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11257-802 View Datasheet(PDF) - AMI Semiconductor

Part Name
Description
Manufacturer
11257-802
AMI
AMI Semiconductor AMI
11257-802 Datasheet PDF : 19 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
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April 1999
Figure 6: Random Register Write Procedure (I2C-bus)
S DEVICE ADDRESS W A REGISTER ADDRESS A
DATA
AP
7-bit Receive
Device Address
Register Address
Acknowledge
Data
Acknowledge
START
Command
WRITE Command
From bus host
to device
From device
to bus host
STOP Condition
Acknowledge
Figure 7: Random Register Read Procedure (I2C-bus)
S DEVICE ADDRESS W A REGISTER ADDRESS A S DEVICE ADDRESS R A
DATA
AP
7-bit Receive
Device Address
Register Address
Acknowledge
START
Command
WRITE Command
From bus host
to device
7-bit Receive
Device Address
Repeat START
Acknowledge
From device
to bus host
Data
Acknowledge
READ Command
Figure 8: Sequential Register Write Procedure (I2C-bus)
STOP Condition
NO Acknowledge
S DEVICE ADDRESS W A REGISTER ADDRESS A
DATA
A
DATA
A
DATA
AP
7-bit Receive
Device Address
Register Address
Acknowledge
Data
Acknowledge
START
Command
WRITE Command
From bus host
to device
From device
to bus host
Data
Acknowledge
Figure 9: Sequential Register Read Procedure (I2C-bus)
Acknowledge
S DEVICE ADDRESS W A REGISTER ADDRESS A S DEVICE ADDRESS R A
DATA
A
Data
Acknowledge
STOP Command
DATA
AP
7-bit Receive
Device Address
Register Address
Acknowledge
START
Command
WRITE Command
From bus host
to device
7-bit Receive
Device Address
Repeat START
Acknowledge
From device
to bus host
Data
Acknowledge
READ Command
,62
7
Acknowledge
Data
NO Acknowledge
STOP Command
4.5.99
 

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