Com Port (Rj-45) (Slim Sku Only); Com0: Rs-232 - Compal U-BPC User Manual

3 GPO3
4 GPO4
5 GPO5
6 GPO6
7 GPO7
8 GPO8
9 GND
B.7 COM Port (RJ-45) (Slim SKU only)
B.7.1 COM0: RS-232
Pin Name
1 RS232_RTS#
2 RS232_DTR
3 RS232_TXD
4 GND
5 RS232_DCD
6 RS232_RXD
7 RS232_DSR
8 RS232_CTS#
DO3
DO4
DO5
DO6
DO7
DO8
Signal ground
▲ Figure B.7 RS-232 Serial Port (RJ-45 connector)
Description
Request To Sent
Data Terminal Ready
Transmit Data
Signal ground
Data Carrier Detected
Receive Data
Data Set Ready
Clear To Sent
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