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Appendix A. Pinouts
Pin
Name
1
TD+
The positive signal for the TD differential pair. This signal con-
tains the serial output data stream transmitted onto the network.
2
TD-
The negative signal for the TD differential pair (pins 1 and 2).
3
RD+
The positive signal for the RD differential pair. This signal con-
tains the serial input data stream received from the network.
4, 5
N/A
not used
6
RD-
The negative signal for the RD differential pair (pins 3 and 6).
7, 8
N/A
not used
A-2
Table A-2. Control Connector Pin Assignments
RJ Pin#
1
2
3
4
5
6
7
8
*Used for hardware flow control.
Table A-3. 10BaseT Connector Pin Assignments
Description
Express 5210 User Manual
Function
Direction
GND
RTS
I
TD
I
DSR
O
RD
O
CTS*
O
DTR
I
DCD
O
61200208L1-1
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