driver ad7705 source file More...

#include "driver_ad7705.h"
#include <math.h>

Include dependency graph for driver_ad7705.c:

Macros
#define	CHIP_NAME "Analog Devices AD7705"
	chip information definition
#define	MANUFACTURER_NAME "Analog Devices"
#define	SUPPLY_VOLTAGE_MIN 2.7f
#define	SUPPLY_VOLTAGE_MAX 5.25f
#define	MAX_CURRENT 1.3f
#define	TEMPERATURE_MIN -20.0f
#define	TEMPERATURE_MAX 85.0f
#define	DRIVER_VERSION 1000
#define	AD7705_REG_COMMUNICATION 0x00
	chip register definition
#define	AD7705_REG_SETUP 0x01
#define	AD7705_REG_CLOCK 0x02
#define	AD7705_REG_DATA 0x03
#define	AD7705_REG_TEST 0x04
#define	AD7705_REG_NO_OPERATION 0x05
#define	AD7705_REG_OFFSET 0x06
#define	AD7705_REG_GAIN 0x07

Functions
uint8_t	ad7705_set_channel (ad7705_handle_t *handle, ad7705_channel_t channel)
	set channel
uint8_t	ad7705_get_channel (ad7705_handle_t handle, ad7705_channel_t channel)
	get channel
uint8_t	ad7705_power_down (ad7705_handle_t *handle)
	power down
uint8_t	ad7705_power_on (ad7705_handle_t *handle)
	power on
uint8_t	ad7705_set_adc_mode (ad7705_handle_t *handle, ad7705_adc_mode_t mode)
	set adc mode
uint8_t	ad7705_get_adc_mode (ad7705_handle_t handle, ad7705_adc_mode_t mode)
	get adc mode
uint8_t	ad7705_set_adc_gain (ad7705_handle_t *handle, ad7705_adc_gain_t gain)
	set adc gain
uint8_t	ad7705_get_adc_gain (ad7705_handle_t handle, ad7705_adc_gain_t gain)
	get adc gain
uint8_t	ad7705_set_adc_polar (ad7705_handle_t *handle, ad7705_adc_polar_t polar)
	set adc polar
uint8_t	ad7705_get_adc_polar (ad7705_handle_t handle, ad7705_adc_polar_t polar)
	get adc polar
uint8_t	ad7705_set_adc_buffer (ad7705_handle_t *handle, ad7705_bool_t enable)
	enable or disable adc buffer
uint8_t	ad7705_get_adc_buffer (ad7705_handle_t handle, ad7705_bool_t enable)
	get adc buffer status
uint8_t	ad7705_set_filter_synchronize (ad7705_handle_t *handle, ad7705_bool_t enable)
	enable or disable filter synchronize
uint8_t	ad7705_get_filter_synchronize (ad7705_handle_t handle, ad7705_bool_t enable)
	get filter synchronize status
uint8_t	ad7705_set_master_clock_output_disable (ad7705_handle_t *handle, ad7705_bool_t enable)
	enable or disable master clock output disable
uint8_t	ad7705_get_master_clock_output_disable (ad7705_handle_t handle, ad7705_bool_t enable)
	get master clock output disable status
uint8_t	ad7705_set_clock_div2 (ad7705_handle_t *handle, ad7705_bool_t enable)
	enable or disable clock div2
uint8_t	ad7705_get_clock_div2 (ad7705_handle_t handle, ad7705_bool_t enable)
	get clock div2 status
uint8_t	ad7705_set_rate (ad7705_handle_t *handle, ad7705_rate_t rate)
	set rate
uint8_t	ad7705_get_rate (ad7705_handle_t handle, ad7705_rate_t rate)
	get rate
uint8_t	ad7705_get_data (ad7705_handle_t handle, uint16_t data)
	get data
uint8_t	ad7705_set_test (ad7705_handle_t *handle, uint8_t data)
	set test data
uint8_t	ad7705_get_test (ad7705_handle_t handle, uint8_t data)
	get test data
uint8_t	ad7705_set_zero_scale_calibration (ad7705_handle_t *handle, uint32_t calibration)
	set zero scale calibration
uint8_t	ad7705_get_zero_scale_calibration (ad7705_handle_t handle, uint32_t calibration)
	get zero scale calibration
uint8_t	ad7705_set_full_scale_calibration (ad7705_handle_t *handle, uint32_t calibration)
	set full scale calibration
uint8_t	ad7705_get_full_scale_calibration (ad7705_handle_t handle, uint32_t calibration)
	get full scale calibration
uint8_t	ad7705_set_reference_voltage (ad7705_handle_t *handle, float voltage)
	set reference voltage
uint8_t	ad7705_get_reference_voltage (ad7705_handle_t handle, float voltage)
	get reference voltage
uint8_t	ad7705_get_data_ready (ad7705_handle_t handle, ad7705_bool_t enable)
	get data ready
uint8_t	ad7705_read (ad7705_handle_t handle, uint16_t raw, float *volt)
	read adc
uint8_t	ad7705_operate_sync (ad7705_handle_t *handle)
	operate sync
uint8_t	ad7705_init (ad7705_handle_t *handle)
	initialize the chip
uint8_t	ad7705_deinit (ad7705_handle_t *handle)
	close the chip
uint8_t	ad7705_set_reg (ad7705_handle_t handle, uint8_t addr, uint8_t buf, uint16_t len)
	set the chip register
uint8_t	ad7705_get_reg (ad7705_handle_t handle, uint8_t addr, uint8_t buf, uint16_t len)
	get the chip register
uint8_t	ad7705_info (ad7705_info_t *info)
	get chip's information

