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System Information; System Flags - HP 49G Pocket Manual

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System Operations
For system operations, you press and hold the
press and release certain other keys before releasing
Keys
;af
;b
;c
;d
;e
;[
;9
;-
;=
;f


System Flags

Flags are mode settings and mode indicators. To see a list of
system flags, press
Many flags can be set and cleared from input forms (such as
the Calculator Modes input form, Display Modes input form,
and others). You can also set, clear, or test a flag, by
specifying the flag number as the argument in a flag
command (SF, CF, FS?, etc).
Flag
–1 Set:
Clear:* Symbolic commands return general solutions.
–2 Set:
Clear:* Symbolic constants stay symbolic
–3 Set:
Clear:* Symbolic arguments stay symbolic.
–5 Set:*
Clear:
–6 Set:*
Clear:
–7 Set:*
Clear:
–8 Set:*
Clear:
–9 Set:*
Clear:
–10 Set:*
Clear:
–11 Set:*
Clear:
–12 Set:*
Clear:
12
Cold restart. Erases home and port 0 memory
and resets the calculator's default settings.
Cancels keystroke (prior to key release).
Warm restart. Preserves memory.
Starts interactive self-test.
Starts continuous self-test.
Sends screen dump to the serial port.
Cancels next repeating alarm.
Decreases screen contrast.
Increases screen contrast.
Factory test.
FLAGS
h
Description of modes (* = default)
Symbolic commands return principal solution.
Symbolic constants evaluate to numbers.
(if flag –3 is clear).
Symbolic arguments evaluate to numbers.
1st bit (value 1) of binary integer size is 1.
1st bit (value 1) of binary integer size is 0.
2nd bit (value 2) of binary integer size is 1.
2nd bit (value 2) of binary integer size is 0.
3rd bit (value 4) of binary integer size is 1.
3rd bit (value 4) of binary wordsize is 0.
4th bit (value 8) of binary wordsize is 1.
4th bit (value 8) of binary wordsize is 0.
5th bit (value 16) of binary wordsize is 1.
5th bit (value 16) of binary wordsize is 0.
6th bit (value 32) of binary wordsize is 1.
6th bit (value 32) of binary wordsize is 0.
HEX with –12 set, OCT with –12 clear.
DEC with –12 clear, BIN with –12 set.
HEX with –11 set, BIN with –11 clear.
OCT with –11 set, DEC with –11 clear.
Operation
.
key, then
;
.
;

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