Using SPI SD Card Module

[nagesh_accord]

@sappington.wesley

Could you explain how to do a loopback test?

NVIDIA Orin Nano SPI loopback test not receiving data

Correct, they should be fine to verify SPI loopback test. Please refer to the following steps on the Orin Nano devkit to verify SPI loopback test. 1. Run Jetson-IO to configure the SPI pins $ sudo /opt/nvidia/jetson-io/jetson-io.py Configure Jetson 40pin Header => Configure header pins manually => Select "spi1 (19,21,23,24,26)" => Back -> Save pin changes => Save and reboot to reconfigure pins 2. Probe SPI driver $ sudo modprobe spidev 3. Build spidev_test tool $ wget https://raw.githubuser…