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TU87m12
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Signal
Pin #
Description
I/O
PU/PD
Comment
HDMI3_CTRLDATA
C37
HDMI/DVI I
2
C Control Data
Multiplexed with DDI3_CTRLDATA_AUX-
I/O OD 3.3V
Not supported
Note
Some signals have special functionality during the reset process. They may bootstrap some basic important functions of the module. For more
information refer to section 9.5 of this user’s guide.
Table 26 DisplayPort (DP) Signal Descriptions
Signal
Pin # Description
I/O
PU/PD
Comment
DP
DP1_LANE3-
D36
D37
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI1_PAIR3-.
O PCIE
DP
DP1_LANE2-
D32
D33
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI1_PAIR2-.
O PCIE
DP
DP1_LANE1-
D29
D30
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI1_PAIR1-.
O PCIE
DP
DP1_LANE0-
D26
D27
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI1_PAIR0-.
O PCIE
DP1_HPD
C24
Detection of Hot Plug / Unplug and notification of the link layer.
Multiplexed with DDI1_HPD.
I 3.3V
PD 1M
D15
Half-duplex bi-directional AUX channel for services such as link
configuration or maintenance and EDID access.
I/O PCIE PD 100k
DP1_AUX-
D16
Half-duplex bi-directional AUX channel for services such as link
configuration or maintenance and EDID access.
I/O PCIE PU 100k
3.3V
DP1_AUX- is a boot strap signal (see note below).
DP enable strap is already populated.
DP
DP2_LANE3-
D49
D50
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI2_PAIR3-
O PCIE
DP
DP2_LANE2-
D46
D47
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI2_PAIR2-
O PCIE
DP
DP2_LANE1-
D42
D43
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI2_PAIR1-
O PCIE
DP
DP2_LANE0-
D39
D40
Uni-directional main link for the transport of isochronous streams and
secondary data.
Multiplexed with DDI and DDI1_PAIR0-
O PCIE