Aaeon SBC-776 Quick Installation Manual page 23

Quick Installation Guide
COM 1 (CN 15) & COM 2 (CN 16) Serial Ports
On board offer four set serial ports for serial devices connection.
Two of them are the D-Sub type, pin definition show as below, for
another two, please refer to page ?.
COM 1 RS-232 (CN15)
Pin
1
2
3
4
5
COM 1 RS-232 (CN16)
Pin
1
2
3
4
5
Signal
SDCDB1X
SRXDB1
STXDB1
SDTRB1X
GND
Signal
SDCDB2X
SRXDB2
STXDB2
SDTRB2X
GND
Pin Signal
6 SDSRB1X
7 SRTSB1X
8 SCTSB1X
9 SRIB1X
10 NC
Pin Signal
6 SDSRB2X
7 SRTSB2X
8 SCTSB2X
9 SRIB2X
10 NC
SBC-776 Installation Guide 23