Manuel Caballero
Infrared Thermopile Sensor in Chip-Scale Package
Diff: AMG8833.cpp
- Revision:
- 2:4c2811c6faa1
- Parent:
- 0:45558cd7570d
- Child:
- 4:d3c9c6df14a8
--- a/AMG8833.cpp Fri Jan 11 13:10:56 2019 +0000
+++ b/AMG8833.cpp Fri Jan 11 13:31:59 2019 +0000
@@ -0,0 +1,788 @@
+/**
+ * @brief AMG8833.c
+ * @details Infrared Thermopile Sensor in Chip-Scale Package.
+ * Functions file.
+ *
+ *
+ * @return N/A
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A
+ * @pre This code belongs to Nimbus Centre ( http://www.nimbus.cit.ie ). All rights reserved.
+ */
+
+#include "AMG8833.h"
+
+
+AMG8833::AMG8833 ( PinName sda, PinName scl, uint32_t addr, uint32_t freq )
+ : _i2c ( sda, scl )
+ , _AMG8833_Addr ( addr )
+{
+ _i2c.frequency( freq );
+}
+
+
+AMG8833::~AMG8833()
+{
+}
+
+
+
+/**
+ * @brief AMG8833_GetOperationMode ( AMG8833_data_t* )
+ *
+ * @details It reads the operation mode ( power control register ).
+ *
+ * @param[in] N/A.
+ *
+ * @param[out] myOperationMode: Current operation mode.
+ *
+ *
+ * @return Status of AMG8833_GetOperationMode.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_GetOperationMode ( AMG8833_data_t* myOperationMode )
+{
+ char cmd = 0U;
+ uint32_t aux;
+
+
+ /* Read the register */
+ cmd = AMG8833_PCTL;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd, 1U, true );
+ aux = _i2c.read ( _AMG8833_Addr, &cmd, 1U );
+
+
+ /* Parse data */
+ myOperationMode->operationMode = (AMG8833_pctl_t)cmd;
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_SetOperationMode ( AMG8833_data_t* )
+ *
+ * @details It sets the operation mode ( power control register ).
+ *
+ * @param[in] myOperationMode: Operation mode.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_SetOperationMode.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_SetOperationMode ( AMG8833_data_t myOperationMode )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+
+ /* Update the register */
+ cmd[0] = AMG8833_PCTL;
+ cmd[1] = myOperationMode.operationMode;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_SoftwareReset ( AMG8833_rst_t )
+ *
+ * @details It sets the reset mode.
+ *
+ * @param[in] mySoftwareReset: Reset mode.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_SoftwareReset.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_SoftwareReset ( AMG8833_rst_t mySoftwareReset )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+
+ /* Update the register */
+ cmd[0] = AMG8833_RST;
+ cmd[1] = mySoftwareReset;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_SetFrameMode ( AMG8833_fpsc_t )
+ *
+ * @details It sets frame mode.
+ *
+ * @param[in] myFrameMode: Frame mode.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_SetFrameMode.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_SetFrameMode ( AMG8833_fpsc_t myFrameMode )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+
+ /* Update the register */
+ cmd[0] = AMG8833_FPSC;
+ cmd[1] = myFrameMode;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_SetInterruptFunctionMode ( AMG8833_intmod_t , AMG8833_inten_t )
+ *
+ * @details It sets interrupt function mode.
+ *
+ * @param[in] myInterruptMode: Interrupt mode.
+ * @param[in] myInterruptOutput: Interrupt output mode.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_SetInterruptFunctionMode.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_SetInterruptFunctionMode ( AMG8833_intmod_t myInterruptMode, AMG8833_inten_t myInterruptOutput )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+
+ /* Update the register */
+ cmd[0] = AMG8833_INTC;
+ cmd[1] = ( myInterruptMode | myInterruptOutput );
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_GetStatusRegisterValue ( uint8_t* )
+ *
+ * @details It gets the status register value.
+ *
+ * @param[in] N/A.
+ *
+ * @param[out] myStatusRegisterValue: Current status register value.
+ *
+ *
+ * @return Status of AMG8833_GetStatusRegisterValue.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_GetStatusRegisterValue ( uint8_t* myStatusRegisterValue )
+{
+ char cmd = 0U;
+ uint32_t aux;
+
+
+ /* Update the register */
+ cmd = AMG8833_STAT;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd, 1U, true );
+ aux = _i2c.read ( _AMG8833_Addr, &cmd, 1U );
+
+
+ /* Parse data */
+ *myStatusRegisterValue = cmd;
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_ClearFlags ( uint8_t )
+ *
+ * @details It clears overflow and/or interrupt flags.
+ *
+ * @param[in] myFlagsToBeCleared: OVT_CLR_THERMISTOR_TEMPERATURE_OVERFLOW_CLEAR_FLAG and/or
+ * OVS_CLR_TEMPERATURE_OVERFLOW_CLEAR_FLAG and/or
+ * INTCLR_INTERRUPT_OUTBREAK_CLEAR_FLAG.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_ClearFlags.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_ClearFlags ( uint8_t myFlagsToBeCleared )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+
+ /* Update the register */
+ cmd[0] = AMG8833_SCLR;
+ cmd[1] = myFlagsToBeCleared;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_SetAverageOutputMode ( AMG8833_mamod_t )
+ *
+ * @details It sets twice moving average output mode.
