driver sht4x source file More...

#include "driver_sht4x.h"

Include dependency graph for driver_sht4x.c:

Macros
#define	CHIP_NAME "Sensirion SHT4X"
	chip information definition
#define	MANUFACTURER_NAME "Sensirion"
#define	SUPPLY_VOLTAGE_MIN 1.08f
#define	SUPPLY_VOLTAGE_MAX 3.6f
#define	MAX_CURRENT 100.0f
#define	TEMPERATURE_MIN -40.0f
#define	TEMPERATURE_MAX 125.0f
#define	DRIVER_VERSION 1000
#define	SHT4X_COMMAND_SOFT_RESET 0x94
	chip command definition
#define	SHT4X_COMMAND_READ_SERIAL_NUMBER 0x89

Functions
uint8_t	sht4x_init (sht4x_handle_t *handle)
	initialize the chip
uint8_t	sht4x_deinit (sht4x_handle_t *handle)
	close the chip
uint8_t	sht4x_set_addr (sht4x_handle_t *handle, sht4x_address_t addr)
	set the iic address
uint8_t	sht4x_get_addr (sht4x_handle_t handle, sht4x_address_t addr)
	get the iic address
uint8_t	sht4x_read (sht4x_handle_t handle, sht4x_mode_t mode, uint16_t temperature_raw, float temperature_s, uint16_t humidity_raw, float *humidity_s)
	read temperature and humidity
uint8_t	sht4x_get_serial_number (sht4x_handle_t *handle, uint8_t num[4])
	get serial number
uint8_t	sht4x_soft_reset (sht4x_handle_t *handle)
	soft reset the chip
uint8_t	sht4x_write_read (sht4x_handle_t handle, uint8_t cmd, uint16_t delay_ms, uint8_t data, uint16_t len)
	write and read bytes
uint8_t	sht4x_info (sht4x_info_t *info)
	get chip's information

Detailed Description

driver sht4x 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: 2023-06-25

history

Date	Version	Author	Description
2023/06/25	1.0	Shifeng Li	first upload

Definition in file driver_sht4x.c.

Macro Definition Documentation

◆ CHIP_NAME

#define CHIP_NAME "Sensirion SHT4X"

chip information definition

chip name

Definition at line 42 of file driver_sht4x.c.

◆ DRIVER_VERSION

#define DRIVER_VERSION 1000

driver version

Definition at line 49 of file driver_sht4x.c.

◆ MANUFACTURER_NAME

#define MANUFACTURER_NAME "Sensirion"

manufacturer name

Definition at line 43 of file driver_sht4x.c.

◆ MAX_CURRENT

#define MAX_CURRENT 100.0f

chip max current

Definition at line 46 of file driver_sht4x.c.

◆ SHT4X_COMMAND_READ_SERIAL_NUMBER

#define SHT4X_COMMAND_READ_SERIAL_NUMBER 0x89

read serial number command

Definition at line 55 of file driver_sht4x.c.

◆ SHT4X_COMMAND_SOFT_RESET

#define SHT4X_COMMAND_SOFT_RESET 0x94

chip command definition

soft reset command

Definition at line 54 of file driver_sht4x.c.

◆ SUPPLY_VOLTAGE_MAX

#define SUPPLY_VOLTAGE_MAX 3.6f

chip max supply voltage

Definition at line 45 of file driver_sht4x.c.

◆ SUPPLY_VOLTAGE_MIN

#define SUPPLY_VOLTAGE_MIN 1.08f

chip min supply voltage

Definition at line 44 of file driver_sht4x.c.

◆ TEMPERATURE_MAX

#define TEMPERATURE_MAX 125.0f

chip max operating temperature

Definition at line 48 of file driver_sht4x.c.

◆ TEMPERATURE_MIN

#define TEMPERATURE_MIN -40.0f

chip min operating temperature

Definition at line 47 of file driver_sht4x.c.

Macros

Functions