Table 33 Displayport (Dp) Signal Descriptions - Congatec COM Express conga-TR3 User Manual

Signal Pin # Description
HDMI3_CTRLDATA C37 HDMI/DVI I
Multiplexed with DDI3_CTRLDATA_AUX-
Note
Customized conga-TR3 variants equipped with the optional DDI interface support only two independent HDMI/DVI displays.
To support the HDMI interface, an external level translator/shifter (e.g PTN3360D) should be implemented on the user's baseboard.
Table 33 DisplayPort (DP) Signal Descriptions
Signal Pin # Description
DP1_LANE3+ D36 Uni-directional main link for the transport of isochronous streams and
DP1_LANE3- D37 secondary data.
Multiplexed with DDI1_PAIR3+ and DDI1_PAIR3-.
DP1_LANE2+ D32 Uni-directional main link for the transport of isochronous streams and
DP1_LANE2- D33 secondary data.
Multiplexed with DDI1_PAIR2+ and DDI1_PAIR2-.
DP1_LANE1+ D29 Uni-directional main link for the transport of isochronous streams and
DP1_LANE1- D30 secondary data.
Multiplexed with DDI1_PAIR1+ and DDI1_PAIR1-.
DP1_LANE0+ D26 Uni-directional main link for the transport of isochronous streams and
DP1_LANE0- D27 secondary data.
Multiplexed with DDI1_PAIR0+ and DDI1_PAIR0-.
DP1_HPD C24 Detection of Hot Plug / Unplug and notification of the link layer.
Multiplexed with DDI1_HPD.
DP1_AUX+ D15 Half-duplex bi-directional AUX channel for services such as link
configuration or maintenance and EDID access.
DP1_AUX- D16 Half-duplex bi-directional AUX channel for services such as link
configuration or maintenance and EDID access.
DP2_LANE3+ D49 Uni-directional main link for the transport of isochronous streams and
DP2_LANE3- D50 secondary data.
Multiplexed with DDI2_PAIR3+ and DDI2_PAIR3-
DP2_LANE2+ D46 Uni-directional main link for the transport of isochronous streams and
DP2_LANE2- D47 secondary data.
Multiplexed with DDI2_PAIR2+ and DDI2_PAIR2-
DP2_LANE1+ D42 Uni-directional main link for the transport of isochronous streams and
DP2_LANE1- D43 secondary data.
Multiplexed with DDI2_PAIR1+ and DDI2_PAIR1-
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C Control Data
2
I/O PU/PD Comment
I/OD 3.3V PU 100K 2.2k to 3.3V Pull-up should be implemented on the carrier board.
3.3V
I/O PU/PD
O PCIE
O PCIE
O PCIE
O PCIE
I 3.3V PD 100K
I/O PCIE PD 100K
I/O PCIE PU 100K
3.3V
O PCIE
O PCIE
O PCIE
TR33m10
Comment
61/105