Driver for the Si7013 Temperature / Humidity sensor. More...
#include <stddef.h>
#include "si7013.h"
#include "em_device.h"
#include <stdbool.h>
#include "i2cspm.h"
Go to the source code of this file.
Functions | |
static int32_t | Si7013_Measure (I2C_TypeDef *i2c, uint8_t addr, uint32_t *data, uint8_t command) |
Reads data from the Si7013 sensor. | |
static int32_t | Si7013_StartNoHoldMeasure (I2C_TypeDef *i2c, uint8_t addr, uint8_t command) |
Starts a no hold measurement in the Si7013 sensor. | |
int32_t | Si7013_GetFirmwareRevision (I2C_TypeDef *i2c, uint8_t addr, uint8_t *fwRev) |
Reads Firmware Revision from a Si7013 sensor. | |
int32_t | Si7013_StartNoHoldMeasureRHAndTemp (I2C_TypeDef *i2c, uint8_t addr) |
Starts no hold measurement of relative humidity and temperature from a Si7013 sensor. | |
static int32_t | Si7013_ReadNoHoldData (I2C_TypeDef *i2c, uint8_t addr, uint32_t *data) |
Reads data from the Si7013 sensor. | |
int32_t | Si7013_ReadNoHoldRHAndTemp (I2C_TypeDef *i2c, uint8_t addr, uint32_t *rhData, int32_t *tData) |
Reads relative humidity and temperature from a Si7013 sensor. | |
int32_t | Si7013_MeasureRHAndTemp (I2C_TypeDef *i2c, uint8_t addr, uint32_t *rhData, int32_t *tData) |
Reads relative humidity and temperature from a Si7013 sensor. | |
static int32_t | Si7013_WriteUserReg2 (I2C_TypeDef *i2c, uint8_t addr, int8_t data) |
int32_t | Si7013_MeasureV (I2C_TypeDef *i2c, uint8_t addr, int32_t *vData) |
Reads relative humidity and temperature from a Si7013 sensor. | |
bool | Si7013_Detect (I2C_TypeDef *i2c, uint8_t addr, uint8_t *deviceId) |
Checks if a Si7013 is present on the I2C bus or not. |
Driver for the Si7013 Temperature / Humidity sensor.
(C) Copyright 2014 Silicon Labs, http://www.silabs.com
This file is licensed under the Silabs License Agreement. See the file "Silabs_License_Agreement.txt" for details. Before using this software for any purpose, you must agree to the terms of that agreement.
Definition in file si7013.c.
static int32_t Si7013_Measure | ( | I2C_TypeDef * | i2c, | |
uint8_t | addr, | |||
uint32_t * | data, | |||
uint8_t | command | |||
) | [static] |
Reads data from the Si7013 sensor.
[in] | i2c | The I2C peripheral to use (not used). |
[in] | addr | The I2C address of the sensor. |
[out] | data | The data read from the sensor. |
[in] | command | The command to send to device. See the #define's for details. |
Definition at line 68 of file si7013.c.
References I2CSPM_Transfer().
Referenced by Si7013_MeasureRHAndTemp(), Si7013_MeasureV(), and Si7013_ReadNoHoldRHAndTemp().
static int32_t Si7013_ReadNoHoldData | ( | I2C_TypeDef * | i2c, | |
uint8_t | addr, | |||
uint32_t * | data | |||
) | [static] |
Reads data from the Si7013 sensor.
[in] | i2c | The I2C peripheral to use (not used). |
[in] | addr | The I2C address of the sensor. |
[out] | data | The data read from the sensor. |
Definition at line 213 of file si7013.c.
References I2CSPM_Transfer().
Referenced by Si7013_ReadNoHoldRHAndTemp().
static int32_t Si7013_StartNoHoldMeasure | ( | I2C_TypeDef * | i2c, | |
uint8_t | addr, | |||
uint8_t | command | |||
) | [static] |
Starts a no hold measurement in the Si7013 sensor.
[in] | i2c | The I2C peripheral to use (not used). |
[in] | addr | The I2C address of the sensor. |
[in] | command | The command to send to device. See the #define's for details. |
Definition at line 112 of file si7013.c.
References I2CSPM_Transfer().
Referenced by Si7013_StartNoHoldMeasureRHAndTemp().