ADLINK Technology SMARC LEC-MTK-I1200 - DP Mode Display Interface

LEC-MTK-i1200 User’s Guide SGET SMARC Rev 2.1
Page 28 copyright © 2023 ADLINK Technology Inc.
Name
Pin #
Description
I/O
Type
I/O
Level
Power
Domain
PU /
PD
Comments
HDMI_HPD
P104
HDMI Hot plug active high detection
signal that serves as an interrupt
request
I
CMOS
1.8V
Runtime
PD 1M
Important: Module shall tolerate high level in stand-by
mode
4.4.1.2 DP mode
Name
Pin #
Description
I/O
Type
I/O
Level
Power
Domain
PU / PD
Comments
DP1_LANE0+
DP1_LANE0-
DP1_LANE1+
DP1_LANE1-
DP1_LANE2+
DP1_LANE2-
DP1_LANE3+
DP1_LANE3-
P92
P93
P95
P96
P98
P99
P101
P102
Secondary DP port differential pair
data lines
O LVDS
DP
Runtime
AC coupled off module
DP1_AUX+
P105
Secondary DP port bidirectional
channel used for link management and
device control
I/O LVDS
DP
Runtime
PD 100k
AC coupled off module
DP1_AUX-
P106
Secondary DP port bidirectional
channel used for link management and
device control
I/O LVDS
DP
Runtime
PU 100k
AC coupled off module
DP1_HPD
P104
DP Hot Plug Detect input
I
CMOS
1.8V
Runtime
PD 1M
Module must tolerate high level in stand-by mode
DP1_AUX_SEL
P107
Strapping signal to enable either HDMI
or DP output
I
CMOS
1.8V
Runtime
PD 1M
Pulled to GND on Carrier for DP operation in Dual Mode
(DP++) implementations. Driven to 1.8V on carrier for
HDMI mode. Module must tolerate high level in stand-
by mode