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ISL29012 View Datasheet(PDF) - Intersil

Part Name
Description
Manufacturer
ISL29012 Datasheet PDF : 15 Pages
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ISL29012
I2C DATA
Start
DEVICE ADDRESS
W A REGISTER ADDRESS
A
STOP
START
DEVICE ADDRESS
A
DATA BYTE0
A STOP
I2C SDA
In
A6 A5 A4 A3 A2 A1 A0 W A R7 R6 R5 R4 R3 R2 R1 R0 A
A6 A5 A4 A3 A2 A1 A0 W A
SDA DRIVEN BY IISSLL2299000132 NAK
I2C SDA
Out
SDA DRIVEN BY MASTER
A
SDA DRIVEN BY MASTER
A
SDA DRIVEN BY MASTER
A D7 D6 D5 D4 D3 D2 D1 D0 A
I2C CLK
123456789123456789
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FIGURE 1. I2C READ TIMING DIAGRAM SAMPLE
I2C DATA
I2C SDA In
Start
DEVICE ADDRESS W A REGISTER ADDRESS
A
FUNCTIONS
A STOP
A6 A5 A4 A3 A2 A1 A0 W A R7 R6 R5 R4 R3 R2 R1 R0 A B7 B6 B5 B4 B3 B2 B1 B0 A
I2C SDA Out
SDA DRIVEN BY MASTER
A
SDA DRIVEN BY MASTER
A
SDA DRIVEN BY MASTER
A
I2C CLK In
123456789123456789123456789
FIGURE 2. I2C WRITE TIMING DIAGRAM SAMPLE
I2 C D A T A
I2 C S D A In
I2 C S D A O u t
S tart
D E V IC E A D D R E S S
WA
R E G IS TE R A D D R E S S
A S top
A 6 A 5 A 4 A 3 A 2 A 1 A 0 W A R7 R6 R5 R4 R3 R2 R1 R0 A
S D A D R IV EN B Y M A S T ER
A
S D A D R IV EN B Y M A S T ER
A
I2 C C L K In
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FIGURE 3. I2C SYNC_I2C TIMING DIAGRAM SAMPLE
4
FN6476.1
December 10, 2008
 

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