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AG
TR33m10
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Table 31
DDI Signal Description
Signal
Pin # Description
I/O
PU/PD Comment
DDI
DDI1_PAIR0-
D26
D27
Multiplexed with SD, DP and TMDS.
Multiplexed with SDVO1_RED-, DP1_LANE0- and TMDS1_DATA2-.
O PCIE
DDI
DDI1_PAIR1-
D29
D30
Multiplexed with SD, DP and TMDS.
Multiplexed with SDVO1_GRN-, DP1_LANE1- and TMDS1_DATA1-.
O PCIE
DDI
DDI1_PAIR2-
D32
D33
Multiplexed with SD, DP and TMDS.
Multiplexed with SDVO1_BLU-, DP1_LANE2- and TMDS1_DATA0-.
O PCIE
DDI
DDI1_PAIR3-
D36
D37
Multiplexed with S, DP and TM.
Multiplexed with SDVO1_CK-, DP1_LANE3- and TMDS1_CLK-.
O PCIE
DDI
DDI1_PAIR4-
C25
C26
Multiplexed with SD.
Multiplexed with SDVO1_INT-.
Not supported
DDI
DDI1_PAIR5-
C29
C30
Multiplexed with SDVO1_.
Multiplexed with SDVO1_TVCLKIN-.
Not supported
DDI
DDI1_PAIR6-
C15
C16
Multiplexed with SDVO1_F.
Multiplexed with SDVO1_FLDSTALL-.
Not supported
DDI1_HPD
C24
Multiplexed with DP1_HPD and HDMI1_HPD.
I 3.3V
PD 100K
DDI1_CTRL
D15
Multiplexed with SDVO1_CTRLCLK, and HMDI1_CTRLCLK.
DP AUX+ function if DDI1_DDC_AUX_SEL is no connect.
HDMI/DVI I2C CTRLCLK if DDI1_DDC_AUX_SEL is pulled high
I/O PCIE
OD 3.3V
PD100K
DDI1_CTRLDATA_AUX-
D16
Multiplexed with SDVO1_CTRLDATA, DP1_AUX- and HDMI1_CTRLDATA.
DP AUX- function if DDI1_DDC_AUX_SEL is no connect.
HDMI/DVI I2C CTRLDATA if DDI1_DDC_AUX_SEL is pulled high
I/O PCIE
I/OD 3.3V
PU 100K
3.3V
DDI1_DDC_AUX_SEL
D34
Selects the function of DDI1_CTRL and DDI1_CTRLDATA_AUX-.
This pin shall have a IM pull-down to logic ground on the module. If this input
is floating, the AUX pair is used for the DP AUX+/- signals. If pulled-high, the
AUX pair contains the CTRLCLK and CTRLDATA signals.
I 3.3V
PD 1M
DDI
DDI2_PAIR0-
D39
D40
Multiplexed with DP and TMDS.
Multiplexed with DP2_LANE0- and TMDS2_DATA2-.
O PCIE
DDI
DDI2_PAIR1-
D42
D43
Multiplexed with DP and TMDS.
Multiplexed with DP2_LANE1- and TMDS2_DATA1-.
O PCIE
DDI
DDI2_PAIR2-
D46
D47
Multiplexed with DP and TMDS.
Multiplexed with DP2_LANE2- and TMDS2_DATA0-.
O PCIE
DDI
DDI2_PAIR3-
D49
D50
Multiplexed with DP and TM.
Multiplexed with DP2_LANE3- and TMDS2_CLK-.
O PCIE
DDI2_HPD
D44
Multiplexed with DP2_HPD and HDMI2_HPD.
I 3.3V
PD 100K
DDI2_CTRL
C32
Multiplexed with and HDMI2_CTRLCLK.
DP AUX+ function if DDI2_DDC_AUX_SEL is no connect.
HDMI/DVI I2C CTRLCLK if DDI2_DDC_AUX_SEL is pulled high
I/O PCIE
OD 3.3V
PD 100K
DDI2_CTRLDATA_AUX-
C33
Multiplexed with DP2_AUX- and HDMI2_CTRLDATA.
DP AUX- function if DDI2_DDC_AUX_SEL is no connect.
HDMI/DVI I2C CTRLDATA if DDI2_DDC_AUX_SEL is pulled high.
I/O PCIE
I/OD 3.3V
PU 100K
3.3V
