UC-420产品概述
Serial Boards (3 & 4 Ports)
Featured List:
Half sized surface mount card providing independent RS-232 ports through 9-pin 'D' connectors
3 Port Card - 'D' connectors on fixing brackets
4 Port Card - 4th port added to the card via a cable which goes from a header on the board to a free PC expansion slot
A low cost high density upgrade to your communication ports
UART: 16550
Datasheet
