Pin # Module Pin Name
E44
PEX0_TX+
E45
PEX0_TX–
E46
GND
E47
GBE_LINK_ACT#
E48
GBE_MDI0+
E49
GBE_MDI0–
E50
PEX1_RST#
F1
AUDIO_MCLK
F2
GPIO19_AUD_RST
F3
SPI0_CS0#
F4
SPI0_MOSI
F5
I2S3_LRCLK
F6
I2S3_SDOUT
F7
GPIO1_CAM1_PWR#
F8
CAM1_MCLK
F9
CAM0_MCLK
F10
GND
F11
RSVD
F12
RSVD
F13
SPI1_MOSI
F14
SPI1_MISO
F15
GND
F16
SPI2_CS1#
F17
SDCARD_CD#
F18
SDCARD_D3
F19
SDCARD_D2
F20
SDCARD_WP
F21
GND
F22
CSI4_D0–
F23
CSI4_D0+
F24
GND
F25
CSI2_D0–
F26
CSI2_D0+
F27
GND
F28
CSI0_D0–
F29
CSI0_D0+
F30
GND
F31
DSI2_D0+
F32
DSI2_D0–
F33
GND
F34
DSI0_D0+
F35
DSI0_D0–
F36
GND
F37
DP0_TX1–
F38
DP0_TX1+
F39
GND
F40
PEX2_RX+
F41
PEX2_RX–
F42
GND
F43
USB_SS0_RX+
F44
USB_SS0_RX–
F45
GND
F46
GBE_LINK1000#
F47
GBE_MDI1+
F48
GBE_MDI1–
F49
GND
F50
GBE_LINK100#
G1
I2S0_SDIN
JETSON TX2/TX2i OEM PRODUCT | DESIGN GUIDE | 20180618
Tegra Signal
Usage/Description
PEX_TX4P
PCIe 0 Transmit+ (PCIe IF #0 Lane 0)
PEX_TX4N
PCIe 0 Transmit– (PCIe IF #0 Lane 0)
−
GND
−
GbE RJ45 connector Link ACT (LED0)
−
GbE Transformer Data 0+
−
GbE Transformer Data 0–
PEX_L2_RST_N
PCIe 1 Reset (PCIe IF #2)
AUD_MCLK
Audio Codec Master Clock
GPIO_AUD1
Audio Codec Reset or GPIO
GPIO_SEN4
SPI 0 Chip Select 0
GPIO_SEN3
SPI 0 Master Out / Slave In
DAP4_FS
I2S Audio Port 3 Left/Right Clock
DAP4_DOUT
I2S Audio Port 3 Data Out
GPIO_CAM3
Camera 1 Powerdown or GPIO
EXTPERIPH2_CLK
Camera 1 Reference Clock
EXTPERIPH1_CLK
Camera 0 Reference Clock
−
GND
−
Not used
−
Not used
GPIO_CAM6
SPI 1 Master Out / Slave In
GPIO_CAM5
SPI 1 Master In / Slave Out
−
GND
GPIO_MDM4
SPI 2 Chip Select 1
GPIO_EDP2
SD Card Card Detect
SDMMC1_DAT3
SD Card (or SDIO) Data 3
SDMMC1_DAT2
SD Card (or SDIO) Data 2
GPIO_EDP1
SD Card Write Protect
−
GND
CSI_E_D0_N
Camera, CSI 4 Data 0–
CSI_E_D0_P
Camera, CSI 4 Data 0+
−
GND
CSI_C_D0_N
Camera, CSI 2 Data 0–
CSI_C_D0_P
Camera, CSI 2 Data 0+
−
GND
CSI_A_D0_N
Camera, CSI 0 Data 0–
CSI_A_D0_P
Camera, CSI 0 Data 0+
−
GND
DSI_C_D0_P
Display, DSI 2 Data 0+
DSI_C_D0_N
Display, DSI 2 Data 0–
−
GND
DSI_A_D0_P
Display, DSI 0 Data 0+
DSI_A_D0_N
Display, DSI 0 Data 0–
−
GND
HDMI_DP0_TXDN1
DisplayPort 0 Lane 1– or HDMI Lane 1–
HDMI_DP0_TXDP1
DisplayPort 0 Lane 1+or HDMI Lane 1+
−
GND
PCIe 2 Receive+ (PCIe IF #0 Lane 2 or
PEX_RX3P
PCIe IF #1 Lane 0)
PCIe 2 Receive– (PCIe IF #0 Lane 2 or
PEX_RX3N
PCIe IF #1 Lane 0)
−
GND
USB SS 0 Receive+ (USB 3.0 Port #0
PEX_RX0P
muxed w/PCIe #2 Lane 0)
USB SS 0 Receive– (USB 3.0 Port #0
PEX_RX0N
muxed w/PCIe #2 Lane 0)
−
GND
−
GbE RJ45 connector Link 1000 (LED2)
−
GbE Transformer Data 1+
−
GbE Transformer Data 1–
−
GND
−
GbE RJ45 connector Link 100 (LED1)
DAP1_DIN
I2S Audio Port 0 Data In
NVIDIA Jetson TX2/TX2i OEM Product Design Guide
Usage on the Carrier
Direction
Board
Output
PCIe x4 Connector
Output
GND
−
Output
LAN
Bidir
Bidir
M.2 Key E
Output
Expansion Header
Output
Output
Bidir
Display Connector
Bidir
Bidir
Bidir
Camera Connector
Output
Output
Output
GND
−
−
−
−
−
Bidir
Expansion Header
Bidir
GND
−
Display/Camera Conns.
Bidir
Input
Bidir
SD Card
Bidir
Input
GND
−
Input
Camera Connector
Input
GND
−
Input
Camera Connector
Input
GND
−
Input
Camera Connector
Input
GND
−
Output
Display Connector
Output
GND
−
Output
Display Connector
Output
GND
−
Output
Display Connector
Output
GND
−
Input
PCIe x4 Connector
Input
GND
−
Input
USB 3.0 Type A
Input
GND
−
Output
LAN
Bidir
Bidir
GND
−
LAN
Output
Expansion Header
Input
Pin Type
PCIe PHY, AC-Coupled on
carrier board
GND
CMOS – 3.3V tolerant
MDI
Open Drain 3.3V, Pull-up on
the module
CMOS – 1.8V
CMOS – 1.8V
CMOS – 1.8V
CMOS – 1.8V
CMOS – 1.8V
CMOS – 1.8V
CMOS – 1.8V
CMOS – 1.8V
CMOS – 1.8V
GND
−
−
CMOS – 1.8V
CMOS – 1.8V
GND
CMOS – 1.8V
CMOS – 1.8V
CMOS – 3.3/1.8V
CMOS – 3.3/1.8V
CMOS – 1.8V
GND
MIPI D-PHY
GND
MIPI D-PHY
GND
MIPI D-PHY
GND
MIPI D-PHY
GND
MIPI D-PHY
GND
AC-Coupled on carrier
board
GND
PCIe PHY, AC-Coupled on
carrier board
GND
USB SS PHY, AC-Coupled
(off the module)
GND
CMOS – 3.3V Tolerant
MDI
GND
CMOS – 3.3V Tolerant
CMOS – 1.8V
100