SiI 1161 PanelLink Receiver
Data Sheet
I2C Slave Interface
The SiI 1161 slave state machine supports only byte read and write. Page mode is not supported. The 7-bit binary
address of the I2C machine is 0x76. Please see Figure 19 for a byte read operation and Figure 20 for a byte write
operation. For more detailed information on I2C protocols please refer to I2C Bus Specification version 2.1
available from Philips Semiconductors Inc.
Re gis ter
Address
Slave
Address
Slave
Address
Bus Activity :
Master
SDA
Line
S
S
P
Bus Activity
A
C
K
A
C
K
A
C
K
:
SiI 1161
Data
WRITE
READ
command to
send register
address to Rx.
command to
fetch byte data
from Rx.
Figure 19. I2C Byte Read
Slave
Address
Bus Activity :
Master
Address
Data
SDA Line
S
P
A
C
K
A
C
K
A
C
K
Bus Activity :
SiI 1161
Figure 20. I2C Byte Write
NOTE:The I2C registers can be accessed even when there is no incoming video.
23
SiI-DS-0096-D
SILICONIMAGE [ Silicon image ]
