http://apple2.guidero.us/ 2026-05-04T10:44:10-04:00 http://apple2.guidero.us/ http://apple2.guidero.us/lib/tpl/monochrome/images/favicon.ico text/html 2023-06-16T02:06:49-04:00 http://apple2.guidero.us/doku.php/mg_notes/cpm/cpm_combos?rev=1686895609&do=diff Apple II CP/M Hardware and OSes Hardware Apple CP/M hardware comes in two major types: Softcard The Softcard-style cards all use the Microsoft Softcard mechanism of suspending the 6502 via the DMA line and taking over the bus. The Z80 has direct access to the Apple II hardware. text/html 2019-09-30T18:29:47-04:00 http://apple2.guidero.us/doku.php/mg_notes/cpm/softcard_cpm_ref?rev=1569882587&do=diff Softcard CP/M Reference Adapted/fixed from here. I do not know who the original author is. My only claim is to have fixed some errors/typos, expanded it, and prettied it up for display here. Peripheral Card Standard Locations Apple peripheral cards: What goes where text/html 2017-11-14T11:58:23-04:00 http://apple2.guidero.us/doku.php/mg_notes/cpm/start?rev=1510678703&do=diff MG's Apple CP/M Notes <ul class="catlist-nslist" ><li class="catlist-page">Apple II CP/M Hardware and OSes</li><li class="catlist-page">Softcard CP/M Reference</li></ul> ---------- ​