Mitel SX-200 Documentation page 457

Superswitch electronic private automatic branch exchange epabx

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SECTION 91 OS/91 1 O-096-1 80-NA

RANDOM ACCESS M~MORV

THE SCRATCH PAD RAM KEEPS TRACK OF

ACTIVE INFORhIATK)N WITHIN THE PAS%

. D I A L I N G

. EIEF;g PATHS IN U S E

C O N T A I N S

WHICH PROVIDE FACTORY PROGRAMMED

MEMORY FOR PARTICUlAR GIBERICS OF

168 KBV-rES.

THE SCANNER CARD CONTlNUOLbLY SCANS

A CHANGE THAT =aulREs

THE ACTlON OF THE PROCESSOR

GENERATES BITERRUPT PULSE TO CPU

LOCATION DF CONTROL

TO AID IN DL%NOSTICS.

Figure 4-3 Data Flow Interconnections

CLASSES B= SERVlCE

. ET-+ NUMBERs

MEMORY CONTAINS ALL 01

PROGRAM INFORMATION:

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