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2-WIRE IDSL LINE DRIVER RACK CARDS
2. Data Format
Select Option 2 in the Software Configuration menu to select the sync data format.
Figure 3-10. Data format.
3. Clock Mode
Select Option 3 in the Software Configuration menu to select the sync clock mode.
Figure 3-11. Clock mode.
Set this option as follows:
Master Clock—Internal: Select Item 1 to use the 2-Wire IDSL Line Driver Rack
Card’s internal reference clock as the timing source.
Master Clock—External: Select Item 2 to use the DTE-supplied transmit clock.
Slaved to Receive Clock: Select Item 3 to have the 2-Wire IDSL Line Driver Rack
Card derive a transmit clock from the incoming data stream.
IMPORTANT!
One Card must be a Master Clock (either internal or external) and the
other must be slaved to the Receive Clock.
DATA FORMAT—ESC TO SOFTWARE CONFIG MENU
1. SYNCHRONOUS/ASYNCHRONOUS
