Grappler+ Card: Using w/ProDOS 1.1.1 Software

This article list the revision of the Grappler+ parallel printer interface cards experiencing problems with ProDOS 1.1.1 based software.
Grappler+ parallel printer interface cards that have PROM rev. 3.1 or earlier do not work well with software that is ProDOS 1.1.1-based.
Published Date: Feb 18, 2012