Nortel Circuit Card Installation Manual page 399

Table 148 lists the synchronous interface specifications and the means of
configuring the interface parameters.
Table 148
Synchronous interface specifications
Parameter
Data bits
Data rate
Transmission
Clock
Interface
Mode
Asynchronous transmission uses an internal clock to generate the appropriate
baud rate for serial controllers.
Table 149 lists asynchronous interface specifications and the means of
configuring interface parameters.
Table 149
Asynchronous interface specifications (Part 1 of 2)
Parameter
Data bit, parity
Data rate
Stop bits
Transmission
Interface
NT6D80 MSDL card
Specification
In packets-Transparent
1.2, 2.4, 4.8, 9.6, 19.2, 38.4,
48, 56, and 64 kbps
Full Duplex
Internal/External
RS-232
RS-422
DTE or DCE
Specification
7 bits even, odd or no
parity, or 8 bits no parity
0.3, 0.6, (1.2), 2.4, 4.8,
9.6, 19.2, and 38.4 kbps
1 (default), 1.5, 2
Full Duplex
RS-232
Circuit Card
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