Data Sheet
9/19
TSZ02201-0M3M0F616080-1-2
© 2014 ROHM Co., Ltd. All rights reserved.
23.May.2016 Rev.002
www.rohm.com
TSZ22111・15・001
BH1745NUC
○ CLEAR_DATA_LSBs( 56h )
Register
TYPE
7
6
5
4
3
2
1
0
CLEAR_DATA_LSBs
R
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
Default value 00h
○ CLEAR_DATA_MSBs( 57h )
Register
TYPE
7
6
5
4
3
2
1
0
CLEAR_DATA_MSBs
R
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
Default value 00h
○ DINT_DATA_LSBs( 58h )
Register
TYPE
7
6
5
4
3
2
1
0
Reserved
R
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
Default value 00h
○ DINT_DATA_MSBs( 59h )
Register
TYPE
7
6
5
4
3
2
1
0
Reserved
R
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
Default value 00h
DINT registers output data for internal calculation of BH1745NUC. This register is unnecessary to read. It is used for IC
Test only.
○ INTERRUPT ( 60h )
Field
Bit
TYPE
Description
INT STATUS
7
R
INT STATUS of RGBC
0 : Interrupt signal is inactive
1 : Interrupt signal is active
Reserved
6 : 5
R
Reserved
INT LATCH
4
RW
0 : INT pin is latched until INTERRUPT register is read or initialized.
1 : INT pin is updated after each measurement.
INT SOURCE
3 : 2
RW
INT source select
00 : Red channel
01 : Green channel
10 : Blue channel
11 : Clear channel
Reserved
1
RW
Write 0
INT ENABLE
0
RW
0 : INT pin disable.
1 : INT pin enable.
Default value 00h
○ PERSISTENCE ( 61h )
Field
Bit
TYPE
Description
Reserved
7 : 2
R
Reserved
PERSISTENCE
1 : 0
RW
Interrupt persistence function.
00 : Interrupt status is toggled at each measurement end.
01 : Interrupt status is updated at each measurement end.
10 : Interrupt status is updated if 4 consecutive threshold judgments are
the same.
11 : Interrupt status is updated if 8 consecutive threshold judgments are
the same.
Default value 01h