TERMINAL DESCRIPTION(1/2)
IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -39
Q8162: SII9185ACTU (HDMI Switch with 3 Inputs and 1 Output)
TX-SR806/SA806
System switching
Dir
Input /
Output
Input
---
Description
DDC I C Data for respective port.
DDC I C Clock for respective port.
Port “ Tx detection ” input. Connect 5V input from HDMI connector.
2
2
Dir
Output
Input
Input /
Output
Input
---
Description
Hot Plug Detect Output.
Hot Plug Detect Input.
Optical I2C address. When RESET # is ‘0’, pin will be used as an input to latch
I2C sub-address.
When RESET # is ‘1’, this pin will be used as an output for TPWR indicating
selected Rx-port is alive.
External Port selection input pin. When this pin is ‘1’ external pins, SCL_L and
SDA_L, will be use to select Rx-port as ExPSEL[1:0]. When ‘0’, internal local I2C
register will be used to select Rx-port.
Reserved for use by Silicon Image and must be tied low.
Dir
Input
Input
Bi-Di
Output
Bi-Di
Description
Reset Pin (Active LOW)
Local Configuration / Status I C Clock. When EXTSEL = ‘1’, local CSL will be
used as External port selection pin, EPSEL[1].
Local Configuration / Status I C Data. When EXTPSEL = ‘1’, local SDA will be
used as External port selection pin, EPSEL[0].
Master DDC Clock (Open Drain Output) to HDMI receiver.
Master DDC Data (Open Drain Output) to HDMI receiver.
2
2
Pin Name
DSDA0,
DSDA1,
DSDA2
DSCL0,
DSCL1,
DSCL2
RPWR0,
RPWR1,
RPWR2
Pin #
30,
50,
70
31,
51,
71
32,
52,
72
Configuration
Pin Name
HPD0,
HPD1,
HPD2
HPDIN
TPWR /
I2CADDR
EXTPSEL
RSVDL
Pin #
16,
36,
56
76
12
55
75
Control Pins
Pin Name
RESET #
LSCL /
EPSEL[1]
LSDA /
EPSEL[0]
TSCL
TSDA
Pin #
13
74
73
78
77
CEC Pins
Pin Name
CEC_A
CEC_D
Pin #
34
33
Direction
Input / Output
Input / Output
Description
HDMI compliant CEC I/O.
CEC interface to system microcontroller.
