Revision as of 08:24, 31 December 2024 view source Retroand (talk \| contribs) Bureaucrats, Interface administrators, Administrators 666 edits Added SID signal constant value ← Older edit		Revision as of 17:30, 31 December 2024 view source Retroand (talk \| contribs) Bureaucrats, Interface administrators, Administrators 666 edits →‎I/O Ports Newer edit →
Line 173: \| 2Dh \|\| 8255#1 \|\| CE/ROM Update switches \|- \| 2Eh \|\| 8255#1 \|\| Unknown; related to memory test 04 \|- \| 2Fh \|\| 8255#1 \|\| 8255#1 control port

IBM System/23 Datamaster: Difference between revisions