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Added support for SPI constructor to enable Hardware SPI #27

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Added support for SPI constructor to enable Hardware SPI #27

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16 changes: 16 additions & 0 deletions Adafruit_ADXL345_U.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -144,6 +144,22 @@ Adafruit_ADXL345_Unified::Adafruit_ADXL345_Unified(uint8_t clock, uint8_t miso,
SPI_BITORDER_MSBFIRST, SPI_MODE1);
}

/**************************************************************************/
/*!
@brief Instantiates a new ADXL345 class in SPI mode
@param theSPI The SPI bus to use
@param cs The pin number for CS, the SPI Chip Select line
@param sensorID A unique ID to use to differentiate the sensor from others
*/
/**************************************************************************/
Adafruit_ADXL345_Unified::Adafruit_ADXL345_Unified(SPIClass *theSPI, uint8_t cs,
int32_t sensorID) {
_sensorID = sensorID;
_range = ADXL345_RANGE_2_G;
spi_dev = new Adafruit_SPIDevice(cs, 1000000, SPI_BITORDER_MSBFIRST,
SPI_MODE1, theSPI);
}

/**************************************************************************/
/*!
@brief Setups the HW (reads coefficients values, etc.)
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1 change: 1 addition & 0 deletions Adafruit_ADXL345_U.h
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Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,7 @@ class Adafruit_ADXL345_Unified : public Adafruit_Sensor {
Adafruit_ADXL345_Unified(int32_t sensorID = -1);
Adafruit_ADXL345_Unified(uint8_t clock, uint8_t miso, uint8_t mosi,
uint8_t cs, int32_t sensorID = -1);
Adafruit_ADXL345_Unified(SPIClass *theSPI, uint8_t cs, int32_t sensorID = -1);
~Adafruit_ADXL345_Unified();

bool begin(uint8_t addr = ADXL345_DEFAULT_ADDRESS);
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