The myCPU Project

myCPU

Introduction The Kit The Components The Tools The Build Process The Code Testing and Debugging Sample Programs Logisim Simulator The myCPU Book Open Source Licence

Modules

Introduction BUS module BUS Manager Clock CSM (Control Signals Manager) Program Counter Register ABC (Right) Register ABC (Left) ALU Output Register 8b MAR 4 bit (Memory Address Register) SRAM (74xx189) module Instruction Register Sequencer and Flags Register Instruction Decoder

Extra Modules

Hex/Dec Display 4 digits Display LED 8 bits Display LED 16 bits BUS modules Layout Connectors EEProm Programmer (AT28C64) Protoboards

Downloads

Technical Documentation Book Diagrams Bill of Materials Datasheets Code Software Sample Programs Component Libraries Useful templates CAD files ISA files Simulator

Blog About

myCPU: The Instruction Register module

A 4 bit Opcode Instruction Register

The content is under development, the final version will be as soon as possible.

Instruction Register module documentation