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128
All
and more
about Sharp
PC-1500
at
http://www.PC-1500.info
5-4-3. Comparison
•
Comparison of numeric
(
f\umeric
I)
0
(
n
umeric
2)
O
Indicates
the operand
.
(i)
ENTRY PREPARATION
•
Setup
of opera
nd
Operand
Accumulator data
<>
~
_,.
OI
H
>
I
02M
+-
04H
<=
05M
---
l
OOH
•
'
l'ht·
nu111cric
is
stored
in
lhc
arith
n1ctic
register
in
a
forntat
of
dcci1nal lig.u
re.
Nu
meric
1
Adthrnetic
register
X
(7A00H-
7A07H)
I
Numefic
2
Arithn1etic
regislor
X.
(71\1OH-
7107H)
J
(j)
ENTRY ADDRESS
0 002H
(j)
EXIT STA TE
•
\\'
hen the <>pcrand
is
established
The flag Z
is
rese1
1
0
"0"
and
the
arithmeiic
register
turns
l<l
"
I".
7A001i
O
O
H
OOH
IOH
OOH
OOH
•
\\'
hen
1hc opcrnnd
is
not
established
·r
111. :
l1•·
1
g Z
is
set
to
..
, ..
and
tht:
a
rithn1cti<.:
rcgisti.:r tul'ns to
..
O
".
7AC()H
OOH
OOH
OOH
•
Comparison of
character
string
(Character
st
ring·
I
)
()
(chanictcr
string·2)
O
I
nd
ica1cs
the
opera nd.
(!)
ENTRY PREPARATION
•
L>csignation of
the
op1.:ran<l
- , - - -
Operand
Accumulator data
<>
-,----
OOH
- - -
01H
02H
04H
OOH
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O
OH
OIJH
OOH
71\07H
OOH
7A07H
OOH
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