Dss-networks 8261-RTM Instrukcja Użytkownika Strona 22

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Gigabit Ethernet Metro-Switch Board and Firmware Users Manual
DSS NETWORKS, INC. Version: 1.14g Page: 22
7.1 SERIAL PORT CABLE DIAGRAM
Included in each Metro-Switch kit shipped from the factory to the customer is one RJ-11
male to DB9 female RS232 serial port cable for connecting to the PC’s serial COM port
for use with a terminal emulator in a PC. The following table shows the cabling diagram
for this serial port cable:
RJ11
Pin
RS232 Signal
COM PORT Signal
DB9
Pin
1
Not used Not used
1
2 Transmit Data (TD) Receive Data (RD) 2
3 Ground Ground 5
4
Not used Not used
4
5 Receive Data (RD) Transmit Data (TD) 3
6
Not used
Ground 6
N/A
Not used Not used
7
N/A
Not used Not used
8
N/A
Not used Not used
9
RS-232 Signals on an RJ11 Jack
RJ11 Wire Signal DTE DCE
1 hardware flow control transmit (optional) RTS or DTR CTS and/or DSR
2 transmit
3 transmit ground
4 receive ground
5 receive
6 hardware flow control receive (optional) CTS or DSR RTS and/or DTR
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