Nortel Networks Circuit Card 311 - Manual (Page 1105)

Functional description 1105
Figure 314
QPC841 QSDI card front panel
Functional description
The QPC841 Quad Serial Data Interface card contains all the logic for four
asynchronous serial ports, including the baud rate generators. These serial
ports are directly accessed by the system processor using memory reads
and writes.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
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