---
title: "Machine Language Programming – Logical Functions"
type: "article"
slug: "machine-language-programming-logical-functions"
url: "http://localhost/article/machine-language-programming-logical-functions/"
markdown_url: "http://localhost/article/machine-language-programming-logical-functions.md"
published_at: "2020-10-27T21:12:07+00:00"
modified_at: "2024-06-23T00:44:56+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "Differences between 4K and 8K ROMs can be overcome with machine language."
category:
  - name: "Syntax"
    slug: "syntax"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/syntax/"
post_tag:
  - name: "1981"
    slug: "year-1981"
    taxonomy: "post_tag"
    url: "http://localhost/tag/year-1981/"
  - name: "Machine language programming"
    slug: "machine-language"
    taxonomy: "post_tag"
    url: "http://localhost/tag/machine-language/"
  - name: "Tutorial"
    slug: "tutorial"
    taxonomy: "post_tag"
    url: "http://localhost/tag/tutorial/"
  - 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/"
publication: "Syntax"
publication_r:
  id: 10246
  title: "Syntax"
  type: "periodical"
  url: "http://localhost/periodical/syntax/"
volume: "2"
issue: "7"
issues_articles:
  - id: 26699
    title: "Syntax/Syntax ZX80 v2 n7"
    type: "issue"
    url: "http://localhost/issue/syntax-syntax-zx80-v2-n7/"
pages: "11-12"
pubdate: "July 1981"
archive_link: false
volumeissue: "v2n7"
---

# Machine Language Programming – Logical Functions

Differences between 4K and 8K ROMs can be overcome with machine language.