---
title: "8k ROM Upgrade"
type: "article"
slug: "8k-rom-upgrade"
url: "http://localhost/article/8k-rom-upgrade/"
markdown_url: "http://localhost/article/8k-rom-upgrade.md"
published_at: "2021-08-22T21:27:36+00:00"
modified_at: "2024-05-26T13:41:25+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "Improved ZX81/TS 1000 ROM from Tom Bent. Changes include normal FAST mode, 6 character shape improvements, change British pound symbol to an apostrophe, LPRINT decimal numbers with leading zeros, fast SCROLL, proper divide of numbers in repetitive math, proper CLS action, fixed display file, DIMension single string arrays up to 64K and invoke LPRINT commands…"
category:
  - name: "Time Designs Magazine"
    slug: "time-designs"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/time-designs/"
post_tag:
  - name: "Software review"
    slug: "software-review"
    taxonomy: "post_tag"
    url: "http://localhost/tag/software-review/"
  - name: "Tom Bent (company)"
    slug: "tom-bent"
    taxonomy: "post_tag"
    url: "http://localhost/tag/tom-bent/"
  - name: "TS 1000"
    slug: "ts1000"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1000/"
model:
  - name: "Timex/Sinclair 1000"
    slug: "ts-1000"
    taxonomy: "model"
    url: "http://localhost/model/ts-1000/"
indiv:
  - name: "Dick Wagner"
    slug: "dick-wagner"
    taxonomy: "indiv"
    url: "http://localhost/indiv/dick-wagner/"
publication_r:
  id: 10277
  title: "Time Designs Magazine"
  type: "periodical"
  url: "http://localhost/periodical/time-designs-magazine/"
authors: "Dick Wagner"
volume: "1"
issue: "5"
issues_articles:
  - id: 37625
    title: "Time Designs Magazine v1 n5"
    type: "issue"
    url: "http://localhost/issue/time-designs-magazine-v1-n5/"
pages: "11-12"
pubdate: "July/August 1985"
archive_link: false
companies_articles:
  - id: 22406
    title: "Tom Bent"
    type: "company"
    url: "http://localhost/company/tom-bent/"
---

# 8k ROM Upgrade

Improved ZX81/TS 1000 ROM from Tom Bent. Changes include normal FAST mode, 6 character shape improvements, change British pound symbol to an apostrophe, LPRINT decimal numbers with leading zeros, fast SCROLL, proper divide of numbers in repetitive math, proper CLS action, fixed display file, DIMension single string arrays up to 64K and invoke LPRINT commands by using RAND.