Texas Instruments TI-89 Developer's Manual page 673

Appendix A: System Routines — Interrupts
off
Declaration: void off (void)
Category(ies): Interrupts
Description: Sets the calculator in low power mode with the LCD off until link activity or
the ´ key.
Inputs: None
Outputs: None
Assumptions: None
Side Effects: None
All versions of the TI-89 / TI-92 Plus.
Availability:
TI-89 / TI-92 Plus
Differences: None
See Also: None
Example: See idle.
TI-89 / TI-92 Plus Developer Guide Not for Distribution
631
Beta Version January 26, 2001