参数资料
型号: ISL98003CNZ-EVALZ
厂商: Intersil
文件页数: 24/31页
文件大小: 0K
描述: EVAL BOARD FOR ISL98003CNZ
标准包装: 1
系列: *
30
FN6760.0
September 12, 2008
FIGURE 7. CONFIGURATION REGISTER READ
ISL98003 Serial Bus Address Write
This is the 7-bit address of the ISL98003 on the 2-wire bus. The
address is 0x98. R/W = 0, indicating next transaction will be a
write.
A0
A7
A2
A4
A3
A1
A6
A5
1
00
0
1
0
1
R/W
ISL98003 Register Address Write
This sets the initial address of the ISL98003’s configuration
register for subsequent reading.
ISL98003 SERIAL BUS ADDRESS
START COMMAND
Signals the beginning of serial I/O
ISL98003 Serial Bus Address Write
This is the 7-bit address of the ISL98003 on the 2-wire bus. The
address is 0x98. R/W = 1, indicating next transaction(s) will be a
read.
D7
D6
D5
D2
D4
D3
D1
D0
ISL98003 Register Data Read(s)
This is the data read from the ISL98003’s configuration register.
Note: The ISL98003’s Configuration Register’s address pointer
auto increments after each data read: repeat this step to read
multiple sequential bytes of data from the Configuration Register.
1
00
0
1
0
1
R/W
ISL98003 SERIAL BUS
START COMMAND
STOP COMMAND
(REPEAT IF DESIRED)
Ends the previous transaction and starts a new one
Signals the ending of serial I/O
S
T
A
R
T
S
T
O
P
DATA
READ*
SDA BUS
SIGNALS
FROM THE
ISL98003
SIGNALS
FROM THE
HOST
REGISTER
ADDRESS
SERIAL BUS
ADDRESS
A
C
K
aaaaaaaa
A
C
K
dddddddd
A
C
K
10011000
* The data read step may be repeated to read
from the ISL98003’s Configuration Register
sequentially, beginning at the Register
Address written in the two steps previous.
R
E
S
T
A
R
T
SERIAL BUS
ADDRESS
A
C
K
10011001
ISL98003
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