I see. Many units...

I have not used the parts individually. Helped with a dev board setup. Seems pretty straight forward.

Here is a sample code from Bruce
http://www.picbasic.co.uk/forum/show...4830#post44830

Sending the data should be easy enough. You will need a checksum or some other error checking.
The basic code could be
Code:
SEROUT2 PORTC.6, 16780, [ STR DATAOUT\16, $d, $a]