driver_aht20.h File Reference

driver aht20 header file More...

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

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Data Structures
struct	aht20_handle_s
	aht20 handle structure definition More...
struct	aht20_info_s
	aht20 information structure definition More...

Macros
#define	DRIVER_AHT20_LINK_INIT(HANDLE, STRUCTURE)
	initialize aht20_handle_t structure
#define	DRIVER_AHT20_LINK_IIC_INIT(HANDLE, FUC)
	link iic_init function
#define	DRIVER_AHT20_LINK_IIC_DEINIT(HANDLE, FUC)
	link iic_deinit function
#define	DRIVER_AHT20_LINK_IIC_READ_CMD(HANDLE, FUC)
	link iic_read_cmd function
#define	DRIVER_AHT20_LINK_IIC_WRITE_CMD(HANDLE, FUC)
	link iic_write_cmd function
#define	DRIVER_AHT20_LINK_DELAY_MS(HANDLE, FUC)
	link delay_ms function
#define	DRIVER_AHT20_LINK_DEBUG_PRINT(HANDLE, FUC)
	link debug_print function

Typedefs
typedef struct aht20_handle_s	aht20_handle_t
	aht20 handle structure definition
typedef struct aht20_info_s	aht20_info_t
	aht20 information structure definition

Functions
uint8_t	aht20_info (aht20_info_t *info)
	get chip's information
uint8_t	aht20_init (aht20_handle_t *handle)
	initialize the chip
uint8_t	aht20_deinit (aht20_handle_t *handle)
	close the chip
uint8_t	aht20_read_temperature_humidity (aht20_handle_t *handle, uint32_t *temperature_raw, float *temperature_s, uint32_t *humidity_raw, uint8_t *humidity_s)
	read the temperature and humidity data
uint8_t	aht20_read_temperature (aht20_handle_t *handle, uint32_t *temperature_raw, float *temperature_s)
	read the temperature
uint8_t	aht20_read_humidity (aht20_handle_t *handle, uint32_t *humidity_raw, uint8_t *humidity_s)
	read the humidity data
uint8_t	aht20_set_reg (aht20_handle_t *handle, uint8_t *buf, uint16_t len)
	set the chip register
uint8_t	aht20_get_reg (aht20_handle_t *handle, uint8_t *buf, uint16_t len)
	get the chip register

Detailed Description

driver aht20 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

1.0.0

Author

Shifeng Li

Date

2022-10-31

history

Date	Version	Author	Description
2022/10/31	1.0	Shifeng Li	first upload

Definition in file driver_aht20.h.