ADLINK Technology intel COM Express Express-TL User Manual page 51

Express-TL User's Guide
4.4.5.1. DisplayPort (DP) Mode
Name Pin #
DP3_LANE0+ C39
DP3_LANE0- C40
C42
DP3_LANE1+
C43
DP3_LANE1-
C46
DP3_LANE2+
C47
DP3_LANE2-
C49
DP3_LANE3+
C50
DP3_LANE3-
DP3_HPD C44
DP3_AUX+ C36
DP3_AUX- C37
DDI3_DDC_AUX_SEL C38
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Description
DP Port 3, differential pair data lines
DP Port 3, detection of Hot Plug / Unplug and
notification of the link layer
DP Port 3, Bidirectional Channel used for Link
Management and Device Control
DP Port 3, Bidirectional Channel used for Link
Management and Device Control
Strapping Signal to select HDMI or DP output
1M pull-down to logic ground enables HDMI
Floating enables DisplayPort mode
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I/O PU / PD Comment
O PCIE AC coupled off Module
100 nF DC blocking capacitors shall be placed on
the Carrier
I 3.3V PD 100K Module must tolerate high level in stand-by mode.
The carrier board shall include a blocking FET on
DP1_HPD to prevent back-drive current from
damaging the Module.
I/O PCIE PD 100K AC coupled on Module
I/O PCIE PU 100K AC coupled on Module
I 3.3V PD 1M DP mode enabled
PICMG COM.0 R3.0