AT&T DEFINITY 7100 series Manual de usuario Pagina 25

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INTERFACE CIRCUIT PACKS
V3, XEV2, XEV3, AND G1
Processor Interface TN765
Provides 4 data links to the TDM bus and a link to the processor
Provides AUDIX, CMS, DCS, OCM, ISDN, or MSA interface
Provides a single EIA port for direct access to AUDIX, CMS, DCS,
OCM, ISDN, or MSA
V1, V2, AND V3
Interface 1 TN716B
Interfaces Processor With System Bus Protocol
Interface 2 TN720 or TN738
64 KBYTES ROM 128 KBYTES RAM
Forms Channel to AP Using BX.25 Protocol
TN738 Provides Data Channel Capability Required for the DCS (V2
and V3 Only), CMS (V3 Only), and AUDIX (V3 Only)
Interface 3 TN719
Terminates DCP for Data Coming From AP or DCS Via TDM Bus
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