You are not logged in - nap CSDb User Forums Forums > C64 Coding > TIL: The instruction after SEI can be executed before a pending IRQ is handled 2017-11-07 15:56 Krill Registered: Apr 2002 Posts: 2839 TIL: The instruction after SEI can be executed before a pending IRQ is handled As described here: http://visual6502.org/wiki/index.php?title=6502_Timing_of_Inter.. I never knew this, after all those years, and thought i'd share this as a heads-up. Thanks to Bubis for pointing it out to me!   ... 98 posts hidden. Click here to view all posts....   2017-11-17 22:07 Copyfault Registered: Dec 2001 Posts: 466 So my assumption was correct :) Thanks to everyone for clarification, esp. to MagerValp for quickly mocking up a test prg. Previous - 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 - Next Refresh Subscribe to this thread: You need to be logged in to post in the forum. Search the forum: Search  All forums C64 CodingC64 ComposingC64 PixelingC64 ProductionsCSDb Bug ReportsCSDb DiscussionsCSDb EntriesCSDb FeedbackCSDb InfoCSDb moderatorsCSDb QuestionsCSDb V2 developmentMessages to moderatorsRequests  for   in Writer & textTextWriter  All times are CET. Search CSDb All Releases Groups Sceners Events BBS SIDs ------- Forum Comments Advanced Users Online Fulgore/Excess Da Snake t0m3000/ibex-crew Sentinel/Excess/TREX fieserWolF/Abyss-Con.. metalux/G★P Guests online: 117 Top Demos 1 Next Level  (9.8) 2 Mojo  (9.7) 3 Coma Light 13  (9.7) 4 Edge of Disgrace  (9.6) 5 Comaland 100%  (9.6) 6 No Bounds  (9.6) 7 Uncensored  (9.6) 8 Wonderland XIV  (9.6) 9 Bromance  (9.6) 10 Memento Mori  (9.6) Top onefile Demos 1 It's More Fun to Com..  (9.7) 2 Party Elk 2  (9.7) 3 Cubic Dream  (9.6) 4 Copper Booze  (9.5) 5 TRSAC, Gabber & Pebe..  (9.5) 6 Rainbow Connection  (9.5) 7 Onscreen 5k  (9.5) 8 Wafer Demo  (9.5) 9 Dawnfall V1.1  (9.5) 10 Quadrants  (9.5) Top Groups 1 Oxyron  (9.3) 2 Nostalgia  (9.3) 3 Booze Design  (9.3) 4 Censor Design  (9.3) 5 Crest  (9.3) Top Original Suppliers 1 Black Beard  (9.5) 2 Derbyshire Ram  (9.5) 3 hedning  (9.2) 4 Baracuda  (9.1) 5 Irata  (8.5)

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