TXCZ A20

= Identification = The board has printed on it "TXCZ_A20_V1.0". The case is identical to some other units such as the Langcent_h6s (except for any exterior markings added).

In android, under Settings->About Tablet, you may find: (there are likely different companies making images for this unit as it's OEM)


 * Model Number: BBA22
 * Build Number: BBA22-UI4-V2.0.4

= Sunxi support =

Manual build

 * For building u-boot, use the "" target.
 * The .fex file can be found in sunxi-boards as

Everything else is the same as the manual build howto.

Mainline U-Boot
For building mainline u-boot, use the "" target.

Mainline kernel
Use the device-tree file for the mainline kernel.

= Tips, Tricks, Caveats =

FEL mode
The button triggers  FEL mode.

= Adding a serial port (voids warranty) =



Device disassembly
There are no screws, only clips. Just turn the device upside down and push your plastic tool between bottom and top cover.

Locating the UART
= Pictures =

= Also known as = Ninss Tech BBA22

= See also = Ninss Tech BBA22