IBASE IB906 - Manual (Page 18)

INSTALLATIONS
14 IB906 User’s Manual
JP5: COM1, COM2 Serial Port (DF11 Connector)
Haoguo DF11-20S-PA66H
Mating connector: Hirose DF11-20DS-2C
Signal Name Pin # Pin # Signal Name
DSR1
Data set ready
2 1 DCD1
Data carrier detect
RTS1
Request to send
4 3 RXD1
Receive data
CTS1
Clear to send
6 5 TXD1
Transmit data
RI1
Ringing indicator
8 7 DTR1
Data terminal ready
Not used 10 9 Ground
DSR2 12 11 DCD2
RTS2 14 13 RXD2
CTS2 16 15 TXD2
RI2 18 17 DTR2
Not used 20 19 Ground
C
COM2 is BIOS selectable for RS-232, RS-422 and RS-485.
Pin # Signal Name
RS-232 R2-422 RS-485
11 DCD TX- DATA-
13 RX TX+ DATA+
15 TX RX+ NC
17 DTR RX- NC
19 Ground Ground Ground
12 DSR NC NC
14 RTS NC NC
16 CTS NC NC
18 RI NC NC
20 NC NC NC