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SBC84833 Series All-In-One Capa Board User’s Manual
JUMPERS AND CONNECTORS
30
2.4.12 Serial Port1 Connector (COM1)
The COM 1 Port connector is a standard DB-9 connector.
Pin Signal
1 DCD, Data carrier detect
2 RXD, Receive data
3 TXD, Transmit data
4 DTR, Data terminal ready
5 GND, ground
6 DSR, Data set ready
7 RTS, Request to send
8 CTS, Clear to send
9 RI, Ring indicator
2.4.13 Serial Port 2 Connectors (CN15)
Pin Signal Pin Signal
1
Data Carrier Detect (DCD)
2
Data Set Ready (DSR)
3
Receive Data (RXD)
4
Request to Send (RTS)
5
Transmit Data (TXD)
6
Clear to Send (CTS)
7
Data Terminal Ready (DTR)
8
Ring Indicator (RI)
9
Ground (GND)
10
N.C.