PI3WVR31313A Datasheet, PDF (20/27 Pages) Pericom Semiconductor Corporation – DP/HDMI 1:3 De-multiplexer switches

PI3W VR31313A
DP/HDMI 1:3 De-multiplexer switches
I2C Control Register
The I2C control register uses index read or write for byte access.
Offset Name
Description
[7] Reserved to 0
[6:5] Port SEL1/SEL0 selection control
00 port 1 (Reserved)
01 port 2 (Reserved)
10 port 3 (Reserved)
11 Auto selection mode depending on PRI_SEL
below
[4:2] PRI_SEL priority selection control by HPDx
000 port1/port2/port3
0x00
CONFIG[7:0]
001 port1/port3/port2
010 port2/port1/port3
011 port2/port3/port1
1x0 port3/port1/port2
1x1 port3/port2/port1
[1] DP_HDMI selection control
0=DP input,
1=Reserved
[0] Cable ID type selection
0=Type 2 cable ID
1=Type 1 cable ID
Power Up Condition Type
0x01
R/W
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www.pericom.com 12/03/15