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Uses the APDS_9960 Digital Proximity, Ambient Light, RGB and Gesture Sensor library to play detected gesture sounds on a speaker from the SDcard
Dependencies: mbed SDFileSystem wave_player
Diff: glibr.h
- Revision:
- 5:3eb4f3091bd8
- Parent:
- 4:84545b0e63a9
- Child:
- 8:6fa15d4e31fb
--- a/glibr.h Thu Mar 05 22:42:17 2015 +0000 +++ b/glibr.h Fri Mar 06 02:06:15 2015 +0000 @@ -73,14 +73,14 @@ #define APDS9960_GFIFO_R 0xFF /* Bit fields */ -#define APDS9960_PON 0b00000001 -#define APDS9960_AEN 0b00000010 -#define APDS9960_PEN 0b00000100 -#define APDS9960_WEN 0b00001000 -#define APSD9960_AIEN 0b00010000 -#define APDS9960_PIEN 0b00100000 -#define APDS9960_GEN 0b01000000 -#define APDS9960_GVALID 0b00000001 +#define APDS9960_PON 0x01 +#define APDS9960_AEN 0x02 +#define APDS9960_PEN 0x04 +#define APDS9960_WEN 0x08 +#define APSD9960_AIEN 0x10 +#define APDS9960_PIEN 0x20 +#define APDS9960_GEN 0x40 +#define APDS9960_GVALID 0x01 /* On/Off definitions */ #define OFF 0 @@ -165,6 +165,37 @@ #define DEFAULT_GCONF3 0 // All photodiodes active during gesture #define DEFAULT_GIEN 0 // Disable gesture interrupts +/* Direction definitions */ +enum { + DIR_NONE, + DIR_LEFT, + DIR_RIGHT, + DIR_UP, + DIR_DOWN, + DIR_NEAR, + DIR_FAR, + DIR_ALL +}; + +/* State definitions */ +enum { + NA_STATE, + NEAR_STATE, + FAR_STATE, + ALL_STATE +}; + +/* Container for gesture data */ +typedef struct gesture_data_type { + uint8_t u_data[32]; + uint8_t d_data[32]; + uint8_t l_data[32]; + uint8_t r_data[32]; + uint8_t index; + uint8_t total_gestures; + uint8_t in_threshold; + uint8_t out_threshold; +} gesture_data_type; class glibr{ @@ -177,31 +208,126 @@ uint8_t ginit(); - bool setMode(uint8_t mode, uint8_t enable); + /* Initialization methods */ + uint8_t getMode(); - bool setLEDDrive(uint8_t drive); - bool setProximityGain(uint8_t drive); - uint8_t getProximityGain(); + bool setMode(uint8_t mode, uint8_t enable); + + /* Turn the APDS-9960 on and off */ + bool enablePower(); + bool disablePower(); + + /* Enable or disable specific sensors */ + bool enableLightSensor(bool interrupts = false); + bool disableLightSensor(); + bool enableProximitySensor(bool interrupts = false); + bool disableProximitySensor(); + bool enableGestureSensor(bool interrupts = true); + bool disableGestureSensor(); + + /* LED drive strength control */ + uint8_t getLEDDrive(); + bool setLEDDrive(uint8_t drive); + uint8_t getGestureLEDDrive(); + bool setGestureLEDDrive(uint8_t drive); + + /* Gain control */ uint8_t getAmbientLightGain(); - bool setAmbientLightGain(uint8_t drive); + bool setAmbientLightGain(uint8_t gain); + uint8_t getProximityGain(); + bool setProximityGain(uint8_t gain); uint8_t getGestureGain(); bool setGestureGain(uint8_t gain); - bool enableLightSensor(bool interrupts); - bool disableLightSensor(); - bool enableProximitySensor(bool interrupts); - bool disableProximitySensor(); + /* Get and set light interrupt thresholds */ + bool getLightIntLowThreshold(uint16_t &threshold); + bool setLightIntLowThreshold(uint16_t threshold); + bool getLightIntHighThreshold(uint16_t &threshold); + bool setLightIntHighThreshold(uint16_t threshold); + + /* Get and set proximity interrupt thresholds */ + bool getProximityIntLowThreshold(uint8_t &threshold); + bool setProximityIntLowThreshold(uint8_t threshold); + bool getProximityIntHighThreshold(uint8_t &threshold); + bool setProximityIntHighThreshold(uint8_t threshold); - bool enableGestureSensor(bool interrupts); - bool disableGestureSensor(); + /* Get and set interrupt enables */ + uint8_t getAmbientLightIntEnable(); + bool setAmbientLightIntEnable(uint8_t enable); + uint8_t getProximityIntEnable(); + bool setProximityIntEnable(uint8_t enable); + uint8_t getGestureIntEnable(); + bool setGestureIntEnable(uint8_t enable); + + /* Clear interrupts */ + bool clearAmbientLightInt(); + bool clearProximityInt(); + + /* Ambient light methods */ + bool readAmbientLight(uint16_t &val); + bool readRedLight(uint16_t &val); + bool readGreenLight(uint16_t &val); + bool readBlueLight(uint16_t &val); + + /* Proximity methods */ + bool readProximity(uint8_t &val); + + /* Gesture methods */ bool isGestureAvailable(); int readGesture(); private: + /* Gesture processing */ + void resetGestureParameters(); + bool processGestureData(); + bool decodeGesture(); + + /* Proximity Interrupt Threshold */ + uint8_t getProxIntLowThresh(); + bool setProxIntLowThresh(uint8_t threshold); + uint8_t getProxIntHighThresh(); + bool setProxIntHighThresh(uint8_t threshold); + + /* LED Boost Control */ + uint8_t getLEDBoost(); + bool setLEDBoost(uint8_t boost); + + /* Proximity photodiode select */ + uint8_t getProxGainCompEnable(); + bool setProxGainCompEnable(uint8_t enable); + uint8_t getProxPhotoMask(); + bool setProxPhotoMask(uint8_t mask); + + /* Gesture threshold control */ + uint8_t getGestureEnterThresh(); + bool setGestureEnterThresh(uint8_t threshold); + uint8_t getGestureExitThresh(); + bool setGestureExitThresh(uint8_t threshold); + + /* Gesture LED, gain, and time control */ + uint8_t getGestureWaitTime(); + bool setGestureWaitTime(uint8_t time); + + /* Gesture mode */ + uint8_t getGestureMode(); + bool setGestureMode(uint8_t mode); + + /* Members */ + gesture_data_type gesture_data_; //instanciation from struct + int gesture_ud_delta_; + int gesture_lr_delta_; + int gesture_ud_count_; + int gesture_lr_count_; + int gesture_near_count_; + int gesture_far_count_; + int gesture_state_; + int gesture_motion_; + + + uint8_t I2CreadByte(char address, char subAddress); int I2CwriteByte(char address, char subAddress, char data); - bool setProxIntLowThresh(uint8_t threshold); - bool setProxIntHighThresh(uint8_t threshold); + int I2CReadDataBlock(uint8_t reg, uint8_t *val, unsigned int len); I2C i2c; };