adcch_enable_interrupt(), ADCCH_MODE_COMPLETE, ADCCH_NEG_NONE, ADCCH_POS_PIN1, adcch_read_configuration(), adcch_set_input(), adcch_set_interrupt_mode(), adcch_write_configuration(), board_init(), cpu_irq_enable, gfx_mono_init, ioport_set_pin_high(), irq_initialize_vectors, sleepmgr_enter_sleep(), sleepmgr_init(), and sysclk_init().

volatile int16_t last_temperature

static

The latest, computed temperature.

Referenced by adc_handler().