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https://github.com/eclipse/upm.git
synced 2025-10-29 14:15:33 +03:00
bme280: added missing return in non-void function
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Mihai Tudor Panu
@@ -31,7 +31,7 @@
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#include "bme280.h"
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#include "bme280driver.h"
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/************** I2C buffer length ******/
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#define I2C_BUFFER_LEN 26
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#define I2C_BUFFER_LEN 26
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@@ -41,13 +41,13 @@ using namespace upm;
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/*----------------------------------------------------------------------------*
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* struct bme280_t parameters can be accessed by using bme280
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* bme280_t having the following parameters
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* Bus write function pointer: BME280_WR_FUNC_PTR
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Bus read function pointer: BME280_RD_FUNC_PTR
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* Delay function pointer: delay_msec
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* I2C address: dev_addr
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* Chip id of the sensor: chip_id
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* struct bme280_t parameters can be accessed by using bme280
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* bme280_t having the following parameters
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* Bus write function pointer: BME280_WR_FUNC_PTR
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Bus read function pointer: BME280_RD_FUNC_PTR
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* Delay function pointer: delay_msec
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* I2C address: dev_addr
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* Chip id of the sensor: chip_id
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*---------------------------------------------------------------------------*/
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struct bme280_t bme280;
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@@ -57,23 +57,23 @@ mraa::I2c* BME280::m_i2c = NULL;
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int BME280::m_bus = 0;
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BME280::BME280 (int bus, int devAddr) {
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m_bus = bus;
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if( m_i2c == NULL)
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{
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m_i2c = new mraa::I2c(m_bus);
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m_i2c->address(BME280_I2C_ADDRESS1);
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//Based on the requirement, configure I2C interface.
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I2C_routine();
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/*--------------------------------------------------------------------------*
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* This function used to assign the value/reference of
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* the following parameters
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* I2C address
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* Bus Write
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* Bus read
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* Chip id
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*-------------------------------------------------------------------------*/
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bme280_init(&bme280);
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}
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m_bus = bus;
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if( m_i2c == NULL)
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{
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m_i2c = new mraa::I2c(m_bus);
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m_i2c->address(BME280_I2C_ADDRESS1);
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//Based on the requirement, configure I2C interface.
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I2C_routine();
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/*--------------------------------------------------------------------------*
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* This function used to assign the value/reference of
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* the following parameters
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* I2C address
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* Bus Write
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* Bus read
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* Chip id
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*-------------------------------------------------------------------------*/
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bme280_init(&bme280);
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}
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}
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BME280::~BME280() {
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@@ -81,21 +81,21 @@ BME280::~BME280() {
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}
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/* This function is an example for reading sensor temperature
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* \param: None
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* \return: compensated temperature
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* \param: None
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* \return: compensated temperature
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*/
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int32_t BME280::getTemperatureInternal(void)
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{
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/* The variable used to read uncompensated temperature*/
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int32_t v_data_uncomp_tem_int32 = getTemperatureRawInternal();
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/* The variable used to read uncompensated temperature*/
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int32_t v_data_uncomp_tem_int32 = getTemperatureRawInternal();
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/*------------------------------------------------------------------*
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************ START READ TRUE PRESSURE, TEMPERATURE AND HUMIDITY DATA ********
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*---------------------------------------------------------------------*/
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/* API is used to read the true temperature*/
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/* Input value as uncompensated temperature and output format*/
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int32_t v_actual_temp_int32 = bme280_compensate_temperature_int32(v_data_uncomp_tem_int32);
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/* API is used to read the true temperature*/
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/* Input value as uncompensated temperature and output format*/
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int32_t v_actual_temp_int32 = bme280_compensate_temperature_int32(v_data_uncomp_tem_int32);
