Table 24 Ddi Signal Description - Congatec COM Express conga-TC87 User Manual

Table 24 DDI Signal Description
Signal
DDI1_PAIR0+
DDI1_PAIR0-
DDI1_PAIR1+
DDI1_PAIR1-
DDI1_PAIR2+
DDI1_PAIR2-
DDI1_PAIR3+
DDI1_PAIR3-
DDI1_PAIR4+
DDI1_PAIR4-
DDI1_PAIR5+
DDI1_PAIR5-
DDI1_PAIR6+
DDI1_PAIR6-
DDI1_HPD
DDI1_CTRLCLK_AUX+
DDI1_CTRLDATA_AUX- D16
DDI1_DDC_AUX_SEL
DDI2_PAIR0+
DDI2_PAIR0-
DDI2_PAIR1+
DDI2_PAIR1-
DDI2_PAIR2+
DDI2_PAIR2-
DDI2_PAIR3+
DDI2_PAIR3-
DDI2_HPD
DDI2_CTRLCLK_AUX+
DDI2_CTRLDATA_AUX- C33
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Pin # Description
Multiplexed with DP1_LANE0+ and TMDS1_DATA2+.
D26
Multiplexed with DP1_LANE0- and TMDS1_DATA2-.
D27
Multiplexed with DP1_LANE1+ and TMDS1_DATA1+.
D29
Multiplexed with DP1_LANE1- and TMDS1_DATA1-.
D30
Multiplexed with DP1_LANE2+ and TMDS1_DATA0+.
D32
Multiplexed with DP1_LANE2- and TMDS1_DATA0-.
D33
Multiplexed with DP1_LANE3+ and TMDS1_CLK+.
D36
Multiplexed with DP1_LANE3- and TMDS1_CLK-.
D37
Multiplexed with SDVO1_INT+.
C25
Multiplexed with SDVO1_INT-.
C26
Multiplexed with SDVO1_TVCLKIN+.
C29
Multiplexed with SDVO1_TVCLKIN-.
C30
Multiplexed with SDVO1_FLDSTALL+.
C15
Multiplexed with SDVO1_FLDSTALL-.
C16
Multiplexed with DP1_HPD and HDMI1_HPD.
C24
Multiplexed with DP1_AUX+ and HMDI1_CTRLCLK.
D15
DP AUX+ function if DDI1_DDC_AUX_SEL is no connect.
HDMI/DVI I2C CTRLCLK if DDI1_DDC_AUX_SEL is pulled high
Multiplexed with 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
Selects the function of DDI1_CTRLCLK_AUX+ and DDI1_CTRLDATA_AUX-.
D34
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.
Multiplexed with DP2_LANE0+ and TMDS2_DATA2+.
D39
Multiplexed with DP2_LANE0- and TMDS2_DATA2-.
D40
Multiplexed with DP2_LANE1+ and TMDS2_DATA1+.
D42
Multiplexed with DP2_LANE1- and TMDS2_DATA1-.
D43
Multiplexed with DP2_LANE2+ and TMDS2_DATA0+.
D46
Multiplexed with DP2_LANE2- and TMDS2_DATA0-.
D47
Multiplexed with DP2_LANE3+ and TMDS2_CLK+.
D49
Multiplexed with DP2_LANE3- and TMDS2_CLK-.
D50
Multiplexed with DP2_HPD and HDMI2_HPD.
D44
Multiplexed with DP2_AUX+ and HDMI2_CTRLCLK.
C32
DP AUX+ function if DDI2_DDC_AUX_SEL is no connect.
HDMI/DVI I2C CTRLCLK if DDI2_DDC_AUX_SEL is pulled high
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
O PCIE
O PCIE
O PCIE
O PCIE
I 3.3V
I/O PCIE
I/O OD 3.3V
I/O PCIE
I/O OD 3.3V
I 3.3V
O PCIE
O PCIE
O PCIE
O PCIE
I 3.3V
I/O PCIE
I/O OD 3.3V
I/O PCIE
I/O OD 3.3V
TU87m12
PU/PD Comment
Not supported
Not supported
Not supported
PD 1M
PD100k
DDI1_CTRLDATA_AUX- is a boot
PU 100k
3.3V strap signal (see not below).
DDI enable strap already populated.
PD 1M
PD 1M
PD 100k
DDI2_CTRLCLK_AUX- is a boot strap
PU 100k
3.3V signal (see note below).
DDI enable strap already populated.
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