Tasmota/lib/lib_i2c/Adafruit_TSL2591_Library/Adafruit_TSL2591.h

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2019-11-13 10:46:56 +00:00
/**************************************************************************/
/*!
@file Adafruit_TSL2591.h
@author KT0WN (adafruit.com)
This is a library for the Adafruit TSL2591 breakout board
This library works with the Adafruit TSL2591 breakout
----> https://www.adafruit.com/products/1980
Check out the links above for our tutorials and wiring diagrams
These chips use I2C to communicate
Adafruit invests time and resources providing this open source code,
please support Adafruit and open-source hardware by purchasing
products from Adafruit!
*/
/**************************************************************************/
#ifndef _TSL2591_H_
#define _TSL2591_H_
#if ARDUINO >= 100
#include <Arduino.h>
#else
#include <WProgram.h>
#endif
#include <Wire.h>
/// Enumeration for the sensor integration timing
typedef enum
{
TSL2591_INTEGRATIONTIME_100MS = 0x00, // 100 millis
TSL2591_INTEGRATIONTIME_200MS = 0x01, // 200 millis
TSL2591_INTEGRATIONTIME_300MS = 0x02, // 300 millis
TSL2591_INTEGRATIONTIME_400MS = 0x03, // 400 millis
TSL2591_INTEGRATIONTIME_500MS = 0x04, // 500 millis
TSL2591_INTEGRATIONTIME_600MS = 0x05, // 600 millis
}
tsl2591IntegrationTime_t;
/// Enumeration for the sensor gain
typedef enum
{
TSL2591_GAIN_LOW = 0x00, /// low gain (1x)
TSL2591_GAIN_MED = 0x10, /// medium gain (25x)
TSL2591_GAIN_HIGH = 0x20, /// medium gain (428x)
TSL2591_GAIN_MAX = 0x30, /// max gain (9876x)
}
tsl2591Gain_t;
/**************************************************************************/
/*!
@brief Class that stores state and functions for interacting with TSL2591 Light Sensor
*/
/**************************************************************************/
class Adafruit_TSL2591
{
public:
Adafruit_TSL2591();
boolean begin ( void );
void enable ( void );
void disable ( void );
float calculateLux ( uint16_t ch0, uint16_t ch1 );
void setGain ( tsl2591Gain_t gain );
void setTiming ( tsl2591IntegrationTime_t integration );
uint16_t getLuminosity (uint8_t channel );
uint32_t getFullLuminosity ( );
tsl2591IntegrationTime_t getTiming();
tsl2591Gain_t getGain();
private:
void write8 ( uint8_t r);
void write8 ( uint8_t r, uint8_t v );
uint16_t read16 ( uint8_t reg );
uint8_t read8 ( uint8_t reg );
tsl2591IntegrationTime_t _integration;
tsl2591Gain_t _gain;
boolean _initialized;
};
#endif