Main functions

1）TF-BUS-U2 is a key demand control card,with 2pcs 08 interface and 4pcs 12 interface on board，Support maximum pixel is 640*64，32*1280.

2）TF-BUS-U2 could update program through serial port or U-dish, set panel setup and (can be expanded 485 communication).

3）the keys of selecting former or next program are used to control the specified within the scope of the information content.

4）When non-demand，it will in turn play advertising information which beyond the specified range.