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/*--------------------------------------------------------------------*
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************ END READ TRUE TEMPERATURE ********
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*-------------------------------------------------------------------------*/
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@@ -104,22 +104,22 @@ return v_actual_temp_int32;
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}
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/* This function is an example for reading sensor pressure
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* \param: None
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* \return: compensated pressure
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* \param: None
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* \return: compensated pressure
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*/
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int32_t BME280::getPressureInternal(void)
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{
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_pres_int32 = getPressureRawInternal();
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_pres_int32 = getPressureRawInternal();
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/*------------------------------------------------------------------*
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************ START READ TRUE PRESSURE DATA ********
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*---------------------------------------------------------------------*/
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/* API is used to read the true pressure*/
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/* Input value as uncompensated pressure */
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uint32_t v_actual_press_uint32 = bme280_compensate_pressure_int32(v_data_uncomp_pres_int32);
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/* API is used to read the true pressure*/
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/* Input value as uncompensated pressure */
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uint32_t v_actual_press_uint32 = bme280_compensate_pressure_int32(v_data_uncomp_pres_int32);
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/*--------------------------------------------------------------------*
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************ END READ TRUE PRESSURE ********
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@@ -130,21 +130,21 @@ return v_actual_press_uint32;
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/* This function is an example for reading sensor humidity
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* \param: None
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* \return: compensated humidity
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* \param: None
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* \return: compensated humidity
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*/
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int32_t BME280::getHumidityInternal(void)
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{
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_hum_int32 = getHumidityRawInternal();
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_hum_int32 = getHumidityRawInternal();
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/*------------------------------------------------------------------*
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************ START READ TRUE HUMIDITY DATA ********
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*---------------------------------------------------------------------*/
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/* API is used to read the true humidity*/
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/* Input value as uncompensated humidity and output format*/
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uint32_t v_actual_humity_uint32 = bme280_compensate_humidity_int32(v_data_uncomp_hum_int32);
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/* API is used to read the true humidity*/
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/* Input value as uncompensated humidity and output format*/
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uint32_t v_actual_humity_uint32 = bme280_compensate_humidity_int32(v_data_uncomp_hum_int32);
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/*--------------------------------------------------------------------*
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************ END READ TRUE HUMIDITY ********
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@@ -156,37 +156,37 @@ return v_actual_humity_uint32;
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/* This function is an example for reading sensor temperature
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* \param: None
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* \return: uncompensated temperature
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* \param: None
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* \return: uncompensated temperature
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*/
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int32_t BME280::getTemperatureRawInternal(void)
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{
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/* The variable used to read uncompensated temperature*/
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int32_t v_data_uncomp_tem_int32 = BME280_INIT_VALUE;
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/* The variable used to read uncompensated temperature*/
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int32_t v_data_uncomp_tem_int32 = BME280_INIT_VALUE;
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/* For initialization it is required to set the mode of
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* the sensor as "NORMAL"
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* data acquisition/read/write is possible in this mode
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* by using the below API able to set the power mode as NORMAL*/
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/* Set the power mode as NORMAL*/
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bme280_set_power_mode(BME280_NORMAL_MODE);
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/* For reading the temperature data it is required to
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* set the OSS setting of temperature
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* In the code automated reading and writing of "BME280_CTRLHUM_REG_OSRSH"
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* register first set the "BME280_CTRLHUM_REG_OSRSH" and then read and write
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* the "BME280_CTRLMEAS_REG" register in the function*/
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/* For initialization it is required to set the mode of
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* the sensor as "NORMAL"
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* data acquisition/read/write is possible in this mode
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* by using the below API able to set the power mode as NORMAL*/
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/* Set the power mode as NORMAL*/
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bme280_set_power_mode(BME280_NORMAL_MODE);
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/* For reading the temperature data it is required to
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* set the OSS setting of temperature
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* In the code automated reading and writing of "BME280_CTRLHUM_REG_OSRSH"
