---
title: "Moving Billboard"
type: "article"
slug: "moving-billboard"
url: "http://localhost/article/moving-billboard/"
markdown_url: "http://localhost/article/moving-billboard.md"
published_at: "2024-01-01T13:18:17+00:00"
modified_at: "2024-06-23T01:03:40+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "This program continuously scrolls up to 23 (and more) lines of characters. Do not print more than 32 characters in any PRINT instruction, such as line 150, or the scrolling will fail."
category:
  - name: "Syntax"
    slug: "syntax"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/syntax/"
post_tag:
  - name: "1982"
    slug: "year-1982"
    taxonomy: "post_tag"
    url: "http://localhost/tag/year-1982/"
  - name: "TS 1000"
    slug: "ts1000"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1000/"
  - name: "Type-in program"
    slug: "type-in-program"
    taxonomy: "post_tag"
    url: "http://localhost/tag/type-in-program/"
  - 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/"
indiv:
  - name: "Paul Ezra"
    slug: "paul-ezra"
    taxonomy: "indiv"
    url: "http://localhost/indiv/paul-ezra/"
publication_r:
  id: 10246
  title: "Syntax"
  type: "periodical"
  url: "http://localhost/periodical/syntax/"
authors: "Paul Ezra"
volume: "3"
issue: "2"
issues_articles:
  - id: 52471
    title: "Syntax/Syntax ZX80 v3 n2"
    type: "issue"
    url: "http://localhost/issue/syntax-syntax-zx80-v3-n2/"
pages: "8"
pubdate: "February 1982"
related_articles:
  - id: 52491
    title: "New 8K ROM Routine Addresses"
    type: "article"
    url: "http://localhost/article/new-8k-rom-routine-addresses/"
  - id: 52501
    title: "Bar Chart"
    type: "article"
    url: "http://localhost/article/bar-chart-2/"
product_reviews:
  - id: 13422
    title: "MX-16 16K RAM"
    type: "product"
    url: "http://localhost/product/mx-16-16k-ram/"
archive_link: false
---

# Moving Billboard

This program continuously scrolls up to 23 (and more) lines of characters. Do not print more than 32 characters in any PRINT instruction, such as line 150, or the scrolling will fail.