DFRobot_MAX30102 Heart-rate & Oximeter Sensor Library

  /*!
   *@brief Init Sensor
   *@param pWire IIC bus pointer object and construction device, can both pass or not pass parameters (Wire in default)
   *@param i2cAddr Chip IIC address (0x57 in default)
   *@return true or false
   */
  bool begin(TwoWire *pWire = &Wire, uint8_t i2cAddr = MAX30102_IIC_ADDRESS);

  /*!
   *@brief Use macro definition to configure sensor 
   *@param ledBrightness LED brightness, default value: 0x1F（6.4mA), Range: 0~255（0=Off, 255=50mA）
   *@param sampleAverage Average multiple samples then draw once, reduce data throughput, default 4 samples average
   *@param ledMode LED mode, default to use red light and IR at the same time 
   *@param sampleRate Sampling rate, default 400 samples every second 
   *@param pulseWidth Pulse width: the longer the pulse width, the wider the detection range. Default to be Max range 
   *@param adcRange ADC Measurement Range, default 4096 (nA)，15.63(pA) per LSB
   */
  void sensorConfiguration(uint8_t ledBrightness = 0x1F, uint8_t sampleAverage = SAMPLEAVG_4, \
                           uint8_t ledMode = MODE_MULTILED, uint8_t sampleRate = SAMPLERATE_400, \
                           uint8_t pulseWidth = PULSEWIDTH_411, uint8_t adcRange = ADCRANGE_4096);

  /*!
   *@brief get red value 
   *@return Red light reading
   */
  uint32_t getRed(void);

  /*!
   *@brief Get IR value 
   *@return IR reading 
   */
  uint32_t getIR(void);

  /*!
   *@brief Get module temperature in unit °C
   *@return Float temperature 
   */
  float readTemperatureC();

  /*!
   *@brief Get module temperature in unit ℉
   *@return Float temperature 
   */
  float readTemperatureF();

  /*!
   *@brief Calculate heart rate and SPO2 
   *@param *SPO2                  [out]Calculated SPO2
   *@param *SPO2Valid             [out]If the calculated SPO2 is valid, the value is 1
   *@param *heartRate             [out]Calculated heart-rate
   *@param *heartRateValid        [out]If the calculated heart-rate is valid, the value is 1
   */
  void heartrateAndOxygenSaturation(int32_t* SPO2,int8_t* SPO2Valid,int32_t* heartRate,int8_t* heartRateValid);