tcs37727-internal.h

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/*
 * SPDX-FileCopyrightText: 2015 PHYTEC Messtechnik GmbH
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#ifdef __cplusplus
extern "C"
{
#endif
 
#ifndef TCS37727_AG_THRESHOLD_LOW
#define TCS37727_AG_THRESHOLD_LOW       200
#endif
 
#ifndef TCS37727_AG_THRESHOLD_HIGH
#define TCS37727_AG_THRESHOLD_HIGH      (65535 - TCS37727_AG_THRESHOLD_LOW)
#endif

#define TCS37727_ENABLE             0x80 
#define TCS37727_ATIME              0x81 
#define TCS37727_PTIME              0x82 
#define TCS37727_WTIME              0x83 
#define TCS37727_AILTL              0x04 
#define TCS37727_AILTH              0x05 
#define TCS37727_AIHTL              0x06 
#define TCS37727_AIHTH              0x07 
#define TCS37727_PILTL              0x08 
#define TCS37727_PILTH              0x09 
#define TCS37727_PIHTL              0x0A 
#define TCS37727_PIHTH              0x0B 
#define TCS37727_PERS               0x8C 
#define TCS37727_CONFIG             0x8D 
#define TCS37727_PPULSE             0x8E 
#define TCS37727_CONTROL            0x8F 
#define TCS37727_ID                 0x92 
#define TCS37727_STATUS             0x93 
#define TCS37727_CDATA              0x14 
#define TCS37727_CDATAH             0x15 
#define TCS37727_RDATA              0x16 
#define TCS37727_RDATAH             0x17 
#define TCS37727_GDATA              0x18 
#define TCS37727_GDATAH             0x19 
#define TCS37727_BDATA              0x1A 
#define TCS37727_BDATAH             0x1B 
#define TCS37727_PDATA              0x1C 
#define TCS37727_PDATAH             0x1D 

#define TCS37727_BYTE_TRANS         0x80 
#define TCS37727_INC_TRANS          0xA0 
#define TCS37727_SF_PICLR           0xE5 
#define TCS37727_SF_CICLR           0xE6 
#define TCS37727_SF_PCICLR          0xE7 

#define TCS37727_ENABLE_PIEN        (1 << 5) 
#define TCS37727_ENABLE_AIEN        (1 << 4) 
#define TCS37727_ENABLE_WEN         (1 << 3) 
#define TCS37727_ENABLE_PEN         (1 << 2) 
#define TCS37727_ENABLE_AEN         (1 << 1) 
#define TCS37727_ENABLE_PON         (1 << 0) 

#define TCS37727_CONTROL_PDRIVE_100     0x00 
#define TCS37727_CONTROL_PDRIVE_50      0x04 
#define TCS37727_CONTROL_PDRIVE_25      0x08 
#define TCS37727_CONTROL_PDRIVE_12      0x0C 
#define TCS37727_CONTROL_PDRIVE_MASK    0x0C 
#define TCS37727_CONTROL_AGAIN_1        0x00 
#define TCS37727_CONTROL_AGAIN_4        0x01 
#define TCS37727_CONTROL_AGAIN_16       0x02 
#define TCS37727_CONTROL_AGAIN_60       0x03 
#define TCS37727_CONTROL_AGAIN_MASK     0x03 

#define TCS37727_ID_VALUE           0x49

#define TCS37727_ATIME_MIN          2400    /* 2.4ms integration time, max count 1024 */
#define TCS37727_ATIME_MAX          614000  /* 614ms integration time, max count 0xffff */
 
#define TCS37727_ATIME_TO_REG(val)  (256 - (uint8_t)((val) / 2400))
#define TCS37727_ATIME_TO_US(reg)   ((256 - (uint8_t)(reg)) * 2400)

#define DGF_IF                      310
#define R_COEF_IF                   136
#define G_COEF_IF                   1000
#define B_COEF_IF                   -444
#define CT_COEF_IF                  3810
#define CT_OFFSET_IF                1391
 
#ifdef __cplusplus
}
#endif