参数资料
型号: TSL2569T
厂商: AMS-TAOS USA Inc
文件页数: 23/37页
文件大小: 785K
描述: IC LIGHT TO DGTL CONV 6-TMB
标准包装: 1
系列: *
其它名称: TSL2569-TDKR
TSL2568, TSL2569
LIGHT-TO-DIGITAL CONVERTER
TAOS091D  DECEMBER 2008
22
r
r
Copyright E 2008, TAOS Inc.
The LUMENOLOGY r Company
www.taosinc.com
//****************************************************************************
//
// Copyright 20042008 TAOS, Inc.
//
// THIS CODE AND INFORMATION IS PROVIDED AS IS WITHOUT WARRANTY OF ANY
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
// PURPOSE.
//
// Module Name:
// lux.cpp
//
//****************************************************************************
#define LUX_SCALE 16
// scale by 2^16
#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 0x0fe7
// 322/81 * 2^CH_SCALE
//
// T Package coefficients
//
// For Ch1/Ch0=0.00 to 0.35:
//
Lux=0.00763*Ch00.01031*Ch1
//
// For Ch1/Ch0=0.35 to 0.50:
//
Lux=0.00817*Ch00.01188*Ch1
//
// For Ch1/Ch0=0.50 to 0.60:
//
Lux=0.00723*Ch00.01000*Ch1
//
// For Ch1/Ch0=0.60 to 0.72:
//
Lux=0.00573*Ch00.00750*Ch1
//
// For Ch1/Ch0=0.72 to 0.85:
//
Lux=0.00216*Ch00.00254*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
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