https://wikiti.brandonw.net/index.php?action=history&feed=atom&title=83Plus%3ABCALLs%3A49F0 2026-05-09T15:18:36Z Revision history for this page on the wiki MediaWiki 1.23.5 https://wikiti.brandonw.net/index.php?title=83Plus:BCALLs:49F0&diff=6260&oldid=prev 2008-04-16T22:41:42Z

<p></p> <p><b>New page</b></p><div>[[Category:83Plus:BCALLs:By Name|CheckSplitFlag]] [[Category:83Plus:BCALLs:By Name:Display|CheckSplitFlag]] [[Category:83Plus:BCALLs:By Address|49F0 - CheckSplitFlag]]<br /> <br /> == Synopsis ==<br /> '''Official Name:''' CheckSplitFlag<br /> <br /> '''BCALL Address:''' 49F0<br /> <br /> Checks if either horizontal or G-T split screen modes are active.<br /> <br /> === Inputs ===<br /> ''None''<br /> <br /> === Outputs ===<br /> Z = 1 if no split screen mode is active<br /> = 0 if a split screen mode is active<br /> <br /> === Registers Destroyed ===<br /> ''none''<br /> <br /> == Comments ==<br /> grfSplitOverride, (IY + sGrFlags) = 1 to ignore split mode settings<br /> This flag is set to make system routines draw to the full screen even when in<br /> a split screen mode.</div>

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