After modify these files ，the nano can receive data by jump MOSI and MISO. ./hardware/nvidia/platform/t210/porg/kernel-dts/tegra210-porg-p3448-common.dtsi ./hardware/nvidia/platform/t210/porg/kernel-dts/porg-platforms/tegra210-porg-gpio-p3448-0002-b00.dtsi ./kernel/kernel-4.9/drivers/spi/spi-tegra1…

Could you try connect SPI0 and SPI1 to do the device loopback test to check the scope too. Thanks. Have reference to below relative topic. [image] How to set to spi slave mode Jetson Xavier NX I still get the error though. Instead of flashing by modifying pinmux, I use…

NANO EMMC SPI signal seen on the scope is abnormal

Autonomous Machines Jetson & Embedded Systems Jetson Nano

qgq1991 November 9, 2021, 10:51pm 5

correct signal like this, it is generated by raspberrypi