adc.c File Reference

Analog-to-Digital Converter (ADC/ADC12B) driver for SAM.

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

#include "adc.h"
#include <status_codes.h>

Macros
#define	ADC_WPMR_WPKEY_PASSWD   ADC_WPMR_WPKEY(0x414443u)

Functions
void	adc_check (Adc *p_adc, const uint32_t ul_mck)
	Check ADC configurations. More...
void	adc_configure_power_save (Adc *p_adc, const uint8_t uc_sleep, const uint8_t uc_fwup)
	Configures ADC power saving mode. More...
void	adc_configure_sequence (Adc *p_adc, const enum adc_channel_num_t ch_list[], uint8_t uc_num)
	Configure conversion sequence. More...
void	adc_configure_timing (Adc *p_adc, const uint8_t uc_tracking, const enum adc_settling_time_t settling, const uint8_t uc_transfer)
	Configure ADC timing. More...
void	adc_configure_trigger (Adc *p_adc, const enum adc_trigger_t trigger, uint8_t uc_freerun)
	Configure conversion trigger and free run mode. More...
void	adc_configure_ts_comparison (Adc *p_adc, enum adc_temp_cmp_mode mode, uint16_t low_threshold, uint16_t high_threshold)
	Configure temperature sensor comparison. More...
void	adc_disable_all_channel (Adc *p_adc)
	Disable all ADC channel. More...
void	adc_disable_anch (Adc *p_adc)
	Disable analog change. More...
void	adc_disable_channel (Adc *p_adc, const enum adc_channel_num_t adc_ch)
	Disable the specified ADC channel. More...
void	adc_disable_channel_differential_input (Adc *p_adc, const enum adc_channel_num_t channel)
	Disable differential input for the specified channel. More...
void	adc_disable_channel_input_offset (Adc *p_adc, const enum adc_channel_num_t channel)
	Disable analog signal offset for the specified channel. More...
void	adc_disable_interrupt (Adc *p_adc, const uint32_t ul_source)
	Disable ADC interrupts. More...
void	adc_disable_tag (Adc *p_adc)
	Disable TAG option. More...
void	adc_disable_ts (Adc *p_adc)
	Turn off temperature sensor. More...
void	adc_enable_all_channel (Adc *p_adc)
	Enable all ADC channels. More...
void	adc_enable_anch (Adc *p_adc)
	Enable analog change. More...
void	adc_enable_channel (Adc *p_adc, const enum adc_channel_num_t adc_ch)
	Enable the specified ADC channel. More...
void	adc_enable_channel_differential_input (Adc *p_adc, const enum adc_channel_num_t channel)
	Enable differential input for the specified channel. More...
void	adc_enable_channel_input_offset (Adc *p_adc, const enum adc_channel_num_t channel)
	Enable analog signal offset for the specified channel. More...
void	adc_enable_interrupt (Adc *p_adc, const uint32_t ul_source)
	Enable ADC interrupts. More...
void	adc_enable_tag (Adc *p_adc)
	Enable TAG option so that the number of the last converted channel can be indicated. More...
void	adc_enable_ts (Adc *p_adc)
	Turn on temperature sensor. More...
uint32_t	adc_get_actual_adc_clock (const Adc *p_adc, const uint32_t ul_mck)
	Return the actual ADC clock. More...
uint32_t	adc_get_channel_status (const Adc *p_adc, const enum adc_channel_num_t adc_ch)
	Read the ADC channel status. More...
uint32_t	adc_get_channel_value (const Adc *p_adc, const enum adc_channel_num_t adc_ch)
	Read the ADC result data of the specified channel. More...
uint32_t	adc_get_comparison_mode (const Adc *p_adc)
	Get comparison mode. More...
uint32_t	adc_get_interrupt_mask (const Adc *p_adc)
	Read ADC interrupt mask. More...
uint32_t	adc_get_latest_value (const Adc *p_adc)
	Read the last ADC result data. More...
uint32_t	adc_get_overrun_status (const Adc *p_adc)
	Get ADC interrupt and overrun error status. More...
Pdc *	adc_get_pdc_base (const Adc *p_adc)
	Get PDC registers base address. More...
uint32_t	adc_get_status (const Adc *p_adc)
	Get ADC interrupt and overrun error status. More...
enum adc_channel_num_t	adc_get_tag (const Adc *p_adc)
	Indicate the last converted channel. More...
uint32_t	adc_get_writeprotect_status (const Adc *p_adc)
	Indicate write protect status. More...
uint32_t	adc_init (Adc *p_adc, const uint32_t ul_mck, const uint32_t ul_adc_clock, const enum adc_startup_time startup)
	Initialize the given ADC with the specified ADC clock and startup time. More...
void	adc_reset (Adc *p_adc)
	Reset ADC. More...
void	adc_set_averaging_trigger (Adc *p_adc, bool multi)
	Set digital averaging trigger. More...
void	adc_set_bias_current (Adc *p_adc, const uint8_t uc_ibctl)
	Adapt performance versus power consumption. More...
void	adc_set_calibmode (Adc *p_adc)
	Set ADC auto calibration mode. More...
void	adc_set_channel_input_gain (Adc *p_adc, const enum adc_channel_num_t channel, const enum adc_gainvalue_t gain)
	Configure input gain for the specified channel. More...
void	adc_set_comparison_channel (Adc *p_adc, const enum adc_channel_num_t channel)
	Configure comparison selected channel. More...
void	adc_set_comparison_filter (Adc *p_adc, uint8_t filter)
	Set comparison filter. More...
void	adc_set_comparison_mode (Adc *p_adc, const uint8_t uc_mode)
	Configure comparison mode. More...
void	adc_set_comparison_window (Adc *p_adc, const uint16_t us_low_threshold, const uint16_t us_high_threshold)
	Configure ADC compare window. More...
enum status_code	adc_set_internal_reference_voltage (Adc *p_adc, struct adc_internal_ref *ref)
	Set ADC analog control(internal reference voltage). More...
void	adc_set_resolution (Adc *p_adc, const enum adc_resolution_t resolution)
	Configure the conversion resolution. More...
void	adc_set_writeprotect (Adc *p_adc, const uint32_t ul_enable)
	Enable or disable write protection of ADC registers. More...
void	adc_start (Adc *p_adc)
	Start analog-to-digital conversion. More...
void	adc_start_sequencer (Adc *p_adc)
	Enable conversion sequencer. More...
void	adc_stop_sequencer (Adc *p_adc)
	Disable conversion sequencer. More...
static uint32_t	calcul_startup (const uint32_t ul_startup)
	calcul_startup More...