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* register first set the "BME280_CTRLHUM_REG_OSRSH" and then read and write
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* the "BME280_CTRLMEAS_REG" register in the function*/
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/* set the temperature oversampling*/
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bme280_set_oversamp_temperature(BME280_OVERSAMP_4X);
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/* set the temperature oversampling*/
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bme280_set_oversamp_temperature(BME280_OVERSAMP_4X);
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/************************* END INITIALIZATION *************************/
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/*------------------------------------------------------------------*
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************ START READ UNCOMPENSATED TEMPERATURE DATA ********
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*---------------------------------------------------------------------*/
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/* API is used to read the uncompensated temperature*/
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bme280_read_uncomp_temperature(&v_data_uncomp_tem_int32);
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/* API is used to read the uncompensated temperature*/
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bme280_read_uncomp_temperature(&v_data_uncomp_tem_int32);
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/*--------------------------------------------------------------------*
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@@ -196,14 +196,14 @@ int32_t BME280::getTemperatureRawInternal(void)
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/*-----------------------------------------------------------------------*
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************************* START DE-INITIALIZATION ***********************
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*-------------------------------------------------------------------------*/
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/* For de-initialization it is required to set the mode of
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* the sensor as "SLEEP"
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* the device reaches the lowest power consumption only
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* In SLEEP mode no measurements are performed
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* All registers are accessible
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* by using the below API able to set the power mode as SLEEP*/
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/* Set the power mode as SLEEP*/
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bme280_set_power_mode(BME280_SLEEP_MODE);
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/* For de-initialization it is required to set the mode of
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* the sensor as "SLEEP"
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* the device reaches the lowest power consumption only
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* In SLEEP mode no measurements are performed
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* All registers are accessible
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* by using the below API able to set the power mode as SLEEP*/
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/* Set the power mode as SLEEP*/
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bme280_set_power_mode(BME280_SLEEP_MODE);
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/*---------------------------------------------------------------------*
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************************* END DE-INITIALIZATION **********************
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*---------------------------------------------------------------------*/
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@@ -211,34 +211,34 @@ return v_data_uncomp_tem_int32;
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}
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/* This function is an example for reading sensor pressure
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* \param: None
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* \return: uncompensated pressure
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* \param: None
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* \return: uncompensated pressure
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*/
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int32_t BME280::getPressureRawInternal(void)
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{
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_pres_int32 = BME280_INIT_VALUE;
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_pres_int32 = BME280_INIT_VALUE;
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/* For initialization it is required to set the mode of
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* the sensor as "NORMAL"
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* data acquisition/read/write is possible in this mode
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* by using the below API able to set the power mode as NORMAL*/
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/* Set the power mode as NORMAL*/
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bme280_set_power_mode(BME280_NORMAL_MODE);
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/* For reading the pressure data it is required to
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* set the OSS setting of humidity, pressure and temperature
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* The "BME280_CTRLHUM_REG_OSRSH" register sets the humidity
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* data acquisition options of the device.
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* changes to this registers only become effective after a write operation to
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* "BME280_CTRLMEAS_REG" register.
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* In the code automated reading and writing of "BME280_CTRLHUM_REG_OSRSH"
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* register first set the "BME280_CTRLHUM_REG_OSRSH" and then read and write
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* the "BME280_CTRLMEAS_REG" register in the function*/
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/* For initialization it is required to set the mode of
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* the sensor as "NORMAL"
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* data acquisition/read/write is possible in this mode
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* by using the below API able to set the power mode as NORMAL*/
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/* Set the power mode as NORMAL*/
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bme280_set_power_mode(BME280_NORMAL_MODE);
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/* For reading the pressure data it is required to
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* set the OSS setting of humidity, pressure and temperature
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* The "BME280_CTRLHUM_REG_OSRSH" register sets the humidity
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* data acquisition options of the device.
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* changes to this registers only become effective after a write operation to
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* "BME280_CTRLMEAS_REG" register.
