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D-8 Connectors
Serial Ports A and B
Serial Port A (External) Connector Pinout
Pin
Signal
Description
1
DCD
Data carrier detected
2
RXD
Receive data
3
TXD
Transmit data
4
DTR
Data terminal ready
5
GND
Ground
6
DSR
Data set ready
7
RTS
Return to send
8
CTS
Clear to send
9
RIA
Ring indication active
Serial Port B (Internal) Header Pinout
Pin
Signal
Description
1
DCD
Data carrier detected
2
DSR
Data set ready
3
RXD
Receive data
4
RTS
Return to send
5
TXD
Transmit data
6
CTS
Clear to send
7
DTR
Data terminal ready
8
RIA
Ring indication active
9
GND
Ground
10
NC
No connect
RJ-45 Network
RJ-45 Network Connector Pinout
Pin
Signal
Description
1
TX+
Transmit data plus—the positive signal for the TD differential pair contains the
serial output data stream transmitted onto the network
2
TX-
Transmit data minus—the negative signal for the TD differential pair contains the
same output as pin 1
3
RX+
Receive data plus—the positive signal for the RD differential pair contains the
serial input data stream received from the network
4
NC
5
NC
6
RX-
Receive data minus—the negative signal for the RD differential pair contains the
same input as pin 3
7
NC
8
NC
Summary of Contents for LS2400
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