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TI 83 Plus Assembly/Appendix A
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
ROM Calls
This Appendix shows information about many ROM Calls that can be used when programming in TI 83 Plus Assembly.
Display
Bit_VertSplit
Tests if the TI−83 Plus is set to G-T (graph-table) display mode.
Output
NZ is set if G-T is set
Example
<nowiki> B_Call(Bit_VertSplit)
JR NZ,Screen_is_Split</nowiki>
CheckSplitFlag
Checks if either horizontal or G-T split screen modes are active.
Input
grfSplitOverride, (IY + sGrFlags) = 1 to ignore split mode settings
Output
NZ is set if split screen mode is active
Under construction... Please see this pdf [] for Texas Instrument's documentation on all B_Call's.
TI's list is far from complete, consider looking at: