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Latest commit e55e2bf Aug 20, 2015 @Schweigi Merge pull request #18 from tiborbaksa/master
fix(cpu): Underflow off-by-one bug

README.md

Simple 8-bit Assembler Simulator

A simulator which provides a simplified assembler syntax (based on NASM) and is simulating a x86 like cpu. Press Help inside the simulator to see an overview about the supported instructions.

TRY IT ONLINE

Features

  • 8-bit CPU
  • 4 general purpose registers
  • 256 bytes of memory
  • Console output

How to build

Make sure you have Grunt installed to compile the asmsimulator.js script. Run grunt to build the project.

Background

A technical introduction is available on my blog: www.mschweighauser.com.

License

The MIT License

Copyright (c) 2015 Marco Schweighauser

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.