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#ifndef LUX_TSL2561_H#define LUX_TSL2561_H#define TSL2561_VISIBLE 2 // channel 0 - channel 1#define TSL2561_INFRARED 1 // channel 1#define TSL2561_FULLSPECTRUM 0 // channel 0// 3 i2c address options!#define TSL2561_ADDR_LOW 0x29#define TSL2561_ADDR_FLOAT 0x39#define TSL2561_ADDR_HIGH 0x49// Lux calculations differ slightly for CS package//#define TSL2561_PACKAGE_CS#define TSL2561_PACKAGE_T_FN_CL#define TSL2561_READBIT (0x01)#define TSL2561_COMMAND_BIT (0x80) // Must be 1#define TSL2561_CLEAR_BIT (0x40) // Clears any pending interrupt (write 1 to clear)#define TSL2561_WORD_BIT (0x20) // 1 = read/write word (rather than byte)#define TSL2561_BLOCK_BIT (0x10) // 1 = using block read/write#define TSL2561_CONTROL_POWERON (0x03)#define TSL2561_CONTROL_POWEROFF (0x00)#define TSL2561_LUX_LUXSCALE (14) // Scale by 2^14#define TSL2561_LUX_RATIOSCALE (9) // Scale ratio by 2^9#define TSL2561_LUX_CHSCALE (10) // Scale channel values by 2^10#define TSL2561_LUX_CHSCALE_TINT0 (0x7517) // 322/11 * 2^TSL2561_LUX_CHSCALE#define TSL2561_LUX_CHSCALE_TINT1 (0x0FE7) // 322/81 * 2^TSL2561_LUX_CHSCALE// T, FN and CL package values#define TSL2561_LUX_K1T (0x0040) // 0.125 * 2^RATIO_SCALE#define TSL2561_LUX_B1T (0x01f2) // 0.0304 * 2^LUX_SCALE#define TSL2561_LUX_M1T (0x01be) // 0.0272 * 2^LUX_SCALE#define TSL2561_LUX_K2T (0x0080) // 0.250 * 2^RATIO_SCALE#define TSL2561_LUX_B2T (0x0214) // 0.0325 * 2^LUX_SCALE#define TSL2561_LUX_M2T (0x02d1) // 0.0440 * 2^LUX_SCALE#define TSL2561_LUX_K3T (0x00c0) // 0.375 * 2^RATIO_SCALE#define TSL2561_LUX_B3T (0x023f) // 0.0351 * 2^LUX_SCALE#define TSL2561_LUX_M3T (0x037b) // 0.0544 * 2^LUX_SCALE#define TSL2561_LUX_K4T (0x0100) // 0.50 * 2^RATIO_SCALE#define TSL2561_LUX_B4T (0x0270) // 0.0381 * 2^LUX_SCALE#define TSL2561_LUX_M4T (0x03fe) // 0.0624 * 2^LUX_SCALE#define TSL2561_LUX_K5T (0x0138) // 0.61 * 2^RATIO_SCALE#define TSL2561_LUX_B5T (0x016f) // 0.0224 * 2^LUX_SCALE#define TSL2561_LUX_M5T (0x01fc) // 0.0310 * 2^LUX_SCALE#define TSL2561_LUX_K6T (0x019a) // 0.80 * 2^RATIO_SCALE#define TSL2561_LUX_B6T (0x00d2) // 0.0128 * 2^LUX_SCALE#define TSL2561_LUX_M6T (0x00fb) // 0.0153 * 2^LUX_SCALE#define TSL2561_LUX_K7T (0x029a) // 1.3 * 2^RATIO_SCALE#define TSL2561_LUX_B7T (0x0018) // 0.00146 * 2^LUX_SCALE#define TSL2561_LUX_M7T (0x0012) // 0.00112 * 2^LUX_SCALE#define TSL2561_LUX_K8T (0x029a) // 1.3 * 2^RATIO_SCALE#define TSL2561_LUX_B8T (0x0000) // 0.000 * 2^LUX_SCALE#define TSL2561_LUX_M8T (0x0000) // 0.000 * 2^LUX_SCALE// CS package values#define TSL2561_LUX_K1C (0x0043) // 0.130 * 2^RATIO_SCALE#define TSL2561_LUX_B1C (0x0204) // 0.0315 * 2^LUX_SCALE#define TSL2561_LUX_M1C (0x01ad) // 0.0262 * 2^LUX_SCALE#define TSL2561_LUX_K2C (0x0085) // 0.260 * 2^RATIO_SCALE#define TSL2561_LUX_B2C (0x0228) // 0.0337 * 2^LUX_SCALE#define TSL2561_LUX_M2C (0x02c1) // 0.0430 * 2^LUX_SCALE#define TSL2561_LUX_K3C (0x00c8) // 0.390 * 2^RATIO_SCALE#define TSL2561_LUX_B3C (0x0253) // 0.0363 * 2^LUX_SCALE#define TSL2561_LUX_M3C (0x0363) // 0.0529 * 2^LUX_SCALE#define TSL2561_LUX_K4C (0x010a) // 0.520 * 2^RATIO_SCALE#define TSL2561_LUX_B4C (0x0282) // 0.0392 * 2^LUX_SCALE#define TSL2561_LUX_M4C (0x03df) // 0.0605 * 2^LUX_SCALE#define TSL2561_LUX_K5C (0x014d) // 0.65 * 2^RATIO_SCALE#define TSL2561_LUX_B5C (0x0177) // 0.0229 * 2^LUX_SCALE#define TSL2561_LUX_M5C (0x01dd) // 0.0291 * 2^LUX_SCALE#define TSL2561_LUX_K6C (0x019a) // 0.80 * 2^RATIO_SCALE#define TSL2561_LUX_B6C (0x0101) // 0.0157 * 2^LUX_SCALE#define TSL2561_LUX_M6C (0x0127) // 0.0180 * 2^LUX_SCALE#define TSL2561_LUX_K7C (0x029a) // 1.3 * 2^RATIO_SCALE#define TSL2561_LUX_B7C (0x0037) // 0.00338 * 2^LUX_SCALE#define TSL2561_LUX_M7C (0x002b) // 0.00260 * 2^LUX_SCALE#define TSL2561_LUX_K8C (0x029a) // 1.3 * 2^RATIO_SCALE#define TSL2561_LUX_B8C (0x0000) // 0.000 * 2^LUX_SCALE#define TSL2561_LUX_M8C (0x0000) // 0.000 * 2^LUX_SCALEenum {TSL2561_REGISTER_CONTROL = 0x00,TSL2561_REGISTER_TIMING = 0x01,TSL2561_REGISTER_THRESHHOLDL_LOW = 0x02,TSL2561_REGISTER_THRESHHOLDL_HIGH = 0x03,TSL2561_REGISTER_THRESHHOLDH_LOW = 0x04,TSL2561_REGISTER_THRESHHOLDH_HIGH = 0x05,TSL2561_REGISTER_INTERRUPT = 0x06,TSL2561_REGISTER_CRC = 0x08,TSL2561_REGISTER_ID = 0x0A,TSL2561_REGISTER_CHAN0_LOW = 0x0C,TSL2561_REGISTER_CHAN0_HIGH = 0x0D,TSL2561_REGISTER_CHAN1_LOW = 0x0E,TSL2561_REGISTER_CHAN1_HIGH = 0x0F};typedef enum {TSL2561_INTEGRATIONTIME_13MS = 0x00, // 13.7msTSL2561_INTEGRATIONTIME_101MS = 0x01, // 101msTSL2561_INTEGRATIONTIME_402MS = 0x02 // 402ms}tsl2561IntegrationTime_t;typedef enum {TSL2561_GAIN_0X = 0x00, // No gainTSL2561_GAIN_16X = 0x10 // 16x gain}tsl2561Gain_t;typedef struct __TSL25611_DATA {unsigned char address;tsl2561IntegrationTime_t integration;tsl2561Gain_t gain;} TSL2561_DATA;void LUX_Init(unsigned char address);void LUX_Begin(void);void LUX_Enable(void);void LUX_Disable(void);void LUX_Set_Timing(tsl2561IntegrationTime_t integration);void LUX_Set_Gain(tsl2561Gain_t gain);unsigned long LUX_Calculate_Lux(unsigned int ch0, unsigned int ch1);unsigned long LUX_Get_Full_Luminosity(void);unsigned int LUX_Get_Luminosity(unsigned char channel);void LUX_Write_2_Bytes(unsigned char reg, unsigned char value);unsigned int LUX_Read_2_Bytes(unsigned char reg);#endif /* LUX_TSL2561_H */