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Section 3 — Functional Description
The three processors do the following tasks:
Communications Processor 1:
■ Sends status information to panel
■ Controls modem port
■ Controls diagnostic terminal port
The Head of State (HOS) Mezzanine Module
■ Tracks switcher state information
■ Controls Program, Preset, DSK operation
■ Controls analog I/O configuration
■ Communicates with panel
■ Overall control of the system
M/E 1 Processor Mezzanine Module
■ Controls M/E 1 operations
■ Communicates with panel
The function, inputs, outputs and processor used on the Control Processor
1 Module are given below.
a few of the input signals:
■ Vertical sync from the Sync Generator Module
■ Clock from the Sync Generator Module
■ 4X3/16X9 signal from the Sync Generator Module
■ 50Hz/60Hz from the Sync Generator Module
■ Power supply voltages
Output signals:
■ Address and data buses to all modules
■ Reset signal to all the modules
■ Module Select to all modules
■ Two address and data buses between Control Module 1, Control
Module 2, and the communications Carrier Module