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NTI RACKMUX RACKMOUNT ANSI TERMINAL DRAWER
17
4. CONNECTOR PIN ASSIGNMENT
Table 6- Serial Port (Serial 1) Connector Pin Assignments
(RS232C 9-pin connector)
Pin Signal Mnemonic Direction
1
Data carrier detect DCD In
2
Receive data RxD In
3
Transmit data TxD Out
4
Data terminal ready DTR Out
5
Signal ground SGND
6
Data set ready DSR In
7
Request to send RTS Out
8
Clear to send CTS In
Table 7- Serial Port (Serial 2) Connector Pin Assignments
(RS232C 9-pin connector)
Pin Signal Mnemonic Direction
1
Data carrier detect DCD In
2
Receive data RxD In
3
Transmit data TxD Out
4
Data terminal ready DTR Out
5
Signal ground SGND
6
Data set ready DSR In
7
Request to send RTS Out
8
Clear to send CTS In
Table 8- Printer Port Connector Pin Assignments
(Compatible with the IBM PC parallel port)
Pin Signal Mnemonic Direction
1
-Strobe Out
2
Data bit 0 Out
3
Data bit 1 Out
4
Data bit 2 Out
5
Data bit 3 Out
6
Data bit 4 Out
7
Data bit 5 Out
8
Data bit 6 Out
9
Data bit 7 Out
10
-Acknowledge
In
11
Busy
In
12
Paper end
In
13
Slct
In
14
-Auto feed XT
Out
15
-Error
In
16
-Init
Out
17
-Slctn
Out
18-25
Ground
Out
Table 9- 10Base T Connector Pin Assignments
(RJ45 8 pin female connector)
Pin Signal Direction
1
Transmit + Out
2
Transmit - Out
3
Receive + In
6
Receive - In