Sharp PC-1403 User manual

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S tart U p 15
Sh u t D own . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
AutoOF F 1 5
Cal c ul a ti ons i n th e C A L Mod e 1 6
Howto R ea d t he Di s pl ay _ _ 20
Ba s i c Op er a tio n s - - _ . _ . _ . _ __ .. 22
Scientific Ca l c ulation s i n t heCALmode _ 25
U s eof P a r enth es is ...... . .. ... .... .. .. .. .... ...... .. .......... .. . . . . . . • . 28
D e cimal Pl aces _ 28
P r io r i ty l eve l in t h e CA LMode _ . . _ . _ 2 9
St a t i s tic a l Ca l c ul a t io n . . _ _ 35
1 . S i ng l e - varia bl e S t a t i st i ca l C a lculation _ .. _ . __ 36
2 . T wo-va ri ab l e S t a t i s t icsand Lin ea r R e g ress i o n _ .. , .. _ 37
Ca l c ul at i on Ra nge _ _ 41
Matri x Ca l c ul a ti o n F u nc t i o n 44
M a nua l C al c ul a ti on i nthe BASI C M o d e . • . .. . . .... ... .. ... .. . .. .... . ... .. .. 55
H ow t oMa nua lly C al cu l ate 5 6
R e c alli ng Ent ri e s , 5 7
Err o rs , 60
S e ri al Calc ul atio n s 61
N eg at iv e Numb ers 63
Co m p o und C a l cula tions an d P a r e nth es es 63
U s ing V ar iab l esin Ca l c u l a tions . . . ... . ..... • . .... . .. . . .. . . . . ...... . .... 64
C h a in ed Ca l c u l a t ions 66
Error M es s age 66
Scie n tific Nota t ion 66
U S IN G A SA C A L C U L AT O R 1 5
C HA P TER 3
D e scriptio nof Sy s tem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Key a n d Swi t c h O p era t io n s 6
Mo de s 7
AllRE S ET B u tton 10
C o n t r ast Contro l . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Cell R eplace m e nt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
. .. 5 IN T R ODUCT I ON T OTHE COMPUT E R .
H OWTO US E T HIS M A NU AL 2
C HA P T E R1
C H APTER2
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I NTRODUC T O R Y N OTE 1
TABLE , QF CONTENTS

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T he D EF K e y an d L abelled Prog r a m s 10 1
Template 1 02
S HOR T C U T S 10 1
CH A PT E R 6
P ro gr ams 9 1
BASIC Stateme n t 9 1
Li n e Nu mbers , 9 1
B A S I C Ver b s 92
B AS I C C om m a nd s 92
Mode s 92
B eginning t o P r ogra m on th e CO M P UTER 93
Ex a mple 1 - Ente r in g a n d R unn i n g aP r o gr a m 9 3
E x a mp l e 2 - E d itin g a P rog r a m 94
Ex a m p l e 3- Us i n g Var ia b le s in progr a m min g 9 6
Examp le 4-Mo re Complex Prog r a mmi n g 98
Storing P rogr ams in t he M e mory 99
PR O G RAM M I N G TH E CO M P U T E R 9 1
C H A P T E R5
Str i ng C o n s tant s 77
H e x a de ci m a l Nu mb e r s 77
Var i a b le s 7 8
Fixed Va r i ables 79
S i mp le Va ri ables 8 0
Array Va r i ab l es 8 1
Va r i a bles i n t h e F o rm of A ( ) 84
E x p re ss ions 8 5
Numeri c Oper a tors 86
Str i ng E x p ressio n s 86
R e l at i ona l Ex p r ess i ons 86
L ogic a l E x pr e ss i on s 8 7
P ar en th e ses a n d Op e rat o r Pr ec edence 8 9
R U N M o d e 9 0
F unct i ons 90
CONCEPT S AND TER M S OF BA S I C 77
C H APTE R4
Li mits 67
L as t An swer F eature 68
Le n gth of F o rm u l a 70
Scien t i fic Calc ul ations i n the BAS I C mode 7 0
Dir ect Ca l c u lat i o n Fea tur e ; 7 4
Pr i o rity in Manua l C a l c u l a t i o n 76

