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Texas Instruments TI-89 Developer's Guide

Texas Instruments TI-89
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Appendix A: System Routines — Keyboard
637
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
GetAlphaStatus
Declaration:
BYTE
GetAlphaStatus
(void)
Category(ies):
Keyboard
Description:
On the TI-89, returns the status of AlphaLock. Since there is no AlphaLock
on the TI-92 Plus, 0 is always returned.
Inputs:
None
Outputs:
On the TI-89, returns 1 if AlphaLock is on and 0 if AlphaLock is off. On the
TI-92 Plus, always returns 0.
Assumptions:
None
Side Effects:
None
Availability:
All versions of the TI-89 / TI-92 Plus.
TI-89 / TI-92 Plus
Differences:
This function is only for the TI-89. If called on the TI-92 Plus, 0 will always
be returned.
See Also: SetAlphaStatus
Example:

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Texas Instruments TI-89 Specifications

General IconGeneral
Display size (HxV)100 x 160 mm
Memory type639K FLASH ROM, 188K bytes RAM
Compatible operating systemsOperating System 2.09
Battery typeAAA

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