+ *
+ * @param[in] myAverageOutputMode: Average output mode.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_SetAverageOutputMode.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_SetAverageOutputMode ( AMG8833_mamod_t myAverageOutputMode )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+
+ /* Update the register */
+ cmd[0] = AMG8833_AVE;
+ cmd[1] = myAverageOutputMode;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_SetInterruptLevel ( int16_t , int16_t )
+ *
+ * @details It sets interrupt level upper/lower limit.
+ *
+ * @param[in] myUpperLimit: Interrupt Level upper limit.
+ * @param[in] myLowerLimit: Interrupt Level loweer limit.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_SetInterruptLevel.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_SetInterruptLevel ( int16_t myUpperLimit, int16_t myLowerLimit )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+ /* 12 bit resolution ( 11 bit + sign ) only */
+ if ( ( ( myUpperLimit < -4095 ) || ( myUpperLimit > 4095 ) ) || ( ( myLowerLimit < -4095 ) || ( myLowerLimit > 4095 ) ) )
+ {
+ return AMG8833_FAILURE;
+ }
+ else
+ {
+ /* Update upper limit */
+ /* Update the register: INTHL */
+ cmd[0] = AMG8833_INTHL;
+ cmd[1] = (uint8_t)( myUpperLimit & 0x00FF );
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+ /* Update the register: INTHH */
+ cmd[0] = AMG8833_INTHH;
+ cmd[1] = (uint8_t)( ( myUpperLimit >> 8U ) & LIMIT_HYSTERESIS_INTHH_MASK );
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+ /* Update lower limit */
+ /* Update the register: INTLL */
+ cmd[0] = AMG8833_INTLL;
+ cmd[1] = (uint8_t)( myLowerLimit & 0x00FF );
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+ /* Update the register: INTLL */
+ cmd[0] = AMG8833_INTLH;
+ cmd[1] = (uint8_t)( ( myLowerLimit >> 8U ) & LIMIT_HYSTERESIS_INTLH_MASK );
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+ }
+
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_SetHysteresisLevel ( int16_t )
+ *
+ * @details It sets interrupt hysteresis level when interrupt is generated.
+ *
+ * @param[in] myHysteresisLimit: Interrupt Hysteresis Level when Interrupt is generated.
+ *
+ * @param[out] N/A.
+ *
+ *
+ * @return Status of AMG8833_SetHysteresisLevel.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_SetHysteresisLevel ( int16_t myHysteresisLimit )
+{
+ char cmd[] = { 0U, 0U };
+ uint32_t aux;
+
+ /* 12 bit resolution ( 11 bit + sign ) only */
+ if ( ( myHysteresisLimit < -4095 ) || ( myHysteresisLimit > 4095) )
+ {
+ return AMG8833_FAILURE;
+ }
+ else
+ {
+ /* Hysteresis: Update the register: IHYSL */
+ cmd[0] = AMG8833_IHYSL;
+ cmd[1] = (uint8_t)( myHysteresisLimit & 0x00FF );
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+
+ /* Hysteresis: Update the register: IHYSH */
+ cmd[0] = AMG8833_IHYSH;
+ cmd[1] = (uint8_t)( ( myHysteresisLimit >> 8U ) & LIMIT_HYSTERESIS_IHYSH_MASK );
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ), false );
+ }
+
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_GetThermistorRawData ( AMG8833_data_t* )
+ *
+ * @details It gets thermistor raw temperature data.
+ *
+ * @param[in] N/A.
+ *
+ * @param[out] myThermistorRawData: Thermistor raw temperature data.
+ *
+ *
+ * @return Status of AMG8833_GetThermistorRawData.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_GetThermistorRawData ( AMG8833_data_t* myThermistorRawData )
+{
+ char cmd[2] = { 0U };
+ uint32_t aux;
+
+ /* Read the register */
+ cmd[0] = AMG8833_TTHL;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], 1U, true );
+ aux = _i2c.read ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ) );
+
+ /* Parse the data */
+ myThermistorRawData->termistorOutputRawValue = cmd[1];
+ myThermistorRawData->termistorOutputRawValue <<= 8U;
+ myThermistorRawData->termistorOutputRawValue |= cmd[0];
+
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_GetThermistorValue ( AMG8833_data_t* )
+ *
+ * @details It gets thermistor temperature data.
+ *
+ * @param[in] N/A.
+ *
+ * @param[out] myThermistorValue: Thermistor temperature data.
