User guide

ASCOM USER GUIDE
High Speed Base Band Modems
61
8.7 ASCOM BRIDGE ROUTER
This module provides all the features of an Ethernet Bridge/Router and requires separate
configuration. For this reason, the module comes with its own user manual. The part number
for this is 1/269/001/610.
8
60 ASCOM USER GUIDE
High Speed Base Band Modems
8.5.3 External Timing
If External timing is required i.e. the modem is to be used as a DTE then a change over cable
will be required as shown in the diagram below:
8.6 G.703 CODIRECTIONAL 64K
8.6.1 9 Way D-type Connector pin allocation
8.6.2 Module Link Settings
There are no links with this module
8.6.3 External Timing
G.703 has timing embedded in the data structure, and the modem extracts timing information
from this. No other clock connections can be made.
A-wire B-wire Description SITS 89/43
1 5 G.703 Out Generator
6 9 G.703 In Load
19 102-A 19 102-A
20 102-B 20 102-B
4 103-A 4 103-A
22 103-B 22 103-B
6 104-A 6 104-A
24 104-B 24 104-B
7 105-A 7 105-A
25 105-B 25 105-B
13 109-A 13 109-A
31 109-B 31 109-B
17 113-A 8 115-A
35 113-B 26 115-B
Master
High Speed
Modem
Set to
External
Bit Timing
Timing
Source