Add usb power pin configuration.
Xtron Pro will not go to sleep when connected to the USB cable, in order to enter sleep mode after disconnection, we have added USB power signal detection.
How to set the program to enter sleep, please refer to this blog.
How To Upgrade
First, download the newest Bootloader firmware.
Or download from product download page, click here.
Second, connect your Xtron Pro to your computer with the USB-C cable, and enter it to Bootloader mode.
Third, drag the downloaded bootloader firmware to the XTRON drive, which is the same as the method of downloading game firmware.
At last, your have the newest Bootloader, then reset to Bootloader and reload your program.