Loop Telecom Loop-IP6704A, Руководство пользователя, Страница: 31 / 220

Chapter 2 Installation IP6704A TDMoEthernet
Loop Telecommunication International, Inc.
11
10 Control Return DTE
11 Receive Data Return DCE
12 Indication Return DCE
13 Signal Timing Return DCE
14 External Clock Return DTE
15 Unassigned
Table 2-10 RS449/DB37 DTE Port Pin Definition
Pin Number Signal Source
1 Cable Shield
2 Unassigned
3 Unassigned
4 Transmit Data DTE
5 Transmit Clock DCE
6 Receive Data DCE
7 Request To Send DTE
8 Receive Clock DCE
9 Clear To Send DCE
10 Local Loopback DTE
11 Data Set Ready DCE
12 Data Terminal Ready DTE
13 Data Carrier Detect DCE
14 Remote Loopback DTE
15 Unassigned
16 Unassigned
17 External Clock DTE
18 Test Mode DCE
19 Signal Ground
20 Unassigned
21 Unassigned
22 Transmit Data Return DTE
23 Transmit Clock Return DCE
24 Receive Data Return DCE
25 Request To Send Return DTE
26 Receive Clock Return DCE
27 Clear To Send Return DCE
28 Unassigned
29 Data Set Ready Return DCE