Ill
APPENDI X A E rror Mes s ages 193
APPENDI X B Ch a ract e r Code Ch art 197
APPE NDI X C F o rm a ttin g Output 1 99
APPENDI X D E x pres sio n Ev a lua tio n an d Ope rat or P ri o ri ty 20 3
A P PENDIX E K e y F un c t io n s i n Basic Mode 20 5
APPEND IX F Sp e cifi ca ti ons 2 1 1
APPE N D IX G U s i ngP rogra msWrittenon Oth e r PCM ode l s 213
PRO GRAM EXAM PL E S 219
INDE X 24 1
M achine Op e ratio n 187
BAS I C D eb u gging 1 8 9
CH A PTER1 0 MAIN T ENANC EO FT HECO MPUTER 1 9 1
APPE N DI C ES 193
TROU B LE S H OOT IN G 1 8 7
CHA PTE R9
C omm and s 11 5
Ve rb s 1 3 1
F un c t io n s 1 76
P s eudovariab l es 1 76
Nu m e ri c Fun ct i o n s 17 9
S tr i ng F u n c tio n s 1 8 5
BASIC R E F ER ENCE 1 11
C HAPTER S
Usi n g Printer 1 03
U s i n g Casse tt e l n t eri a ce 105
Casse tt e T a p e R ecorder 10 5
Ope rat i ng t h e Cas s ette l nteriacean d R ecor d er 1 07
T ape N o t e s 11 0
U S I NG CE - 1 26P PRINTER/CAS SE TT E INTERFA C E 103
CH A PTE R7

F ew i ndu stri e s in th e wo r l d today c an m a t c h th e ra pid g ro wth a nd t ec hn olog i ca l
adva n ces be i n g m ade i n the fi e l d of pe r so n a l compu ters . C o mp u te r s w hi c h ju s t a s ho rt
ti m e ago w o ul d have fil l ed a h uge room , r eq u ir ed a Ph . D . t o p rog r a m, and c ost
th ou sands o f d o ll a r s, n ow fi t i n t he p al m o f yo u r hand , ar e e asi l y p ro gr a mmed , a nd
c os t so l itt le t hat t hey a r e wi thin th e reac h of ne ar l y e v eryone .
Yo ur n e w SHAR P COMP U TER wa s des igned t o b ri ng you all o f t he la t e st sta t e-of-the -
art fe atur e s of this c o m pu t i ng r evo lution a nd it i n cor por a t es m a n y ad va n ced
ca pabi l it ies :
• SC I E NT I FI C CA L C U LATOR - It had been normal to u s e t w o differen t tasks ,
s ci e ntif ic ca l c u l ati o n (i nclu din g s tatistics) and compu t ing , before thi s c omputer .
Bu t now on l y one t oo l i s eno ugh. Th e co mput e r op e r a t es b o th as a sc ie ntifi c
ca l cu l ator and a p oc k et c ompu t er inc or po ra ting man y p r og r ammed s c i e ntific func-
tion s plu s BASIC co m m and keysfor si m pl e programming .
• MEM O R Y SAFEGUARD - The comp u ter re members stor e d pr og ram s and variab-
les even wh en you t u rn it off.
• Batter y-p ow e r e d op e rat ion for true p ortab ili ty.
• AUTO POWEROFF f u nctionwhich c on se rv es the batte ri es b y turn i ng the power off
if no a c tivity tak es pl a c e within a speci fie d time l imit.
• An e xpan de d ve r s i on o f BA S IC which provides form a tted o ut p ut, two dim e n s ional
ar r a y s , va ria b l e l eng th str ings, and many oth e r a dv a nced f ea tures .
• CE - 1 2 6 p r in te r / ca sse tte interfa c e i s provided .
Co ngr a tu lati on s on en ter ing an ex ci t ingand enjo y able ne w world . We are s ure t hatyou
w ill f i n d thi s pur c h ase o n e o f the wis estyou have eve r m a de . Th e S H ARP COMP U T ER
is a po we rfu l t oo l , de s igned t o meetyour s pe ci fic math e m a tica l, scienti fi c , engin e er-
i ng , bus i ness , a nd pers o n al comp ut i ng needs . W it h t h e S H ARP C O MP U TER you
ca n beg i n NO W pro v id i ng t he s o lut io n s y ou'll n eed t o morrow!
Welc o m e t o the wo rld o f SHARP owner s !
INTRODUCTORY NOTE . 1
Introductory Note

