NVIDIA Jetson Xavier NX DG-09693-001_v1.7 | 38
Chapter 8. Display
Jetson Xavier NX designs can select from several display options including VESA
®
Embedded
DisplayPort
®
(eDP) for embedded displays, and HDMI
™
or DisplayPort (DP) for external
displays. The two display interfaces can be run simultaneously.
Table 8-1. eDP and DP Pin Descriptions
Pin #
Module Pin
Name
Xavier Signal Usage/Description
Recommended
Usage
Direction Pin Type
90 DP0_AUX_N DP_AUX_CH0_N DisplayPort 0 Aux– or HDMI DDC SDA
DP connector
Bidir
(eDP/DP)
or Open-
Drain,
1.8V (3.3V
tolerant -
DDC)
92 DP0_AUX_P DP_AUX_CH0_P DisplayPort 0 Aux+ or HDMI DDC SCL
39 DP0_TXD0_N
HDMI_DP0_TXDN0
DisplayPort 0 Lane 0 or HDMI Lane 2
Output
HDMI/DP
Diff pair
41 DP0_TXD0_P
HDMI_DP0_TXDP0
45 DP0_TXD1_N
HDMI_DP0_TXDN1
DisplayPort 0 or HDMI Lane 1
47 DP0_TXD1_P
HDMI_DP0_TXDP1
51 DP0_TXD2_N
HDMI_DP0_TXDN2
DisplayPort 0 Lane 2 or HDMI Lane 0
53 DP0_TXD2_P
HDMI_DP0_TXDP2
57 DP0_TXD3_N
HDMI_DP0_TXDN3
DisplayPort 0 Lane 3– or HDMI Clk Lane
59 DP0_TXD3_P
HDMI_DP0_TXDP3
88 DP0_HPD
DP_AUX_CH0_HPD
HDMI or DisplayPort 0 Hot Plug Detect.
Must be active high for DP. For HDMI, the
polarity can be changed in SW.
Input
CMOS –
1.8V
98 DP1_AUX_N DP_AUX_CH1_N Display Port 1 Aux– or HDMI DDC SDA
HDMI Connector
Bidir
(eDP/DP)
or Open-
Drain,
1.8V (3.3V
tolerant -
DDC)
100 DP1_AUX_P DP_AUX_CH1_P Display Port 1 Aux+ or HDMI DDC SCL
63 DP1_TXD0_N
HDMI_DP1_TXDN0
DisplayPort 1 Lane 0 or HDMI Lane 2
Output
HDMI/DP
Diff pair
65 DP1_TXD0_P
HDMI_DP1_TXDP0
69 DP1_TXD1_N
HDMI_DP1_TXDN1
DisplayPort 1 or HDMI Lane 1
71 DP1_TXD1_P
HDMI_DP1_TXDP1
75 DP1_TXD2_N
HDMI_DP1_TXDN2
DisplayPort 1 Lane 2 or HDMI Lane 0
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