The voltage of all GPIO pins are about 1.4~1.5V, not 3,3v?

Autonomous Machines Jetson & Embedded Systems Jetson Xavier NX
5

hello neon-1004,

here’s 40-pin header documentation, please check Jetson Download Center | NVIDIA Developer.
this application note also work with the signals on the 40-pin expansion header on Xavier NX.
thanks