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* In the code automated reading and writing of "BME280_CTRLHUM_REG_OSRSH"
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* register first set the "BME280_CTRLHUM_REG_OSRSH" and then read and write
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* the "BME280_CTRLMEAS_REG" register in the function*/
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/* set the pressure oversampling*/
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bme280_set_oversamp_pressure(BME280_OVERSAMP_2X);
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/* set the pressure oversampling*/
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bme280_set_oversamp_pressure(BME280_OVERSAMP_2X);
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/************************* END INITIALIZATION *************************/
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@@ -246,8 +246,8 @@ int32_t BME280::getPressureRawInternal(void)
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************ START READ UNCOMPENSATED PRESSURE DATA ********
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*---------------------------------------------------------------------*/
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/* API is used to read the uncompensated pressure*/
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bme280_read_uncomp_pressure(&v_data_uncomp_pres_int32);
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/* API is used to read the uncompensated pressure*/
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bme280_read_uncomp_pressure(&v_data_uncomp_pres_int32);
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/*--------------------------------------------------------------------*
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************ END READ UNCOMPENSATED PRESSURE ********
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@@ -257,14 +257,14 @@ int32_t BME280::getPressureRawInternal(void)
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/*-----------------------------------------------------------------------*
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************************* START DE-INITIALIZATION ***********************
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*-------------------------------------------------------------------------*/
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/* For de-initialization it is required to set the mode of
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* the sensor as "SLEEP"
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* the device reaches the lowest power consumption only
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* In SLEEP mode no measurements are performed
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* All registers are accessible
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* by using the below API able to set the power mode as SLEEP*/
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/* Set the power mode as SLEEP*/
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bme280_set_power_mode(BME280_SLEEP_MODE);
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/* For de-initialization it is required to set the mode of
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* the sensor as "SLEEP"
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* the device reaches the lowest power consumption only
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* In SLEEP mode no measurements are performed
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* All registers are accessible
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* by using the below API able to set the power mode as SLEEP*/
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/* Set the power mode as SLEEP*/
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bme280_set_power_mode(BME280_SLEEP_MODE);
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/*---------------------------------------------------------------------*
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************************* END DE-INITIALIZATION **********************
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*---------------------------------------------------------------------*/
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@@ -273,31 +273,31 @@ return v_data_uncomp_pres_int32;
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/* This function is an example for reading sensor humidity
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* \param: None
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* \return: uncompensated humidity
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* \param: None
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* \return: uncompensated humidity
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*/
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int32_t BME280::getHumidityRawInternal(void)
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{
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_hum_int32 = BME280_INIT_VALUE;
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/* The variable used to read uncompensated pressure*/
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int32_t v_data_uncomp_hum_int32 = BME280_INIT_VALUE;
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/* For initialization it is required to set the mode of
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* the sensor as "NORMAL"
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* data acquisition/read/write is possible in this mode
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* by using the below API able to set the power mode as NORMAL*/
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/* Set the power mode as NORMAL*/
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bme280_set_power_mode(BME280_NORMAL_MODE);
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/* For reading humidity data it is required to
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* set the OSS setting of humidity
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* The "BME280_CTRLHUM_REG_OSRSH" register sets the humidity
|
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* data acquisition options of the device.
|
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* changes to this registers only become effective after a write operation to
|
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* "BME280_CTRLMEAS_REG" register.
|
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* In the code automated reading and writing of "BME280_CTRLHUM_REG_OSRSH"
|
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* register first set the "BME280_CTRLHUM_REG_OSRSH" and then read and write
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* the "BME280_CTRLMEAS_REG" register in the function*/
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bme280_set_oversamp_humidity(BME280_OVERSAMP_1X);
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/* For initialization it is required to set the mode of
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* the sensor as "NORMAL"
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* data acquisition/read/write is possible in this mode
|
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* by using the below API able to set the power mode as NORMAL*/
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/* Set the power mode as NORMAL*/
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bme280_set_power_mode(BME280_NORMAL_MODE);
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/* For reading humidity data it is required to
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* set the OSS setting of humidity
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* The "BME280_CTRLHUM_REG_OSRSH" register sets the humidity
|
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* data acquisition options of the device.
|
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* changes to this registers only become effective after a write operation to
|
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* "BME280_CTRLMEAS_REG" register.
