6
CHAPTER
1 General
Guide
• Equal key (
~
)
This key
is
not
used to provide an answer for calculation,
but
is
used for an
assignment statement (see page 109) and for a condition in an IF statement
(see page 118).
Also, when this key
is
pressed after
the~
key,
a~
(not equal) symbol
is
dis-
played.
• Exponent/Pi Key (
00
)
When
this key
is
directly pressed, it
is
used to provide an exponent. For example,
operate
[IJ
8 (gJ
~
00@ for 1.23 X 10
4
.
When an exponent
is
a negative
number, press the El key after this key. For example, operate
[2)8@ITJOOB~
for 7.41 X 10-9.
When this key
is
pressed after
the~
key,
Pi
(the ratio
of
the circumference
of
a
circle
to
its diameter)
is
displayed.
• Answer Key (
~
)
When this key
is
pressed after
the~
key, the result
of
manual or program
cal-
culation executed immediately before
is
displayed.
• Function Memory Keys (
[@[§)§])
These keys are for the Function Memory. They will be described
in
detail in
Chapter
3.
• Cursor Movement Keys (
~~)
These keys are used when correcting displayed characters. The
cursor("-"
blink-
ing in the display window)
is
moved right and left by these keys. Each time this
key
is
pressed, the cursor moves by one character. When the key
is
held down,
the cursor moves continuously through
all
of
the characters present. When
§!!]~is
pressed, the cursor moves
to
the left edge
of
the display (the beginning
of
the line) - LINE TOP function. When
§!!]~is
pressed, the cursor moves
to
the right
of
the last input character (the end
of
the line) - LINE END function.
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