HP 48g Graphing Calculator - Manual (Page 56)

3. Use the arrow keys to scroll through the flags. A check-mark to
the left of the flag number indicates that the flag is set. The text
describes how the flag’s setting affects the calculator’s function.
4. Press ..cCHK to change the flag setting. Note that the description
changes to reflect the new s e t t i n g .
5. When you finish, press OK to confirm your changes (if any), or
CON CL. to cancel them.
Using the FLAG Command Submenu
The commands for setting, clearing, and testing flags are in the
MODES FLAGS menu (fi^fMODES ) F LOG ). (They are also
duplicated in the PRG TEST menu.) These commands take flag
numbers as arguments.
To use a
flag command:
f. Enter the number of the flag (negative for a system flag).
2. Execute the command (see the table below).
Flag Commands
Key Programmable
Command
Description
fi^iMODESl F L A G or fpMl T E S T (flMXT) fNXT)):
S F S F Sets the flag.
L- r
CF Clears the flag.
h b FS? Returns true (1) if the flag is set and
false (0) if the flag is clear.
i"' L-' FC? Returns true (1) if the flag is clear and
false (0) if the flag is set.
F S ? C FS?C Tests the flag (returns true (1) if set
and false (0) if clear), then clears it.
F L-
L-
FC?C Tests the flag (returns true (1) if clear
and false (0) if set), then clears it.
Example: Set the Automatic Alpha Lock to activate after only a
single press of (Q (instead of two presses). To do this, set
system flag —60, which controls the alpha lock: 60 (3D
r*?|f mopes ) FLFlG oF .
4-8 Modes