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Specific
Features
of the
HP-33E
17
Mantissa
When in
any
display format
you
wish to view the
contents of
the true
mantissa
(all
decimal places), press
[!]IMANTI
and
hold the key down.
This
operation
displays all 10 d
igits
of the mantissa he ld internally.
Release the key and the
display
will revert back to its
origina
l
contents.
For more information on display formatting
refer
to Display Control in
Solving
Problems With Your Hewlett-Packard
Calculator.
Storage Registers
In
addition
to the power that exists in the four-register automatic
memory
stack
and LAST X reg
ister, you
r
HP-33E contains
eight
addressable
data
storage
registers
and
49 lines of program
memory.
Storage
registers R2 through R7 also
serve
as
stat istical storage registers.
For information concerning data
storage
registers refer to Storing and
Recalling Numbers in Solving Problems With Your Hewlett-Packard
Calculator.
Statistical registers
and
programming are discussed later in
this handbook.
Program Memory
Automatic Memory
Storage
Stack
Registers
00
01-
13 00
T
R,
Z
R,
02-
13
00
03-
13
00
04-
13 00
Y
R,
n
Display
R,
lx
X
R,
lx'
LAST X
R,
ly
R,
lV'
R,
lxy
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