30 Main Processor Module
Trident Planning and Installation Guide
Main Processor Module
The following Main Processor components are available.
A minimum Trident system has one MP Baseplate housing three MPs. Each MP
Module serves as one channel of a Trident system. An MP Module consists of
processors that execute the following firmware:
• Application processor and system executive (SX)
•I⁄O processor and input/output executive (IOX)
System Executive
The system executive performs the following functions:
• Control application execution
• TriBus communication and voting
• System diagnostics
• TriStation and Modbus slave communication
Input/Output Executive
The input/output executive performs the following functions:
•I⁄O module ASIC communication
•I⁄O control
•I⁄O diagnostics
Model Description
3101 MP Module (up to 14 I⁄O modules)
2101 MP Baseplate
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