Asriel Nguyen

Hi guys! I have this board which is running rk3229 but i can't get it to boot up The board is still alive, can still boot into maskrom mode I did flashed the u-boot from this but it refuse to boot from USB ( both armbian nor multiboot ) Also I cannot find any trace of uart on the board Do anyone have the same board as me or if you have any infomation about working with the same board as me(vinabox x9 2017), please tell me Thank you!