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Serial Port Connector: COM1 (RS-232/-422/-485)
Serial Port Connector: COM2~6 (RS-232)
Ths connector s a 16550A hgh speed communcatons port that sends/receves
16 bytes FIFOs. You can attach a seral devce to t through an optonal seral port
bracket.
RS-232
RS-422
RS-485
RS-232
PIN
SIGNAL
DESCRIPTION
1
DCD
Data Carrer Detect
2
RXD
Receve Data
3
TXD
Transmt Data
4
DTR
Data Termnal Ready
5
GND
Sgnal Ground
6
DSR
Data Set Ready
7
RTS
Request To Send
8
CTS
Clear To Send
9
VCC_COM
Power Source
RS-422
PIN
SIGNAL
DESCRIPTION
1
422 TXD-
Transmt Data, Negatve
2
422 RXD+
Receve Data, Postve
3
422 TXD+
Transmt Data, Postve
4
422 RXD-
Receve Data, Negatve
5
GND
Sgnal Ground
6
NC
No Connecton
7
NC
No Connecton
8
NC
No Connecton
9
NC
No Connecton
RS-485
PIN
SIGNAL
DESCRIPTION
1
485 TXD-
Transmt Data, Negatve
2
NC
No Connecton
3
485 TXD+
Transmt Data, Postve
4
NC
No Connecton
5
GND
Sgnal Ground
6
NC
No Connecton
7
NC
No Connecton
8
NC
No Connecton
9
NC
No Connecton
MS-98D2
MS-98D2
2-9
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