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Radio Shack CCR-81 Quick Reference Guide

Radio Shack CCR-81
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THON
Tums
program tracer ON
TRON
WRITEN
bullflr.
d.t.list
Wntes data
10
specilied
bUffer,
(SeeOPEN.) A comma
1S
used to separateeach
Item
if1
the
c1<JtalÎsl.
I.IRITE
_\,
A1-,
6$,
C
UNLOADd
Closes ail Open files
on
diskelte 10 speClfied
drive
d,
UNLOAD 1 UNLOAO 2
VERIFY
5witd.
Verifies whatever
Vou
are currenlly
writing on a diskette
is
nol lost or allered, sWlrch
is
ON or
OFF.
VERIFY
ON
VERIFY
OFF
SAVE
file".mfl.A
Saves specilied file (filename) on
disketle.1l an
extension isootasslgned
10
lilename,
BASIC
wlllasSlgntheexteosionoBAS.•
Ais
optlonal. Il used. program 1
__
IS
saved
ln
ASCII format.
SAVE
·PROG/6AS·
SAVE
~TEST:l·,A
SI\VEM
fllfI"
...
e
••
tllrt
.ddr~
...
flnd
.ddrflSS.
Vl.e<utio"
.ddr~.5
savesspeafiee!
machine-language file (fitename) ondlsllene
whlCh
beginsat
51aft
address
and
eOOs
at
end
address. exec:utJcxl address
specifieStheaddress
al
whlCh program will
beglfl
execution.
If filenamels net asslgned an extenSion, BASlCwill asslQn the
extension
BIN.
SAVEM
~FILE/6IN:1N
.5200.5800.5300
SCREEN
.Cl'f!fln,type.
{;olor-.et
Selects
&Jlher
graphlcs (1) or text (0) scleen and colar·sel (0
or
1).
SCREEN 1
,1
SET
(
••
JI.c)
Sets a dot
at
specifiee! texl Screen localiOfl to
specilied color.
SET(
1'1.13.3)
SKIPf
Sklps to next program on cassette tape,
or
10
end
of specllied program,
SK1PF"PROGRAM"
SOUND
lone.
dur.tion
Sounds speclfled tone
fOf
specified duratioo
SOUND
t28.3
STOP
Stops execuhon
of
a program
STOP
TROff
Tums
program tracer OFF
T1WFF
PHINT
((1
1000.t;on Pnnts speclfled message al speclfied
lexl sereen locallOn
PRINT
@256
.~HI
~
PRINT
@256.A1-
PSET
(
••
y.c)
sels
a speciliee!
POint
(x.y)
10
spealled
coIor c Il c is ornltted. loregroun<llS usee!
PSETt5.6,3)
PUT
(.t.rt)_(~
..
d)
ourc~
••
clion
Stores
grapOlCS
Iram
source
ooto
start end rectangle on the screen, (Alfay
rectangle $Ize must match
GET
rectangle slze.)
PUT
(3.2l~(5.6l
,V.PSET
PUT"
b"flflr.
rflcord
numbf!or Asslgns a record
number
ID
lhe data ln buffer.
record
number
IS
optlOflal; Il
Offillled.
BASIC
will use the current record number (See
OPEN)
PUT
_2.3
PUT
_t
d:l
HEAD
Reads the next item
ln
DATA
Ione
and asslgns
Ilto
speclfled variable,
READ
A"
READ C
,B
HEM
Aliows insertion of comment
ln
program line,
Everythmg alter
REM
IS
ignored by Computer
REM
THIS
rs
IGNORED
i0'X1-
:REM
IGNORE
HENAME
old
filfln.mfl:d
TO
nflw
nlfln.me:d
Renames a
flle Mename
musllnclude
an extenSion, Il d
IS
not
speCl1led.
BASIC
uses Drive 0 and will nol se3rch other
drives
RENAME
~MFILE/OAT:I~
TO
~BFILE/OAT:I~
HENUM
"flwt;n~.
st.rtline.
incr~m~fJt
Aliows
program
line renumbering
RENUM
1000,5.100
HESET
(
••
JI) Resets a potnt.
RESET
(14.15)
HSET
fiflldn."fI=d.t.
Alghtjustlfies the datawilhln
5peClfied
fiekiname.11 dataiS largerlhan the field. the
right·hand characters will
be
truncalad.
RSET
M1-·"SOApft
HESTORE
Sets the Computer's polOler back
to
1IrSl
ilem
on the
lirst DATA line.
RESTORE
RETURN
Retulns the Computer from subrouline
to
the
BASIC
word followlng GOSUB,
RETURN
RUN Executes a program,
RUN
HUN
nIen.mfl.R
loads
specilied disk file (fllename) and
runs Il. ,R
opllOna!: if used,
aIl
Open files Will romain open.
RUN
"FILE"
RUN"PROG/BAS"R
12
13

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Radio Shack CCR-81 Specifications

General IconGeneral
BrandRadio Shack
ModelCCR-81
CategoryDesktop
LanguageEnglish

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