Detailed Description

driver ad7705 source file

The MIT License (MIT)

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Version: 1.0.0

Author: Shifeng Li

Date: 2025-12-30

history

Date	Version	Author	Description
2025/12/30	1.0	Shifeng Li	first upload

Definition in file driver_ad7705.c.

Macro Definition Documentation

◆ AD7705_REG_CLOCK

#define AD7705_REG_CLOCK 0x02

clock register

Definition at line 57 of file driver_ad7705.c.

◆ AD7705_REG_COMMUNICATION

#define AD7705_REG_COMMUNICATION 0x00

chip register definition

communication register

Definition at line 55 of file driver_ad7705.c.

◆ AD7705_REG_DATA

#define AD7705_REG_DATA 0x03

data register

Definition at line 58 of file driver_ad7705.c.

◆ AD7705_REG_GAIN

#define AD7705_REG_GAIN 0x07

gain register

Definition at line 62 of file driver_ad7705.c.

◆ AD7705_REG_NO_OPERATION

#define AD7705_REG_NO_OPERATION 0x05

no operation register

Definition at line 60 of file driver_ad7705.c.

◆ AD7705_REG_OFFSET

#define AD7705_REG_OFFSET 0x06

offset register

Definition at line 61 of file driver_ad7705.c.

◆ AD7705_REG_SETUP

#define AD7705_REG_SETUP 0x01

setup register

Definition at line 56 of file driver_ad7705.c.

◆ AD7705_REG_TEST

#define AD7705_REG_TEST 0x04

test register

Definition at line 59 of file driver_ad7705.c.

◆ CHIP_NAME

#define CHIP_NAME "Analog Devices AD7705"

chip information definition

chip name

Definition at line 43 of file driver_ad7705.c.

◆ DRIVER_VERSION

#define DRIVER_VERSION 1000

driver version

Definition at line 50 of file driver_ad7705.c.

◆ MANUFACTURER_NAME

#define MANUFACTURER_NAME "Analog Devices"

manufacturer name

Definition at line 44 of file driver_ad7705.c.

◆ MAX_CURRENT

#define MAX_CURRENT 1.3f

chip max current

Definition at line 47 of file driver_ad7705.c.

◆ SUPPLY_VOLTAGE_MAX

#define SUPPLY_VOLTAGE_MAX 5.25f

chip max supply voltage

Definition at line 46 of file driver_ad7705.c.

◆ SUPPLY_VOLTAGE_MIN

#define SUPPLY_VOLTAGE_MIN 2.7f

chip min supply voltage

Definition at line 45 of file driver_ad7705.c.

◆ TEMPERATURE_MAX

#define TEMPERATURE_MAX 85.0f

chip max operating temperature

Definition at line 49 of file driver_ad7705.c.

◆ TEMPERATURE_MIN

#define TEMPERATURE_MIN -20.0f

chip min operating temperature

Definition at line 48 of file driver_ad7705.c.

Macros

Functions