Help , Mouse & keyboard not working

[Alias]

Hello ...

 

I have A10 sun4i tablet with Specifications listed below :-
SoC    A10 @ 1Ghz
DRAM    1GiB 
NAND    8GB 
Power    DC 5V @ 3A, 8000mAh 3.7V Li-Ion battery
Features
LCD     (8") 
Touchscreen    5-finger capacitive (Focaltech ft5x_ts)
Video    HDMI (Type C - mini)
Audio    3.5mm headphone plug, HDMI, internal stereo speakers, internal speaker, internal microphone
Network    WiFi 802.11 b/g/n (Realtek RTL8188CUS)
Storage    µSD
USB    1 USB2.0 Host, 1 USB2.0 OTG
Camera    1.3MP  front, 5MP  rear

 

I download armbian for pcduino2 because of its have same hardware specifications for my tablet , then burn .img from "Ubuntu_xenial_default_desktop.7z " to  SD card 16GB and successfully boot my tablet to loin screen .

 

my problem is , my keyboard and mouse not working to log in to system  ??? what is i do ????

please Help me