BH1745NUC.h

00001 /*****************************************************************************
00002   BH1745NUC.h
00003 
00004  Copyright (c) 2016 ROHM Co.,Ltd.
00005 
00006  Permission is hereby granted, free of charge, to any person obtaining a copy
00007  of this software and associated documentation files (the "Software"), to deal
00008  in the Software without restriction, including without limitation the rights
00009  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00010  copies of the Software, and to permit persons to whom the Software is
00011  furnished to do so, subject to the following conditions:
00012 
00013  The above copyright notice and this permission notice shall be included in
00014  all copies or substantial portions of the Software.
00015 
00016  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00017  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00018  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00019  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00020  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00021  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00022  THE SOFTWARE.
00023 ******************************************************************************/
00024 #ifndef _BH1745NUC_H_
00025 #define _BH1745NUC_H_
00026 
00027 #define BH1745NUC_DEVICE_ADDRESS_38            (0x38)    // 7bit Addrss
00028 #define BH1745NUC_DEVICE_ADDRESS_39            (0x39)    // 7bit Addrss
00029 #define BH1745NUC_PART_ID_VAL                  (0x0B)
00030 #define BH1745NUC_MANUFACT_ID_VAL              (0xE0)
00031 
00032 #define BH1745NUC_SYSTEM_CONTROL               (0x40)
00033 #define BH1745NUC_MODE_CONTROL1                (0x41)
00034 #define BH1745NUC_MODE_CONTROL2                (0x42)
00035 #define BH1745NUC_MODE_CONTROL3                (0x44)
00036 #define BH1745NUC_RED_DATA_LSB                 (0x50)
00037 #define BH1745NUC_MANUFACTURER_ID              (0x92)
00038 
00039 #define BH1745NUC_MODE_CONTROL1_MEAS_TIME160MS (0x00)
00040 
00041 #define BH1745NUC_MODE_CONTROL2_ADC_GAIN_X1    (0)
00042 #define BH1745NUC_MODE_CONTROL2_ADC_GAIN_X2    (1)
00043 #define BH1745NUC_MODE_CONTROL2_ADC_GAIN_X16   (2)
00044 #define BH1745NUC_MODE_CONTROL2_RGBC_EN        (1 << 4)
00045 
00046 #define BH1745NUC_MODE_CONTROL1_VAL            (BH1745NUC_MODE_CONTROL1_MEAS_TIME160MS)
00047 #define BH1745NUC_MODE_CONTROL2_VAL            (BH1745NUC_MODE_CONTROL2_RGBC_EN | BH1745NUC_MODE_CONTROL2_ADC_GAIN_X16)
00048 #define BH1745NUC_MODE_CONTROL3_VAL            (0x02)
00049 
00050 class BH1745NUC
00051 {
00052   public:
00053       BH1745NUC(int slave_address);
00054       unsigned char init(void) ;
00055       unsigned char get_rawval(unsigned char *data);
00056       unsigned char get_val(unsigned short *data);
00057       unsigned char write(unsigned char memory_address, unsigned char *data, unsigned char size);
00058       unsigned char read(unsigned char memory_address, unsigned char *data, int size);
00059   private:
00060       int _device_address;
00061 };
00062 
00063 #endif // _BH1745NUC_H_
00064