Expand the channel of UART!!!!

Hi there! could anyone tell me how to transmit two or more channel through 1 gate of UART (Tx; Rx)?
please help me. Thank! ;D ;D ;D ;D

Where's the data coming from? What is it's format?

aoxanhtangme:
Hi there! could anyone tell me how to transmit two or more channel through 1 gate of UART (Tx; Rx)?

No idea what that means.
Do you mean two sets of numbers?
Where are these numbers going?
What are you really trying to do? Please google "X-Y problem"