---
title: "PRTIF"
id: 27858
type: "product"
slug: "centronics-printer-interface-2"
url: "http://localhost/product/centronics-printer-interface-2/"
markdown_url: "http://localhost/product/centronics-printer-interface-2.md"
published_at: "2020-10-21T22:22:56+00:00"
modified_at: "2026-07-12T16:07:37+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "PRTIF is an interface to any printer with a Centronics-style parallel input. In addition to data lines, all printer status and control lines are available. FEATURES: All signals present -- can integrate with any software Driver routines included Transparent LPRINT, LLIST on T52068 USR routine for ZX81,1000, 1500 Can be powered either by computer or…"
category:
  - name: "Printer"
    slug: "printer"
    taxonomy: "category"
    url: "http://localhost/category/hardware/printer/"
post_tag:
  - name: "Research Service Labs"
    slug: "research-service-labs"
    taxonomy: "post_tag"
    url: "http://localhost/tag/research-service-labs/"
  - name: "TS 1000"
    slug: "ts1000"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1000/"
  - name: "TS 2068"
    slug: "ts2068"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts2068/"
model:
  - name: "Timex/Sinclair 1000"
    slug: "ts-1000"
    taxonomy: "model"
    url: "http://localhost/model/ts-1000/"
  - name: "Timex/Sinclair 2068"
    slug: "ts-2068"
    taxonomy: "model"
    url: "http://localhost/model/ts-2068/"
genre:
  - name: "Hardware"
    slug: "hardware"
    taxonomy: "genre"
    url: "http://localhost/type/hardware/"
  - name: "Printer"
    slug: "printer"
    taxonomy: "genre"
    url: "http://localhost/type/printer/"
company:
  id: 27855
  title: "Research Service Labs"
  type: "company"
  url: "http://localhost/company/research-service-labs/"
price: 50
date: 1984
rarity: "Uncommon"
adverts:
  - publication:
      - id: 26626
        title: "SUM v3 n5"
        type: "issue"
        url: "http://localhost/issue/sum-v3-n5/"
    advert_page: "16"
companies_products:
  - id: 27855
    title: "Research Service Labs"
    type: "company"
    url: "http://localhost/company/research-service-labs/"
---

# PRTIF

PRTIF is an interface to any printer with a Centronics-style parallel input. In addition to data lines, all printer status and control lines are available.

FEATURES:

- All signals present — can integrate with any software
- Driver routines included
  - Transparent LPRINT, LLIST on T52068
  - USR routine for ZX81,1000, 1500

- Can be powered either by computer or externally
- On board 5v regulator – no computer overheating
- User selectable addressing — no contention with other I/O
- Complete instructions included