---
title: "Improved ROM for TS1000"
id: 12899
type: "product"
slug: "improved-rom-for-ts1000"
url: "http://localhost/product/improved-rom-for-ts1000/"
markdown_url: "http://localhost/product/improved-rom-for-ts1000.md"
published_at: "2019-11-30T01:43:16+00:00"
modified_at: "2026-03-22T13:13:26+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "Debugged/improved LPRINT, CLS, SCROLL, DIM and more. Full display file, SCROLL/CLS work properly, LPRINT small numbers (.0001), DIM very large single strings (DIM A$(47000)) in 64K and a few other changes incorporated. For the 16K TS1000, TS1500 or ZX81."
category:
  - name: "ROM"
    slug: "rom"
    taxonomy: "category"
    url: "http://localhost/category/hardware/rom/"
post_tag:
  - name: "G. Russell Electronics"
    slug: "g-russell-electronics"
    taxonomy: "post_tag"
    url: "http://localhost/tag/g-russell-electronics/"
  - name: "Mechanical Affinity"
    slug: "mechanical-affinity"
    taxonomy: "post_tag"
    url: "http://localhost/tag/mechanical-affinity/"
  - 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/"
  - name: "TS 1500"
    slug: "ts1500"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1500/"
  - name: "ZX81"
    slug: "zx81"
    taxonomy: "post_tag"
    url: "http://localhost/tag/zx81/"
model:
  - name: "Sinclair ZX81"
    slug: "zx81"
    taxonomy: "model"
    url: "http://localhost/model/zx81/"
  - name: "Timex/Sinclair 1000"
    slug: "ts-1000"
    taxonomy: "model"
    url: "http://localhost/model/ts-1000/"
  - name: "Timex/Sinclair 1500"
    slug: "ts-1500"
    taxonomy: "model"
    url: "http://localhost/model/ts-1500/"
genre:
  - name: "Hardware"
    slug: "hardware"
    taxonomy: "genre"
    url: "http://localhost/type/hardware/"
  - name: "ROM"
    slug: "rom"
    taxonomy: "genre"
    url: "http://localhost/type/rom/"
author_2: "Tom Bent"
company:
  id: 22406
  title: "Tom Bent"
  type: "company"
  url: "http://localhost/company/tom-bent/"
price: 24.95
rarity: "Uncommon"
articles:
  - article:
      id: 9345
      title: "For Your Support"
      type: "article"
      url: "http://localhost/article/for-your-support-4/"
adverts:
  - publication:
      - id: 26775
        title: "Time Designs Magazine v2 n1"
        type: "issue"
        url: "http://localhost/issue/time-designs-magazine-v2-n1/"
    advert_page: "33"
companies_products:
  - id: 10889
    title: "G. Russell Electronics"
    type: "company"
    url: "http://localhost/company/g-russell-electronics/"
  - id: 22406
    title: "Tom Bent"
    type: "company"
    url: "http://localhost/company/tom-bent/"
  - id: 25686
    title: "Mechanical Affinity"
    type: "company"
    url: "http://localhost/company/mechanical-affinity/"
---

# Improved ROM for TS1000

Debugged/improved LPRINT, CLS, SCROLL, DIM and more. Full display file, SCROLL/CLS work properly, LPRINT small numbers (.0001), DIM very large single strings (DIM A$(47000)) in 64K and a few other changes incorporated. For the 16K TS1000, TS1500 or ZX81.