HP Prime Graphing Wireless Calculator Manuel d'utilisateur Page 691

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or (Shift): these keys shift the bits one space to the left (or right). With each press, the
new integer represented appears in the Out eld (and in the hex and decimal elds below it).
or (Bits): these keys increase (or decrease) the wordsize. The new wordsize is
appended to the value shown in the
Out eld.
(Neg): returns the twos complement (that is, each bit in the specied wordsize is inverted
and one is added. The new integer represented appears in the Out eld (and in the hex and decimal
elds below it).
or (Cycle base): displays the integer in the Out eld in another base.
Menu buttons provide some additional options:
: returns all changes to their original state
: cycles through the bases; same as pressing +
: toggles the wordsize between signed and unsigned
: returns the ones complement (that is, each bit in the specied wordsize is inverted: a 0 is
replaced by 1 and a 1 by 0. The new integer represented appears in the Out eld (and in the hex and
decimal elds below it).
: activates edit mode. A cursor appears and you can move about the dialog using the cursor
keys. The hex and decimal elds can be modied, as can the bit representation. A change in one such
eld automatically modies the other elds.
: closes the dialog and saves your changes. If you don’t want to save your changes, press
instead.
3. Make whatever changes you want.
4.
To save your changes, tap ; otherwise press .
NOTE: If you save changes, the next time you select that same result in Home view and open the Edit
Integer dialog, the value shown in the Was eld will be the value you saved, not the value of the result.
Base functions
Numerous functions related to integer arithmetic can be invoked from Home view and within programs:
BITAND
BITNOT BITOR
BITSL BITSR BITXOR
BR GETBASE GETBITS
RB SETBASE SETBITS
Base functions 643
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