|
||||
* In the code automated reading and writing of "BME280_CTRLHUM_REG_OSRSH"
|
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* register first set the "BME280_CTRLHUM_REG_OSRSH" and then read and write
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* the "BME280_CTRLMEAS_REG" register in the function*/
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bme280_set_oversamp_humidity(BME280_OVERSAMP_1X);
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/************************* END INITIALIZATION *************************/
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@@ -305,7 +305,7 @@ int32_t BME280::getHumidityRawInternal(void)
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/*------------------------------------------------------------------*
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************ START READ HUMIDITY DATA ********
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*---------------------------------------------------------------------*/
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/* API is used to read the uncompensated humidity*/
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/* API is used to read the uncompensated humidity*/
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bme280_read_uncomp_humidity(&v_data_uncomp_hum_int32);
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/*--------------------------------------------------------------------*
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@@ -316,14 +316,14 @@ int32_t BME280::getHumidityRawInternal(void)
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/*-----------------------------------------------------------------------*
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************************* START DE-INITIALIZATION ***********************
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*-------------------------------------------------------------------------*/
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/* For de-initialization it is required to set the mode of
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* the sensor as "SLEEP"
|
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* the device reaches the lowest power consumption only
|
||||
* In SLEEP mode no measurements are performed
|
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* All registers are accessible
|
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* by using the below API able to set the power mode as SLEEP*/
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/* Set the power mode as SLEEP*/
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bme280_set_power_mode(BME280_SLEEP_MODE);
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/* For de-initialization it is required to set the mode of
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* the sensor as "SLEEP"
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* the device reaches the lowest power consumption only
|
||||
* In SLEEP mode no measurements are performed
|
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* All registers are accessible
|
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* by using the below API able to set the power mode as SLEEP*/
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/* Set the power mode as SLEEP*/
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bme280_set_power_mode(BME280_SLEEP_MODE);
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/*---------------------------------------------------------------------*
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************************* END DE-INITIALIZATION **********************
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*---------------------------------------------------------------------*/
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@@ -335,120 +335,118 @@ return v_data_uncomp_hum_int32;
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/*--------------------------------------------------------------------------*
