isl51002-150 Intersil Corporation, isl51002-150 Datasheet - Page 30

• Manufacturer Part Number: isl51002-150
• Description: 10-bit Video Analog Front End Afe With Measurement And Auto-adjust Features
• Manufacturer: Intersil Corporation

A7
D7
1
FROM THE
FROM THE
SIGNALS
SDA BUS
SIGNALS
ISL51002
HOST
A6
D6
0
ISL51002 SERIAL BUS ADDRESS
A5
D5
S
A
R
T
T
0
1 0 0 1 1 0 A 0
SERIAL BUS
(REPEAT IF DESIRED)
ADDRESS
START COMMAND
30
STOP COMMAND
A4
D4
1
A
C
K
A3
D3
a a a a a a a a
1
REGISTER
ADDRESS
FIGURE 6. CONFIGURATION REGISTER WRITE
0
A2
D2
A
C
K
(
d d d d d d d d
PIN 67)
A1
D1
A
WRITE*
DATA
ISL51002
R/W
A0
D0
0
A
C
K
S
T
O
P
ISL51002 Serial Bus Address Write
This is the 7-bit address of the ISL51002 on the 2-wire bus. The
address is 0x98 if pin 67 is low, 0x9A if pin 67 is high. Shift this
value left to when adding the R/W bit.
Signals the beginning of serial I/O
ISL51002 Register Data Write(s)
This is the data to be written to the ISL51002’s configuration register.
Note: The ISL51002’s Configuration Register’s address pointer auto
increments after each data write: repeat this step to write multiple
sequential bytes of data to the Configuration Register.
ISL51002 Register Address Write
This is the address of the ISL51002’s configuration register that
the following byte will be written to.
Signals the ending of serial I/O
* The data write step may be repeated to write to the
ISL51002’s Configuration Register sequentially, beginning at
the Register Address written in the previous step.
September 19, 2007
FN6164.2