#include "Arduino.h"
#include <Adafruit_BusIO_Register.h>
#include <Adafruit_I2CDevice.h>
#include <Wire.h>

Classes
class	Adafruit_VCNL4040
	Class that stores state and functions for interacting with the VCNL4040 I2C Digital Potentiometer. More...

Macros
#define	VCNL4040_I2CADDR_DEFAULT 0x60
	VCNL4040 default i2c address.

#define	VCNL4040_ALS_CONFIG 0x00
	Ambient light sensor configuration register.

#define	VCNL4040_ALS_THDH 0x01
	Ambient light high threshold register.

#define	VCNL4040_ALS_THDL 0x02
	Ambient light low threshold register.

#define	VCNL4040_PS_CONF1_L 0x03
	Proximity sensor configuration 1/2 register.

#define	VCNL4040_PS_MS_H 0x04
	Proximity sensor configuration 1/2 register.

#define	VCNL4040_PS_THDL 0x06
	Proximity sensor low threshold register.

#define	VCNL4040_PS_THDH 0x07
	Proximity sensor high threshold register.

#define	VCNL4040_PS_DATA 0x08
	Proximity sensor data register.

#define	VCNL4040_ALS_DATA 0x09
	Ambient light sensor data register.

#define	VCNL4040_WHITE_DATA 0x0A
	White light sensor data register.

#define	VCNL4040_INT_FLAG 0x0B
	Interrupt status register.

#define	VCNL4040_DEVICE_ID 0x0C
	Device ID.

Typedefs
typedef enum led_current	VCNL4040_LEDCurrent
	Proximity LED current values. More...

typedef enum led_duty_cycle	VCNL4040_LEDDutyCycle
	Proximity LED duty cycle values. More...

typedef enum ambient_integration_time	VCNL4040_AmbientIntegration
	Ambient light integration time values. More...

typedef enum proximity_integration_time	VCNL4040_ProximityIntegration
	Proximity measurement integration time values. More...

typedef enum proximity_type	VCNL4040_ProximityType
	Proximity interrupt types. More...

typedef enum interrupt_type	VCNL4040_InterruptType
	Interrupt types. More...

Enumerations
enum	led_current { VCNL4040_LED_CURRENT_50MA, VCNL4040_LED_CURRENT_75MA, VCNL4040_LED_CURRENT_100MA, VCNL4040_LED_CURRENT_120MA, VCNL4040_LED_CURRENT_140MA, VCNL4040_LED_CURRENT_160MA, VCNL4040_LED_CURRENT_180MA, VCNL4040_LED_CURRENT_200MA }
	Proximity LED current values. More...

enum	led_duty_cycle { VCNL4040_LED_DUTY_1_40, VCNL4040_LED_DUTY_1_80, VCNL4040_LED_DUTY_1_160, VCNL4040_LED_DUTY_1_320 }
	Proximity LED duty cycle values. More...

enum	ambient_integration_time { VCNL4040_AMBIENT_INTEGRATION_TIME_80MS, VCNL4040_AMBIENT_INTEGRATION_TIME_160MS, VCNL4040_AMBIENT_INTEGRATION_TIME_320MS, VCNL4040_AMBIENT_INTEGRATION_TIME_640MS }
	Ambient light integration time values. More...

enum	proximity_integration_time { VCNL4040_PROXIMITY_INTEGRATION_TIME_1T, VCNL4040_PROXIMITY_INTEGRATION_TIME_1_5T, VCNL4040_PROXIMITY_INTEGRATION_TIME_2T, VCNL4040_PROXIMITY_INTEGRATION_TIME_2_5T, VCNL4040_PROXIMITY_INTEGRATION_TIME_3T, VCNL4040_PROXIMITY_INTEGRATION_TIME_3_5T, VCNL4040_PROXIMITY_INTEGRATION_TIME_4T, VCNL4040_PROXIMITY_INTEGRATION_TIME_8T }
	Proximity measurement integration time values. More...

enum	proximity_type { VCNL4040_PROXIMITY_INT_DISABLE, VCNL4040_PROXIMITY_INT_CLOSE, VCNL4040_PROXIMITY_INT_AWAY, VCNL4040_PROXIMITY_INT_CLOSE_AWAY }
	Proximity interrupt types. More...

enum	interrupt_type { VCNL4040_PROXIMITY_AWAY, VCNL4040_PROXIMITY_CLOSE, VCNL4040_AMBIENT_HIGH = 4, VCNL4040_AMBIENT_LOW }
	Interrupt types. More...

Detailed Description

I2C Driver for VCNL4040 proximity and ambient light sensor

This is a library for the Adafruit VCNL4040 breakout: https://www.adafruit.com/product/4161

Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit!

BSD license (see license.txt)