Ab_Getgatearrayversion - Texas Instruments TI-89 Developer's Manual

Appendix A: System Routines — Utilities

AB_getGateArrayVersion

Declaration: ULONG AB_getGateArrayVersion (void)
Category(ies): Utilities
Description: Returns the version number of the gate array. This really amounts to a
hardware revision number.
Currently there are two gate array versions. Gate array version 1 was
introduced in the original TI-92 calculator. Gate array version 2 increased
the speed of the calculator and instituted changes in LCD memory
addressing, RAM execution protection, Flash memory protection, low
battery detection, and timer control. Gate array version 2 is used in the
manufacture of all new TI-92 Plus and TI-89 calculators.
Inputs: None
Outputs: Returns either the number 1 or 2.
Assumptions: None
Side Effects: None
Availability: On AMS 2.00 and higher.
TI-89 / TI-92 Plus
Differences: None
See Also: None
Example:
ULONG hwVersion = AB_getGateArrayVersion();
TI-89 / TI-92 Plus Developer Guide Not for Distribution
1095
Beta Version January 26, 2001