---
title: "Mastering Machine Code on Your ZX-81"
id: 20978
type: "book"
slug: "mastering-machine-code-on-your-zx-81"
url: "http://localhost/book/mastering-machine-code-on-your-zx-81/"
markdown_url: "http://localhost/book/mastering-machine-code-on-your-zx-81.md"
published_at: "2020-04-05T16:21:00+00:00"
modified_at: "2024-05-26T15:08:52+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2020/04/MasteringMachineCodeOnYourZX81_0000.jpg"
excerpt: "Using this guide, the reader learns the ins and outs of ZX machine code translation. The handbook reveals the secrets of the ZX81 and shows how to adapt the ZX81 code to the ZX80 machine."
category:
  - name: "Books"
    slug: "book"
    taxonomy: "category"
    url: "http://localhost/category/book/"
post_tag:
  - name: "Gladstone Electronics"
    slug: "gladstone-electronics"
    taxonomy: "post_tag"
    url: "http://localhost/tag/gladstone-electronics/"
  - name: "Reston Publishing Company"
    slug: "reston-publishing-company"
    taxonomy: "post_tag"
    url: "http://localhost/tag/reston-publishing-company/"
  - name: "ZX80"
    slug: "zx80"
    taxonomy: "post_tag"
    url: "http://localhost/tag/zx80/"
  - name: "ZX81"
    slug: "zx81"
    taxonomy: "post_tag"
    url: "http://localhost/tag/zx81/"
model:
  - name: "Sinclair ZX80"
    slug: "zx80"
    taxonomy: "model"
    url: "http://localhost/model/zx80/"
  - name: "Sinclair ZX81"
    slug: "zx81"
    taxonomy: "model"
    url: "http://localhost/model/zx81/"
indiv:
  - name: "Toni Baker"
    slug: "toni-baker"
    taxonomy: "indiv"
    url: "http://localhost/indiv/toni-baker/"
authors: "Toni Baker"
publisher: "Reston Publishing Co."
publisher_publications:
  - id: 11225
    title: "Reston Publishing Company"
    type: "company"
    url: "http://localhost/company/reston-publishing-company/"
pages: "180"
date: "1982"
reviews:
  - id: 20259
    title: "Shopper’s Guide: Books"
    type: "article"
    url: "http://localhost/article/shoppers-guide-books/"
archiveurl: "https://archive.org/details/mastering-machine-code-on-your-timex-sinclair-1500-1000-zx-81"
zotero_id: "D9XD36FA"
---

# Mastering Machine Code on Your ZX-81

Using this guide, the reader learns the ins and outs of ZX machine code translation. The handbook reveals the secrets of the ZX81 and shows how to adapt the ZX81 code to the ZX80 machine.