acc_example_canopus.c File Reference

Analog Comparator Controller (ACC) example for SAMV71/SAME70.

Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.

#include "asf.h"
#include "stdio_serial.h"
#include "conf_board.h"
#include "conf_clock.h"

Macros
#define	DACC_ANALOG_CONTROL
	Analog control value. More...
#define	DACC_CHANNEL_0   0
	The DAC Channel value. More...
#define	MAX_DIGITAL   (4095)
	The maximal digital value. More...
#define	STRING_EOL   "\r"
#define	STRING_HEADER
#define	VOLT_REF   (3300)
	Reference voltage for DACC,in mv. More...

Functions
void	ACC_Handler (void)
	Interrupt handler for the ACC. More...
static void	configure_console (void)
	Configure UART console. More...
static void	dsplay_menu (void)
	Display main menu. More...
static int16_t	get_input_voltage (void)
	Get voltage from user input, the input range is: (1/6)*ADVREF~(5/6)*ADVREF (mv) More...
int	main (void)
	ACC example application entry point. More...

#define DACC_ANALOG_CONTROL

Value:

(DACC_ACR_IBCTLCH0(0x02) \
                          | DACC_ACR_IBCTLCH1(0x02))

Analog control value.

Referenced by main().

#define DACC_CHANNEL_0   0

The DAC Channel value.

Referenced by main().

#define MAX_DIGITAL   (4095)

The maximal digital value.

Referenced by main().

#define STRING_EOL   "\r"

#define STRING_HEADER

Value:

"-- ACC IRQ Example  --\r\n" \
        "-- "BOARD_NAME" --\r\n" \
        "-- Compiled: "__DATE__" "__TIME__" --"STRING_EOL

Referenced by main().

#define VOLT_REF   (3300)

Reference voltage for DACC,in mv.

Referenced by get_input_voltage(), and main().

void ACC_Handler

(

void

)

Interrupt handler for the ACC.

References acc_get_comparison_result(), and acc_get_interrupt_status().

static void configure_console ( void  )

static

Configure UART console.

References uart_rs232_options::baudrate, CONF_UART, CONF_UART_BAUDRATE, CONF_UART_CHAR_LENGTH, CONF_UART_PARITY, CONF_UART_STOP_BITS, CONSOLE_UART_ID, stdio_serial_init(), and sysclk_enable_peripheral_clock().

Referenced by main().

static void dsplay_menu ( void  )

static

Display main menu.

Referenced by main().

static int16_t get_input_voltage ( void  )

static

Get voltage from user input, the input range is: (1/6)*ADVREF~(5/6)*ADVREF (mv)

References CONSOLE_UART, usart_read(), and VOLT_REF.

Referenced by main().

int main

(

void

)

ACC example application entry point.

Returns

Unused (ANSI-C compatibility).

References acc_enable_interrupt(), acc_init(), afec_ch_get_config_defaults(), afec_ch_set_config(), afec_channel_enable(), afec_channel_get_value(), AFEC_CHANNEL_POTENTIOMETER, afec_channel_set_analog_offset(), afec_enable(), AFEC_GAINVALUE_0, afec_get_config_defaults(), afec_get_interrupt_status(), afec_init(), afec_set_trigger(), afec_start_software_conversion(), AFEC_TRIG_SW, board_init(), configure_console(), CONSOLE_UART, DACC_ANALOG_CONTROL, DACC_CHANNEL_0, dacc_disable_trigger(), dacc_enable_channel(), dacc_reset(), dacc_set_analog_control(), dacc_set_power_save(), dacc_set_transfer_mode(), dacc_write_conversion_data(), dsplay_menu(), afec_ch_config::gain, get_input_voltage(), MAX_DIGITAL, pmc_enable_periph_clk(), STRING_HEADER, sysclk_init(), usart_read(), and VOLT_REF.