Revision as of 08:13, 31 December 2024 view source Retroand (talk \| contribs) Bureaucrats, Interface administrators, Administrators 666 edits Detailed 8255 PPI ports ← Older edit		Revision as of 08:14, 31 December 2024 view source Retroand (talk \| contribs) Bureaucrats, Interface administrators, Administrators 666 edits Separated ports 42h and 43h Newer edit →
Line 179: \| 41h \|\| 8255#2 \|\| Service port \|- \| 42h~~-43h~~ \|\| 8255#2 \|\| Unknown \|- \| 43h \|\| 8255#2 \|\| 8255#2 control port \|- \| 44h-47h \|\| 8275 \|\| CRTC

IBM System/23 Datamaster: Difference between revisions