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16
NISE 51 User Manual
Chapter 2: Jumpers and Connectors
External I/O Interfaces - Rear Panel
DC Power Input
Connector location: PW1
COM 1 Port (RS232)
Connector type: DB-9 port, 9-pin D-Sub
Connector location: COM1
Pin
Definition
Pin
Definition
1
SP1_DCD#
2
SP1_RXD
3
SP1_TXD
4
SP1_DTR#
5
GND
6
SP1_DSR#
7
SP1_RTS#
8
SP1_CTS#
9
SP1_RI#
1
6
5
9
+
1
3
Pin
Definition
1
VIN
2
VSS
3
Earth GND