os96_9b.zip Archive of the OS96-system for the plus/4. All informations you need and the burnfiles. Works also with Minus/4! Archive consists of: 1551.exe 1551-floppy-simulation-program for the PC. You need this to transfer datas via pc-link from plus/4 to pc. 1551ger.doc documentation/instruction for this in German hardware.txt Instructions to create the control-circuit for 64kb-os96 in German and English. os96eng.doc Documentation for OS96, descriptions in English os96eng.new Whats new in the versions. os96ger.doc Documentation for OS96, descriptions in German. os96high.prg Burnfile (high) $8000-$ffff EPROM-adress 27512. If you want use it with pc-burner you must delete the first 2 bytes (the plus/4-load adress $4000)! os96low.prg Burnfile (low ) $0000-$7fff EPROM-adress 27512. You can also use this file alone in a 27256 or 2 27128 without the control unit. Then you haven't the setup-routines. If you want use it with pc-burner you must delete the first 2 bytes (the plus/4-load-adress $4000)!