Texas Instruments TI-89 Developer's Guide

1200
Appendix B: Global Variables
TI
-
89 / TI
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92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
EStack Utilities........................................................................................................................1225
bottom_estack ................................................................................................................1225
estack_max_index..........................................................................................................1226
top_estack ......................................................................................................................1227
Flash Memory .........................................................................................................................1229
FlashMemoryEnd............................................................................................................1229
Graphing .................................................................................................................................1231
gr_active, gr_other..........................................................................................................1231
gr_flags...........................................................................................................................1241
Keyboard.................................................................................................................................1243
OSFastArrows ................................................................................................................1243
OSModKeyStatus ...........................................................................................................1244
Logic .......................................................................................................................................1245
index_false......................................................................................................................1245
index_true.......................................................................................................................1246
Math........................................................................................................................................1247
Float0Index.....................................................................................................................1247
Float1Index.....................................................................................................................1248
FloatExp1Index...............................................................................................................1249
FloatHalfIndex.................................................................................................................1250
FloatMinus1Index ...........................................................................................................1251
FloatPiIndex....................................................................................................................1252
Integer0Index..................................................................................................................1253
Integer1Index..................................................................................................................1254
Integer2Index..................................................................................................................1255
IntegerMinus1Index ........................................................................................................1256

Texas Instruments TI-89 Specifications

General

Display size (HxV)	100 x 160 mm
Memory type	639K FLASH ROM, 188K bytes RAM
Compatible operating systems	Operating System 2.09
Battery type	AAA