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||||
* The following function is used to map the I2C bus read, write, delay and
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||||
* device address with global structure bme280
|
||||
* The following function is used to map the I2C bus read, write, delay and
|
||||
* device address with global structure bme280
|
||||
*-------------------------------------------------------------------------*/
|
||||
int8_t BME280::I2C_routine()
|
||||
{
|
||||
{
|
||||
/*--------------------------------------------------------------------------*
|
||||
* By using bme280 the following structure parameter can be accessed
|
||||
* Bus write function pointer: BME280_WR_FUNC_PTR
|
||||
* Bus read function pointer: BME280_RD_FUNC_PTR
|
||||
* Delay function pointer: delay_msec
|
||||
* I2C address: dev_addr
|
||||
* Bus write function pointer: BME280_WR_FUNC_PTR
|
||||
* Bus read function pointer: BME280_RD_FUNC_PTR
|
||||
* Delay function pointer: delay_msec
|
||||
* I2C address: dev_addr
|
||||
*--------------------------------------------------------------------------*/
|
||||
// bme280.bus_write = &BME280::BME280_I2C_bus_write;
|
||||
bme280.bus_write = BME280_I2C_bus_write;
|
||||
// bme280.bus_write = &BME280::BME280_I2C_bus_write;
|
||||
bme280.bus_write = BME280_I2C_bus_write;
|
||||
|
||||
//bme280.bus_write = BME280_I2C_bus_write_dummy;
|
||||
bme280.bus_read = BME280_I2C_bus_read;
|
||||
bme280.dev_addr = BME280_I2C_ADDRESS1;
|
||||
bme280.delay_msec = BME280_delay_msek;
|
||||
//bme280.bus_write = BME280_I2C_bus_write_dummy;
|
||||
bme280.bus_read = BME280_I2C_bus_read;
|
||||
bme280.dev_addr = BME280_I2C_ADDRESS1;
|
||||
bme280.delay_msec = BME280_delay_msek;
|
||||
|
||||
return BME280_INIT_VALUE;
|
||||
return BME280_INIT_VALUE;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*-------------------------------------------------------------------*
|
||||
* The device address defined in the bme280.h file
|
||||
* The device address defined in the bme280.h file
|
||||
*-----------------------------------------------------------------------*/
|
||||
int32_t BME280::i2c_write_string(uint8_t dev_addr,uint8_t* ptr, uint8_t cnt)
|
||||
{
|
||||
mraa::Result ret;
|
||||
m_i2c->address(dev_addr);
|
||||
|
||||
if((ret = m_i2c->write((const uint8_t*) (ptr), cnt)) != 0)
|
||||
{
|
||||
UPM_THROW("I2C write error");
|
||||
|
||||
}
|
||||
mraa::Result ret;
|
||||
m_i2c->address(dev_addr);
|
||||
|
||||
if((ret = m_i2c->write((const uint8_t*) (ptr), cnt)) != 0)
|
||||
{
|
||||
UPM_THROW("I2C write error");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* \Brief: The function is used as I2C bus write
|
||||
* \Return : Status of the I2C write
|
||||
* \param dev_addr : The device address of the sensor
|
||||
* \param reg_addr : Address of the first register, will data is going to be written
|
||||
* \param reg_data : It is a value hold in the array,
|
||||
* will be used for write the value into the register
|
||||
* \param cnt : The no of byte of data to be write
|
||||
/* \Brief: The function is used as I2C bus write
|
||||
* \Return : Status of the I2C write
|
||||
* \param dev_addr : The device address of the sensor
|
||||
* \param reg_addr : Address of the first register, will data is going to be written
|
||||
* \param reg_data : It is a value hold in the array,
|
||||
* will be used for write the value into the register
|
||||
* \param cnt : The no of byte of data to be write
|
||||
*/
|
||||
|
||||
int8_t BME280::BME280_I2C_bus_write(uint8_t dev_addr, uint8_t reg_addr, uint8_t *reg_data, uint8_t cnt)
|
||||
|
||||
{
|
||||
int32_t iError = BME280_INIT_VALUE;
|
||||
static uint8_t array[I2C_BUFFER_LEN];
|
||||
int32_t iError = BME280_INIT_VALUE;
|
||||
static uint8_t array[I2C_BUFFER_LEN];
|
||||
for (int i=0; i<I2C_BUFFER_LEN; i++) array[i]=0;
|
||||
|
||||
uint8_t stringpos = BME280_INIT_VALUE;
|
||||
array[BME280_INIT_VALUE] = reg_addr;
