TSL2568CS datasheet(38/56 Pages) OSRAM

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ams Datasheet

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[v1-00] 2016-Apr-12

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TSL2568, TSL2569 − Application Information: Software

#define RATIO_SCALE 9

//scale ratio by 2^9

//−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

// Integration time scaling factors

//−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

#define CH_SCALE 10

// scale channel values by 2^10

#define CHSCALE_TINT0 0x7517

// 322/11 * 2^CH_SCALE

#define CHSCALE_TINT1 0x0fe

// 322/81 * 2^CH_SCALE

//−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

// T Package coefficients

//−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

// For Ch1/Ch0=0.00 to 0.35:

Lux=0.00763*Ch0−0.01031*Ch1

// For Ch1/Ch0=0.35 to 0.50:

Lux=0.00817*Ch0−0.01188*Ch1

// For Ch1/Ch0=0.50 to 0.60:

Lux=0.00723*Ch0−0.01000*Ch1

// For Ch1/Ch0=0.60 to 0.72:

Lux=0.00573*Ch0−0.00750*Ch1

// For Ch1/Ch0=0.72 to 0.85:

Lux=0.00216*Ch0−0.00254*Ch1

// For Ch1/Ch0>0.85:

Lux/Ch0=0

//−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

#define K1T 0x00b3

// 0.35 * 2^RATIO_SCALE

#define B1T 0x01f4

// 0.00763 * 2^LUX_SCALE

#define M1T 0x02a4

// 0.01031 * 2^LUX_SCALE

#define K2T 0x0100

// 0.50 * 2^RATIO_SCALE

#define B2T 0x0217

// 0.00817 * 2^LUX_SCALE

#define M2T 0x030a

// 0.01188 * 2^LUX_SCALE

#define K3T 0x0133

// 0.60 * 2^RATIO_SCALE

#define B3T 0x01da

// 0.00723 * 2^LUX_SCALE

#define M3T 0x028f

// 0.01000 * 2^LUX_SCALE

#define K4T 0x0171

// 0.72 * 2^RATIO_SCALE

#define B4T 0x0177

// 0.00573 * 2^LUX_SCALE

#define M4T 0x01ec

// 0.00750 * 2^LUX_SCALE

#define K5T 0x01b3

// 0.85 * 2^RATIO_SCALE

#define B5T 0x008d

// 0.00216 * 2^LUX_SCALE

TSL2568CS 数据表(PDF) 38 Page - OSRAM GmbH

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