INSTALLATIONS
IB710 User’s Manual
23
J14: Serial Ports
J14A (COM1), J14B (COM2), J14C (COM3) and J14D (COM4/TTL
level) are the onboard serial ports on the IB710.
Pin #
Signal Name (RS-232)
1
DCD, Data carrier detect
2
RXD, Receive data
3
TXD, Transmit data
4
DTR, Data terminal ready
5
Ground
6
DSR, Data set ready
7
RTS, Request to send
8
CTS, Clear to send
9
RI, Ring indicator
10
No Connect.
J14B (COM2) is jumper selectable for RS-232, RS-422 and RS-485.
Pin #
Signal Name
RS-232
R2-422
RS-485
1
DCD
TX-
DATA-
2
RX
TX+
DATA+
3
TX
RX+
NC
4
DTR
RX-
NC
5
Ground
Ground
Ground
6
DSR
RTS-
NC
7
RTS
RTS+
NC
8
CTS
CTS+
NC
9
RI
CTS-
NC
10
NC
NC
NC
Summary of Contents for IB710
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