Audio+ Module Architecture; Audio + Port Capacities - Polycom DOC2237A Hardware Installation Manual

Audio+ Module Architecture

Audio+ represents a new family of audio cards. Audio+ has the same general
card architecture as the audio card, but with a different number of processors.
This has an impact on the number of ports supported by each card.
Audio
Audio
Module
Message
module
Front
Card
Panel
Manager
LEDs
Data
Module
Figure 4-30: Audio+ Module

Audio + Port Capacities

The system's working mode affects its system capacity: Medium Band
(without Siren14) and Wide Band (with Siren14). The Medium and Wide
Band settings are defined in the system.cfg file.
For Medium Band, the flag is set to
AUDIO_PLUS_FREQUENCYBAND_MODE=MB.
For Wide Band, the flag is set to
AUDIO_PLUS_FREQUENCYBAND_MODE=WB.
MGC Hardware and Installation Manual
TDM Interface
QIFI
FPGA
32 Mbit/s
Links
Audio
Codec
DSP
x 7
PCI
BUS
Memory
LAN
Memory
I/F
HDLC
I/F
32 Mbit/s
Link
Audio
Controller
Unit
DSP
Memory
PMC
I/F
PCI
BUS
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