Owner's manual

DS3131
11 of 174
Figure 2-2. Configuration Options
28
Bit-Synchronous
HDLC Controllers
Local Bus
PCI Bus
28 Serial
Interfaces
(Ports 0 to 27)
LBPXS
28 Bit-Synchronous Ports/Local Bus Enabled (Default State)
Open-Circuited
PU
40
Bit-Synchronous
HDLC Controllers
Local Bus
PCI Bus
40 Serial
Interfaces
(Ports 0 to 39)
LBPXS
40 Bit-Synchronous Ports/Local Bus Disabled
PU