3
• Ch a pte r 7 - Basi c inf o rm a t i o n o n t he optiona l CE-1 2 6P P r i nter / Cassette in te rf ac e.
* C hap t e r 9 - A troubl es h oo t ing guid e to h e l p y ou solve so m e operat ing a nd
p r og ra mming p rob l em s .
* Ch ap ter 10 - The c are and m a in te n a n ce o f you r new COMPUTER.
Detailed Appe ndi x es p r o v ide you wi t h u seful cha rts, c omparisons, and sp e cial
dis cuss i ons co n ce rning t he u se a nd operation of the COMPUTER.
Experienced BASIC programm e rs maygo d ire ct from C ha pter 6 t o Ch a p t er 8 to l earn
the sp e cific fe a tur es o f BASIC as imp le me n ted on the COMPUTER . S inc e every
di ale c t of BASI C is s o mewhat dif f erent,read throug h th is m ater i a l a t l e a s t on c e be for e
st a rting s erio u s p r o gramm i ng.
If you ha v e n e ver progr a mmed in BASI C bef o r e , w e s ugg e s t t h at y ou bu y a se pa r a t e
boo k on beg i nning BAS I C p rogrammingor attenda BA S IC c l as s, b e fore try in g t o wo r k
t hrough t h ese ch a pt e r s . T hi s manual i s not intend e d to te ac h y o u h ow t o progr a m .
T he rem ai n der of th e manu al c onsis t s of :
This m a nu al i s de sig ned t o in troduce you to t h e capab ilit ies a nd f e atur es o f y o ur
COMPUTER a nd to s e rve as a val uabl e re f eren c e tool. W h ether y ou are a " firs t -tim e
u s e r" or a n " o ld h a nd" w ith c o mpute r s , yo u sho u l d ac qu a in t yo ur self w i th t he
COMPUTER b y read i ng a nd working thro ugh C h ap t e rs 2 t h ro u gh 6 .
* C hap t er 2 de sc r i b es t he p hy s i c a l fe atu r es o f t he COMPUTER .
* C h ap t er 3 d e m o n s tr a t es th e u s e o f the COMPUTER a s a sc i e ntifi c ca l c u l a tor .
• Ch ap t er 4 d e fin es s o meterms a ndconceptswhich a re e s s en t i a l f or BA S I C program -
ming , a n d te ll s y ou about th e spec ial co n s ide ra ti o n s of t h e s e c o n ce pt s o n th e
COMPUTER .
* Chapt er5 i nt ro du c es y outo BASIC pr og r am ming on t heCOMPUTER , s ho wing you
h ow to enter , c o rr e ct , an d r un progr am s.
• Chap t er6 discuss es s ome s h ort cuts th at m ake u s ing your n e wCOMPUTEReasier
and m o re enjo ya bl e .
Chapter 8 is a referen c e se c t i on coverin g al l t he commands , v erb s , and f un c t i ons of
BASIC that a r e grouped and alphabe tic all y arranged within ea c h gr o up for your
convenien c e.
CHAPTER1
HOW TO USE THIS MANUAL
How to Use this Manual

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How t o U se this Manual