Cannot use pin13 on vim3 as gpio

Which Khadas SBC do you use?


Which system do you use? Android, Ubuntu, OOWOW or others?


Which version of system do you use? Khadas official images, self built images, or others?

official ubuntu 20.04 4.19 kernel

Please describe your issue below:

`I cant export pin 13 gpio 506 as gpio getting invalid argument error
pls see attached pics
overlays line has just i2c3 and watchdog in it

Post a console log of your issue below:

**Delete this line and post your log here.**

root@Khadas:~# uname -a
Linux Khadas 4.9.241 #6 SMP PREEMPT Fri Sep 30 15:58:17 CST 2022 aarch64 aarch64 aarch64 GNU/Linux

@numbqq and , can you please help us with this.

Hi @Balaji @nibzy26
Please burn the latest official firmware.

Please click for official firmware:

Leave a message if you have any questions.