Nvidia Jetson Orin NX User Manual

Miscellaneous Interfaces
PRELIMINARY INFORMATION
NVIDIA Jetson Orin NX DG-10931-001_v0.1 | 64
Figure 12-2. SPI Connections
Jetson
SoC
– SPI
SPI0_SCK
SP I 0_M I SO
SP I 0_M OSI
SP I 0_C S0 *
SP I 0_C S1 *
SPI1_SCK
SP I _MI SO
SP I 1_M OSI
SP I 1_C S0 *
SP I 1_C S1 *
GP4 7_ SPI1 _SCK
GP4 8_ SPI1 _MISO
GP4 9_ SPI1 _MOSI
GP5 0_ SPI1 _CS0
GP5 1_ SPI1 _CS1
Connect to up to 2 SPI
devices (separate CS
for each)
91
89
93
95
97
GP3 6_ SPI3 _SCK
GP3 7_ SPI3 _MISO
GP3 8_ SPI3 _MOSI
GP3 9_ SPI3 _CS0
GP4 0_ SPI3 _CS1
106
104
108
110
112
Connect to up to 2 SPI
devices (separate CS
for each)
Figure 12-3. Basic SPI Initiator and Target Connections
Jetson Initiator
SPIn_CSx
SP In_SCK
SP In_MOSI
SP In_MISO
SPI Target
CS (Chip Select)
CLK ( Clock)
MOSI (Ma ster out, Sla ve in)
MISO (Master in, Slave out)
Jetson Target
SPIn_CSx
SP In_SCK
SP In_MOSI
SP In_MISO
SPI Initiator
CS (Chip Select)
CLK ( Clock)
MOSI (Ma ster out, Sla ve in)
MISO (Master in, Slave out)

Nvidia Jetson Orin NX Specifications

General

GPU	1024-core NVIDIA Ampere architecture GPU with 32 Tensor Cores
CPU	6-core ARM Cortex-A78AE v8.2 64-bit CPU
Memory	8GB 128-bit LPDDR5
Storage	16GB eMMC 5.1
AI Performance	70 TOPS (INT8)
Camera	Up to 6 cameras
Connectivity	Gigabit Ethernet
I/O	GPIO, I2C, SPI, UART
Video Decode	32x 1080p60 | 64x 1080p30
Dimensions	69.6mm x 45mm (module)