+ *
+ *
+ * @return Status of AMG8833_GetThermistorValue.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_GetThermistorValue ( AMG8833_data_t* myThermistorValue )
+{
+ float mySign = 0.0;
+ AMG8833::AMG8833_status_t aux;
+
+ /* Get thermistor raw temperature data */
+ aux = AMG8833_GetThermistorRawData ( myThermistorValue );
+
+ /* Check if the temperature is negative */
+ if ( ( myThermistorValue->termistorOutputRawValue & 0x800 ) == 0x800 )
+ {
+ myThermistorValue->termistorOutputRawValue &= 0x800;
+ mySign = -1.0;
+ }
+ else
+ {
+ mySign = 1.0;
+ }
+
+
+ /* Parse the data */
+ myThermistorValue->termistorOutputValue = ( mySign ) * ( (float)( myThermistorValue->termistorOutputRawValue * THERMISTOR_RESOLUTION ) );
+
+
+
+
+ if ( aux == AMG8833_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_GetPixelInterruptTable ( AMG8833_data_t* )
+ *
+ * @details It gets pixel interrupt table.
+ *
+ * @param[in] N/A.
+ *
+ * @param[out] myPixelInterruptTable: Pixel interrupt table.
+ *
+ *
+ * @return Status of AMG8833_GetPixelInterruptTable.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_GetPixelInterruptTable ( AMG8833_data_t* myPixelInterruptTable )
+{
+ char cmd = 0U;
+ uint32_t aux;
+
+ /* Get pixel interrupt table */
+ cmd = AMG8833_INT0;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd, 1U, true );
+ aux = _i2c.read ( _AMG8833_Addr, (char*)&myPixelInterruptTable->pixelInterruptTable[0], 64U );
+
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_GetPixelRawTemperatures ( AMG8833_data_t* )
+ *
+ * @details It gets pixel raw temperature data.
+ *
+ * @param[in] N/A.
+ *
+ * @param[out] myPixelRawTemperatureData: Pixel raw temperature data.
+ *
+ *
+ * @return Status of AMG8833_GetPixelRawTemperatures.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_GetPixelRawTemperatures ( AMG8833_data_t* myPixelRawTemperatureData )
+{
+ char cmd[128] = { 0U };
+ uint8_t i = 0U;
+ uint32_t aux;
+
+ /* Get pixel raw temperature value */
+ cmd[0] = AMG8833_T01L;
+ aux = _i2c.write ( _AMG8833_Addr, &cmd[0], 1U, true );
+ aux = _i2c.read ( _AMG8833_Addr, &cmd[0], sizeof( cmd )/sizeof( cmd[0] ) );
+
+
+
+ for ( i = 0U; i < ( 64U ); i++ )
+ {
+ myPixelRawTemperatureData->pixelOutputRawValues[i] = cmd[( i << 1U ) + 1U];
+ myPixelRawTemperatureData->pixelOutputRawValues[i] <<= 8U;
+ myPixelRawTemperatureData->pixelOutputRawValues[i] |= cmd[( i << 1U )];
+ }
+
+
+
+
+ if ( aux == I2C_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
+
+
+
+/**
+ * @brief AMG8833_GetPixelTemperatures ( AMG8833_data_t* )
+ *
+ * @details It gets pixel temperature value in Celsius degrees.
+ *
+ * @param[in] N/A.
+ *
+ * @param[out] myPixelTemperatureData: Pixel temperature data.
+ *
+ *
+ * @return Status of AMG8833_GetPixelTemperatures.
+ *
+ *
+ * @author Manuel Caballero
+ * @date 11/January/2019
+ * @version 11/January/2019 The ORIGIN
+ * @pre N/A.
+ * @warning N/A.
+ */
+AMG8833::AMG8833_status_t AMG8833::AMG8833_GetPixelTemperatures ( AMG8833_data_t* myPixelTemperatureData )
+{
+ char i = 0U;
+ float mySign = 0.0;
+ AMG8833::AMG8833_status_t aux;
+
+ /* Get pixel raw temperature data */
+ aux = AMG8833_GetPixelRawTemperatures ( myPixelTemperatureData );
+
+
+ /* Parse the data */
+ for ( i = 0U; i < 64U; i++ )
+ {
+ /* Check if the temperature is negative */
+ if ( ( myPixelTemperatureData->pixelOutputRawValues[i] & 0x800 ) == 0x800 )
+ {
+ myPixelTemperatureData->pixelOutputRawValues[i] = ~myPixelTemperatureData->pixelOutputRawValues[i];
+ myPixelTemperatureData->pixelOutputRawValues[i] += 1U;
+ mySign = -1.0;
+ }
+ else
+ {
+ mySign = 1.0;
+ }
+
+
+ /* Parse the data */
+ myPixelTemperatureData->pixelOutputValues[i] = ( mySign ) * ( (float)( myPixelTemperatureData->pixelOutputRawValues[i] * TEMPERATURE_RESOLUTION ) );
+
+ }
+
+
+
+ if ( aux == AMG8833_SUCCESS )
+ {
+ return AMG8833_SUCCESS;
+ }
+ else
+ {
+ return AMG8833_FAILURE;
+ }
+}
\ No newline at end of file