All and more about Sharp
PC
-1
500
at http:/lwww.PC-
150
0.info
FOREWORD
Since the release
of
the
PC
-1
500 on market, we have had great
numb
er
of
qu
estions from users regarding the machine language
of
the
PC
-1500.
lro
meet with such demand from
arden
t users, we are now
se
nding t
hi
s text for study
of
the
ma
chine language of the
Sha
rp's
original design LH580 I Microprocessor
and
LH58 I I Periphera 1
Cont
rol LSI
in
concern with the PC-1500 syste
m.
Because the
text
is
edited on the basis of user questions. it
ma
y not support
quality as a gui
debook
. In such
an
event, you are suggested
to
mak
e reference to micro
pr
ocessor guidebooks
pub
lished
on
market, in addition to this text.
You
r
op
inions
and
quest
ion
s are welcome
throu
gh
our
products
distributo
r.
NOTE: Machine lang
ua
ge
program.
wh
ich controls
ha
rdware di
rect
ly.
gives
yo
u more
va
r
io
us
fun
ctions than BASIC programs. However. you
sho
uld
check your mach
ine
langua
ge
progr·am enough w make no error
before executing it because
si
ngle wrong key operation may
ups
et the
program or occasionally make t
he
machine break down.
Sha
rp Corporation assum
es
no
liability
or
responsibil
it
y
of
an
y ki
nd
arising from
th
e u
se
of programs
or
program mater
ia
ls
or
any part
thereof.
SPECIAL NOTICE
TO
PC-1500A CUST OMERS
Because
rh
c P
C-
I
500A
provides
rn
orc R
AM
than
th
e
PC-
1
500
. sornc
of
the
d
escr
ipt
ions
of
the
CHIP S
ELECT
SIG
NAIL.
ME
MORY MAP.
and
40-
PIN CONNECTOR (for memory modules)
require
mo
di
fica
ti
ons to suit
1 he PC-1
500A
.
A summary of the di
fferen
c
es
between
1hc
PC-
I 500A
and
the
PC
1
500
is
given in lhc a
dd
e
ndu
m
on
t
he
page
161.
Take notice of these differe
nc
es
when
us
in
g machine langua
ge.
Do
not sell this PDF !! !
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