ADLINK Technology intel COM Express Express-TL User Manual page 49

Express-TL User's Guide
4.4.4.2. HDMI Mode
Name Pin #
TMDS2_DATA2+ D39
TMDS2_DATA2- D40
TMDS2_DATA1+ D42
TMDS2_DATA1- D43
TMDS2_DATA0+ D46
TMDS2DATA0- D47
TMDS2_CLK+ D49
TMDS2_CLK- D50
HDM2_HPD D44
HDMI2_CTRLCLK C32
HDMI2_CTRLDATA C33
DDI2_DDC_AUX_SEL C34
Page 49
Description
HDMI / DVI Port, Differential Pair Data Lines
HDMI Port, Differential Pair Clock Lines
Detection of Hot Plug / Unplug and notification of
the link layer
I2C_CLK Line for HDMI
I2C_DAT Line for HDMI
Strapping Signal to select HDMI or DP output
1M pull-down to logic ground enables HDMI Leve
this signal floating enables DisplayPort mode
Copyright © 2022 ADLINK Technology, Inc.
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
I/O PCIE PU 2.2K AC couple on Module
I/O PCIE PU 2.2K AC couple on Module
I 3.3V PD 1M HDMI mode enabled
PICMG COM.0 R3.0