
A.4 Serial Port
A.4.1 Onboard RS-232C Serial Port
1
2
Connector: JCOM1, JCOM2
Type: 10-pin header
Pin Description Pin Description
1 DCD 2 RXD
3 TXD 4 DTR
5 Ground 6 DSR
7 RTS 8 CTS
9 RI 10 N/C
5
4
3
2
1
A.4.2 On Bracket RS-232C Serial Port
9
8
7
6
Connector: COM1 (FS-977VL only)
Type: 9-pin D-sub male connector on bracket
Pin Description Pin Description
1 DCD 2 RXD
3 TXD 4 DTR
5 Ground 6 DSR
7 RTS 8 CTS
9 RI
FS-977 User’s Manual
30
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