Chapter 6. Usb And Pcie; Table 6-1. Usb 2.0 Pin Description - Nvidia Jetson Xavier NX Design Manual

Chapter 6. USB and PCIe

Jetson Xavier NX allows multiple USB 2.0, USB 3.2 and PCIe interfaces to be brought out of the
module.
USB 2.0: 3x

USB 3.2: 1x

PCIe: x1 + x4

The PCIe x4 interface supports both Root Port and Endpoint operation. The PCIe x1 interface
supports only Root Port operation.
Table 6-1. USB 2.0 Pin Description
Module Pin Xavier Pin
Pin #
Name Name
87 GPIO00 USB_VBUS_EN0 GPIO #0 (USB 0 VBUS Detect)
109 USB0_D_N USB0_DN
111 USB0_D_P USB0_DP
115 USB1_D_N USB1_DN
117 USB1_D_P USB1_DP
121 USB2_D_N USB2_DN
123 USB2_D_P USB2_DP
Note: In the Type/Dir column, Output is from Jetson Xavier NX. Input is to Jetson Xavier NX. Bidir is for Bidirectional signals.
NVIDIA Jetson Xavier NX
Usage/Description
USB 2.0 Port 0 Data
USB 2.0 Port 1 Data
USB 2.0, Port 2 Data
Recommended Directio
Pin Type
Usage n
Open
USB 2.0 Micro B Bidir Drain,
1.8V
USB
conn/device/hub Bidir USB PHY
(i.e. Micro B)
USB
conn/device/hub
Bidir USB PHY
(i.e. USB 3.2
Hub)
USB
conn/device/hub Bidir USB PHY
(i.e. M.2 Key E)
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