Diff: MAX30102/MAX30102.h

Revision:

0:83277b73a1f8

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MAX30102/MAX30102.h	Sun Jul 28 08:14:38 2019 +0000
@@ -0,0 +1,138 @@
+/*
+#define MAX30102_ADDRESS          0x57 //7-bit I2C Address
+//Note that MAX30102 has the same I2C address and Part ID
+
+#define I2C_SPEED_STANDARD        100000
+#define I2C_SPEED_FAST            400000
+
+
+//Define the size of the I2C buffer based on the platform the user has
+#if defined(__AVR_ATmega328P__) || defined(__AVR_ATmega168__)
+
+  //I2C_BUFFER_LENGTH is defined in Wire.H
+  #define I2C_BUFFER_LENGTH BUFFER_LENGTH
+
+#elif defined(__SAMD21G18A__)
+
+  //SAMD21 uses RingBuffer.h
+  #define I2C_BUFFER_LENGTH SERIAL_BUFFER_SIZE
+
+#else
+
+  //The catch-all default is 32
+  #define I2C_BUFFER_LENGTH 32
+
+#endif
+
+class MAX30102 {
+ public: 
+  MAX30102(void);
+
+ // bool begin(TwoWire &wirePort = Wire, uint32_t i2cSpeed = I2C_SPEED_STANDARD, uint8_t i2caddr = MAX30102_ADDRESS);
+
+  uint32_t getRed(void); //Returns immediate red value
+  uint32_t getIR(void); //Returns immediate IR value
+  uint32_t getGreen(void); //Returns immediate green value
+  bool safeCheck(uint8_t maxTimeToCheck); //Given a max amount of time, check for new data
+
+  // Configuration
+  void softReset();
+  void shutDown(); 
+  void wakeUp(); 
+
+  void setLEDMode(uint8_t mode);
+
+  void setADCRange(uint8_t adcRange);
+  void setSampleRate(uint8_t sampleRate);
+  void setPulseWidth(uint8_t pulseWidth);
+
+  void setPulseAmplitudeRed(uint8_t value);
+  void setPulseAmplitudeIR(uint8_t value);
+  void setPulseAmplitudeGreen(uint8_t value);
+  void setPulseAmplitudeProximity(uint8_t value);
+
+  void setProximityThreshold(uint8_t threshMSB);
+
+  //Multi-led configuration mode (page 22)
+  void enableSlot(uint8_t slotNumber, uint8_t device); //Given slot number, assign a device to slot
+  void disableSlots(void);
+  
+  // Data Collection
+
+  //Interrupts (page 13, 14)
+  uint8_t getINT1(void); //Returns the main interrupt group
+  uint8_t getINT2(void); //Returns the temp ready interrupt
+  void enableAFULL(void); //Enable/disable individual interrupts
+  void disableAFULL(void);
+  void enableDATARDY(void);
+  void disableDATARDY(void);
+  void enableALCOVF(void);
+  void disableALCOVF(void);
+  void enablePROXINT(void);
+  void disablePROXINT(void);
+  void enableDIETEMPRDY(void);
+  void disableDIETEMPRDY(void);
+
+  //FIFO Configuration (page 18)
+  void setFIFOAverage(uint8_t samples);
+  void enableFIFORollover();
+  void disableFIFORollover();
+  void setFIFOAlmostFull(uint8_t samples);
+  
+  //FIFO Reading
+  uint16_t check(void); //Checks for new data and fills FIFO
+  uint8_t available(void); //Tells caller how many new samples are available (head - tail)
+  void nextSample(void); //Advances the tail of the sense array
+  uint32_t getFIFORed(void); //Returns the FIFO sample pointed to by tail
+  uint32_t getFIFOIR(void); //Returns the FIFO sample pointed to by tail
+  uint32_t getFIFOGreen(void); //Returns the FIFO sample pointed to by tail
+
+  uint8_t getWritePointer(void);
+  uint8_t getReadPointer(void);
+  void clearFIFO(void); //Sets the read/write pointers to zero
+
+  //Proximity Mode Interrupt Threshold
+  void setPROXINTTHRESH(uint8_t val);
+
+  // Die Temperature
+  float readTemperature();
+  float readTemperatureF();
+
+  // Detecting ID/Revision
+  uint8_t getRevisionID();
+  uint8_t readPartID();  
+
+  // Setup the IC with user selectable settings
+  void setup(byte powerLevel = 0x1F, byte sampleAverage = 4, byte ledMode = 3, int sampleRate = 400, int pulseWidth = 411, int adcRange = 4096);
+
+  // Low-level I2C communication
+  uint8_t readRegister8(uint8_t address, uint8_t reg);
+  void writeRegister8(uint8_t address, uint8_t reg, uint8_t value);
+
+ private:
+  TwoWire *_i2cPort; //The generic connection to user's chosen I2C hardware
+  uint8_t _i2caddr;
+
+  //activeLEDs is the number of channels turned on, and can be 1 to 3. 2 is common for Red+IR.
+  byte activeLEDs; //Gets set during setup. Allows check() to calculate how many bytes to read from FIFO
+  
+  uint8_t revisionID; 
+
+  void readRevisionID();
+
+  void bitMask(uint8_t reg, uint8_t mask, uint8_t thing);
+ 
+   #define STORAGE_SIZE 4 //Each long is 4 bytes so limit this to fit on your micro
+  typedef struct Record
+  {
+    uint32_t red[STORAGE_SIZE];
+    uint32_t IR[STORAGE_SIZE];
+    uint32_t green[STORAGE_SIZE];
+    byte head;
+    byte tail;
+  } sense_struct; //This is our circular buffer of readings from the sensor
+
+  sense_struct sense;
+
+};
+*/