---
title: "CATXRF Rev 1.2"
type: "article"
slug: "catxrf-rev-1-2"
url: "http://localhost/article/catxrf-rev-1-2/"
markdown_url: "http://localhost/article/catxrf-rev-1-2.md"
published_at: "2025-07-27T01:47:25+00:00"
modified_at: "2025-07-27T01:47:25+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "Features of Rev. 1.23 Handles up to 2000 MAST.CAT entries. Handles any number of file extension types. Under 6K in size. ‘Printer on/off option. Choice of 3 or 6 columns. Choice of normal/condensed type-with Epson MX-80. Up to 9 space margin on hard copy printouts. Assembler source code. Will run as-is on most Z80 systems…"
category:
  - name: "The Data Expansion"
    slug: "the-data-expansion"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/the-data-expansion/"
post_tag:
  - name: "TS 2068"
    slug: "ts2068"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts2068/"
publication_r:
  id: 50143
  title: "The Data Expansion"
  type: "periodical"
  url: "http://localhost/periodical/the-data-expansion/"
authors: "Simon Ewins"
volume: "5"
issue: "3"
issues_articles:
  - id: 50245
    title: "The Data Expansion v5 n3"
    type: "issue"
    url: "http://localhost/issue/the-data-expansion-v5-n3/"
pages: "21-23"
pubdate: "March 1988"
archive_link: false
---

# CATXRF Rev 1.2

Features of Rev. 1.23

- Handles up to 2000 MAST.CAT entries.
- Handles any number of file extension types.
- Under 6K in size.
- ‘Printer on/off option.
- Choice of 3 or 6 columns.
- Choice of normal/condensed type-with Epson MX-80.
- Up to 9 space margin on hard copy printouts.
- Assembler source code.
- Will run as-is on most Z80 systems
- Will run ‘as-is’ on ALL Osbornes.
- Optional disk file routing.
- S toggle of printout to start/stop.
- Uses currently logged drive.
- Auto-sequence to print sorted listings for all three options