BD9267KUT ROHM [Rohm], BD9267KUT Datasheet - Page 11

• Manufacturer Part Number: BD9267KUT
• Description: White LED Diver for Backlight of Medium/Large-sized LCDs
• Manufacturer: ROHM [Rohm]

BD9267KUT
●Functions of Logic Block
www.rohm.com
© 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
◆WRITE MODE
Serial interface block
・To write 1 byte of data:
・Write consecutive 32 bytes of data:
CLK
CLK
DO
CS
CS
DI
DI
DO
①
②
③
④
Addresses are automatically counted up in increments of 1 address by 8 bits after the first set value.
The following section describes data input format and timing.
This IC is controlled with the CS, CLK, DI, and DO serial interfaces.
t
DIS
t
CSS
A 6
D247 D246 D245 D244 D243 D242 D241 D240
A 6
1
17
1
t
DIH
A 5
A 5
2
18
2
A 4
A 4
3
19
3
A 3
A 3
4
4
20
t
Figure 14. WRITE MODE (for 1byte)
CYC
Figure 15. WRITE MODE (for 32byte)
A 2
A 2
5
21
5
A 1
A 1
6
6
22
A 0
A 0
t
CLKH
7
23
7
t
CLKL
Low
W
Low
Low
W
8
24
8
11/28
D255
D 7
9
9
D7
257
D254 D253 D252 D251 D250 D249 D248
D 6
10
10
D6
258
D 5
11
11
D5
259
D 4
12
12
D4
260
D 3
13
13
D3
261
D 2
14
14
TSZ02201-0F1F0C100050-1-2
D2
262
D 1
15
15
D1
263
D 0
03.Aug.2012 Rev.001
16
16
D0
264
t
CSH
Datasheet
①
②
③
④