ASM-Charts.pptx

ASM-Charts.pptx - EE 2730 Spring 2010 Algorithmic State...

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Unformatted text preview: EE 2730 Spring 2010 Algorithmic State Machine (ASM) Charts Chapter 8.10, selected parts of 10.2 EE 2730 - Spring 2010 General Sequential System o Data Unit n Processes data n Made of standard modules (counters, registers etc.) o Control Unit n Orchestrates operation of data unit n Custom built EE 2730 - Spring 2010 Data Unit Control Unit clock data status cmds instructions Example: Bus Structure EE 2730 - Spring 2010 Data Unit ASM Charts o Convenient tools to design control unit o State Box o Decision Box o Conditional Output Box EE 2730 - Spring 2010 ASM Charts o State Box n Node of state diagram n Row of state table n actions denote signals to enable desired action n Start of an ASM block o Decision Box o Conditional Output Box EE 2730 - Spring 2010 Output signals or actions (Moore type) State name ASM Charts o State Box n Node of state diagram o Decision Box n Condition to be tested for next state and outputs o Conditional Output Box EE 2730 - Spring 2010 Output signals or actions (Moore type) State name Condition expression 0 (False) 1 (True) ASM Charts o State Box n Node of state diagram o Decision Box n Condition to be tested for next state and outputs o Conditional Output Box n Mealy outputs EE 2730 - Spring 2010 Output signals...
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This document was uploaded on 11/01/2011 for the course EE 2730 at LSU.

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ASM-Charts.pptx - EE 2730 Spring 2010 Algorithmic State...

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