|
||||
for (stringpos = BME280_INIT_VALUE; stringpos < cnt; stringpos++) {
|
||||
array[stringpos + BME280_ONE_U8X] = *(reg_data + stringpos);
|
||||
}
|
||||
iError = i2c_write_string(dev_addr,array, cnt+1);
|
||||
return (int8_t)iError;
|
||||
uint8_t stringpos = BME280_INIT_VALUE;
|
||||
array[BME280_INIT_VALUE] = reg_addr;
|
||||
for (stringpos = BME280_INIT_VALUE; stringpos < cnt; stringpos++) {
|
||||
array[stringpos + BME280_ONE_U8X] = *(reg_data + stringpos);
|
||||
}
|
||||
iError = i2c_write_string(dev_addr,array, cnt+1);
|
||||
return (int8_t)iError;
|
||||
}
|
||||
|
||||
int32_t BME280::i2c_write_read_string(uint8_t dev_addr,uint8_t reg_addr , uint8_t * ptr, uint8_t cnt)
|
||||
{
|
||||
mraa::Result ret;
|
||||
mraa::Result ret;
|
||||
|
||||
m_i2c->address(dev_addr);
|
||||
m_i2c->address(dev_addr);
|
||||
|
||||
if( m_i2c->readBytesReg(reg_addr, ptr, cnt) != cnt)
|
||||
{
|
||||
UPM_THROW("bme280 register read failed");
|
||||
if( m_i2c->readBytesReg(reg_addr, ptr, cnt) != cnt)
|
||||
{
|
||||
UPM_THROW("bme280 register read failed");
|
||||
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* \Brief: The function is used as I2C bus read
|
||||
* \Return : Status of the I2C read
|
||||
* \param dev_addr : The device address of the sensor
|
||||
* \param reg_addr : Address of the first register, will data is going to be read
|
||||
* \param reg_data : This data read from the sensor, which is hold in an array
|
||||
* \param cnt : The no of data byte of to be read
|
||||
/* \Brief: The function is used as I2C bus read
|
||||
* \Return : Status of the I2C read
|
||||
* \param dev_addr : The device address of the sensor
|
||||
* \param reg_addr : Address of the first register, will data is going to be read
|
||||
* \param reg_data : This data read from the sensor, which is hold in an array
|
||||
* \param cnt : The no of data byte of to be read
|
||||
*/
|
||||
int8_t BME280::BME280_I2C_bus_read(uint8_t dev_addr, uint8_t reg_addr, uint8_t *reg_data, uint8_t cnt)
|
||||
{
|
||||
int32_t iError = BME280_INIT_VALUE;
|
||||
uint8_t array[I2C_BUFFER_LEN] = {BME280_INIT_VALUE};
|
||||
uint8_t stringpos = BME280_INIT_VALUE;
|
||||
array[BME280_INIT_VALUE] = reg_addr;
|
||||
i2c_write_read_string(dev_addr,reg_addr,array,cnt);
|
||||
for (stringpos = BME280_INIT_VALUE; stringpos < cnt; stringpos++) {
|
||||
*(reg_data + stringpos) = array[stringpos];
|
||||
}
|
||||
return (int8_t)iError;
|
||||
int32_t iError = BME280_INIT_VALUE;
|
||||
uint8_t array[I2C_BUFFER_LEN] = {BME280_INIT_VALUE};
|
||||
uint8_t stringpos = BME280_INIT_VALUE;
|
||||
array[BME280_INIT_VALUE] = reg_addr;
|
||||
i2c_write_read_string(dev_addr,reg_addr,array,cnt);
|
||||
for (stringpos = BME280_INIT_VALUE; stringpos < cnt; stringpos++) {
|
||||
*(reg_data + stringpos) = array[stringpos];
|
||||
}
|
||||
return (int8_t)iError;
|
||||
}
|
||||
|
||||
/* Brief : The delay routine
|
||||
* \param : delay in ms
|
||||
/* Brief : The delay routine
|
||||
* \param : delay in ms
|
||||
*/
|
||||
void BME280::BME280_delay_msek(uint16_t mseconds)
|
||||
{
|
||||
struct timespec sleepTime;
|
||||
struct timespec sleepTime;
|
||||
|
||||
sleepTime.tv_sec = mseconds / 1000; // Number of seconds
|
||||
sleepTime.tv_nsec = ( mseconds % 1000 ) * 1000000; // Convert fractional seconds to nanoseconds
|
||||
|
||||
// Iterate nanosleep in a loop until the total sleep time is the original
|
||||
// value of the seconds parameter
|
||||
while ( ( nanosleep( &sleepTime, &sleepTime ) != 0 ) && ( errno == EINTR ) );
|
||||
sleepTime.tv_sec = mseconds / 1000; // Number of seconds
|
||||
sleepTime.tv_nsec = ( mseconds % 1000 ) * 1000000; // Convert fractional seconds to nanoseconds
|
||||
|
||||
// Iterate nanosleep in a loop until the total sleep time is the original
|
||||
// value of the seconds parameter
|
||||
while ( ( nanosleep( &sleepTime, &sleepTime ) != 0 ) && ( errno == EINTR ) );
|
||||
}
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user