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Chapter 2: Jumpers and Connectors
COM 1 Port (RS232/422/485)
Connector type: DB-9 port, 9-pin D-Sub
Connector location: COM1A
COM 1
1
5
6
9
RS232
Pin
Definition
Pin
1
SP1_DCD
1
2
SP1_RXD
2
3
SP1_TXD
3
4
SP1_DTR
4
5
GND
5
6
SP1_DSR
6
7
SP1_RTS
7
8
SP1_CTS
8
9
SP1_RI
9
MH2
REAR_GND
MH2
MH1
REAR_GND
MH1
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RS485
RS422
Definition
Pin
Definition
SP1_DATA-
1
SP1_TX-
SP1_DATA+
2
SP1_TX+
NC
3
SP1_RX+
NC
4
SP1_RX-
GND
5
GND
NC
6
SP1_RTS-
NC
7
SP1_RTS+
NC
8
SP1_CTS+
NC
9
SP1_CTS-
REAR_GND
MH2
REAR_GND
REAR_GND
MH1
REAR_GND
COM 2 Port (RS232/422/485)
Connector type: DB-9 port, 9-pin D-Sub
Connector location: COM1B
COM 2
1
5
6
RS232
Pin
Definition
Pin
1
SP2_DCD
2
SP2_RXD
3
SP2_TXD
4
SP2_DTR
5
GND
6
SP2_DSR
7
SP2_RTS
8
SP2_CTS
9
SP2_RI
MH2
REAR_GND
MH2
MH1
REAR_GND
MH1
15
9
RS485
RS422
Definition
Pin
1
SP2_DATA-
1
2
SP2_DATA+
2
3
NC
3
4
NC
4
5
GND
5
6
NC
6
7
NC
7
8
NC
8
9
NC
9
REAR_GND
MH2
REAR_GND
MH1
NIFE 200 Series User Manual
Definition
SP2_TX-
SP2_TX+
SP2_RX+
SP2_RX-
GND
SP2_RTS-
SP2_RTS+
SP2_CTS+
SP2_CTS-
REAR_GND
REAR_GND
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