driver_mcp4725.h File Reference

driver mcp4725 header file More...

#include <stdio.h>
#include <stdint.h>
#include <string.h>

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Data Structures
struct	mcp4725_handle_s
	mcp4725 handle structure definition More...
struct	mcp4725_info_s
	mcp4725 information structure definition More...

Macros
#define	DRIVER_MCP4725_LINK_INIT(HANDLE, STRUCTURE)
	initialize mcp4725_handle_t structure
#define	DRIVER_MCP4725_LINK_IIC_INIT(HANDLE, FUC)
	link iic_init function
#define	DRIVER_MCP4725_LINK_IIC_DEINIT(HANDLE, FUC)
	link iic_deinit function
#define	DRIVER_MCP4725_LINK_IIC_READ_COMMAND(HANDLE, FUC)
	link iic_read_cmd function
#define	DRIVER_MCP4725_LINK_IIC_WRITE_COMMAND(HANDLE, FUC)
	link iic_write_cmd function
#define	DRIVER_MCP4725_LINK_DELAY_MS(HANDLE, FUC)
	link delay_ms function
#define	DRIVER_MCP4725_LINK_DEBUG_PRINT(HANDLE, FUC)
	link debug_print function

Typedefs
typedef struct mcp4725_handle_s	mcp4725_handle_t
	mcp4725 handle structure definition
typedef struct mcp4725_info_s	mcp4725_info_t
	mcp4725 information structure definition

Enumerations
enum	mcp4725_address_t { MCP4725_ADDR_A0_GND = 0x00 , MCP4725_ADDR_A0_VCC = 0x01 }
	mcp4725 address enumeration definition More...
enum	mcp4725_mode_t { MCP4725_MODE_DAC = 0x00 , MCP4725_MODE_EEPROM = 0x03 }
	mcp4725 mode enumeration definition More...
enum	mcp4725_power_down_mode_t { MCP4725_POWER_DOWN_MODE_NORMAL = 0x00 , MCP4725_POWER_DOWN_MODE_1K_GND = 0x01 , MCP4725_POWER_DOWN_MODE_100K_GND = 0x02 , MCP4725_POWER_DOWN_MODE_500K_GND = 0x03 }
	mcp4725 power down enumeration definition More...

Functions
uint8_t	mcp4725_info (mcp4725_info_t *info)
	get chip's information
uint8_t	mcp4725_set_addr_pin (mcp4725_handle_t *handle, mcp4725_address_t addr_pin)
	set the chip address pin
uint8_t	mcp4725_get_addr_pin (mcp4725_handle_t *handle, mcp4725_address_t *addr_pin)
	get the chip address pin
uint8_t	mcp4725_init (mcp4725_handle_t *handle)
	initialize the chip
uint8_t	mcp4725_deinit (mcp4725_handle_t *handle)
	close the chip
uint8_t	mcp4725_write (mcp4725_handle_t *handle, uint16_t value)
	write the dac value
uint8_t	mcp4725_read (mcp4725_handle_t *handle, uint16_t *value)
	read the dac value
uint8_t	mcp4725_convert_to_register (mcp4725_handle_t *handle, float s, uint16_t *reg)
	convert the dac value to the register data
uint8_t	mcp4725_convert_to_data (mcp4725_handle_t *handle, uint16_t reg, float *s)
	convert the register data to the dac value
uint8_t	mcp4725_set_mode (mcp4725_handle_t *handle, mcp4725_mode_t mode)
	set the chip mode
uint8_t	mcp4725_get_mode (mcp4725_handle_t *handle, mcp4725_mode_t *mode)
	get the chip mode
uint8_t	mcp4725_set_power_mode (mcp4725_handle_t *handle, mcp4725_power_down_mode_t mode)
	set the chip power mode
uint8_t	mcp4725_get_power_mode (mcp4725_handle_t *handle, mcp4725_power_down_mode_t *mode)
	get the chip power mode
uint8_t	mcp4725_set_reference_voltage (mcp4725_handle_t *handle, float ref_voltage)
	set the chip reference voltage
uint8_t	mcp4725_get_reference_voltage (mcp4725_handle_t *handle, float *ref_voltage)
	get the chip reference voltage
uint8_t	mcp4725_set_reg (mcp4725_handle_t *handle, uint8_t *buf, uint16_t len)
	set the chip register
uint8_t	mcp4725_get_reg (mcp4725_handle_t *handle, uint8_t *buf, uint16_t len)
	get the chip register

Detailed Description

driver mcp4725 header file

Copyright (c) 2015 - present LibDriver All rights reserved

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

2.0.0

Author

Shifeng Li

Date

2021-03-09

history

Date	Version	Author	Description
2021/03/09	2.0	Shifeng Li	format the code
2020/11/13	1.0	Shifeng Li	first upload

Definition in file driver_mcp4725.h.