Antic_Vol_1_No_4.pdf

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October/Novemb
Vol. l , No.
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M R T A E E ,A ARIH M C M U E S
OEH N V R T O E O P TR
AE P A I G O RA G A E
R S E KN Y U L N U G .
With more program languages than ever to choose from, you
now have more opportunities than ever to utilize the amazing
capabilities of the ATARI 800 Home Computer.
Whether you're a beginning programmer, or at the fore-
front of the art, you'll find an ATARI programming language
that can make your task quicker and simpler than ever
before. Just look at what ATARI has to offer:
ATARI Microsoft BASIC—Now we offer the industry
And its immediate mode error messages greatly simplify
debugging.
ATARI Assembler Editor—An excellent tool to assist the
assembler-programmer in creating, editing and debugging
assembly programs.
PILOT—ATARI PILOT is an exceptional learning language,
with built-in "turtle" graphics to let you create spectacular
designs and pictures with very short programs. Simple one
or two-letter commands allow you to create a dialogue with
the computer. And a single "match" command can perform
complex text evaluation and pattern-matching instantly.
ATARI Pascal A n excellent high-level language for
teaching structured programming, and for developing and
maintaining programs. In addition to offering all the features
of the ISO Pascal standard, ATARI Pascal offers unique
extensions that allow you to take advantage of ATARI graphics
and sound capabilities.
ATARI is constantly developing new ways to help you get
more out of your ATARI 800 Home Computer. So watch
for more innovative and exciting programming
For more information, write to ATARI, Inc.,
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Dept.I C27Z, P.O. Box 16525,
Denver, CO 80216.
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01962 ATARI. Inc. All lbghts Reserved
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*Available from the ATARI Program Exchange
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from
We've Brought The Computer Age
A T A R I
standard, the most powerful Microsoft BASIC yet. With
simple commands, it allows you to take advantage of unique
ATARI hardware features such as our well-known player/
missile graphics. For ease of programming, it includes
n-dimensional arrays for numerics and string handling. And
importantly, conversion procedures are simple.
ATARI Macro Assembler—Faster and more powerful than
any ATARI language before, the ATARI Macro Assembler
also allows you to access more memory space. And it's excel-
lent for I/O interface and manipulation of such features as:
player/missile graphics, sound registers and peripherals.
In addition, the macro processor and "include" file library
features speed-up program development considerably.
Fig-FORTH F or specialized programming needs, such
a educational or game applications, ATARI Fig-FORTH is
s
uniquely effective. F i g
plicity in an efficient 10K size, with characteristics of an
-
interpreter and the speed of machine language code.
FORTH
ATARI BASIC—An s
c o m b i n e affordable and easy to use BASIC that
requires only 8Ke memory. It allows you to take advantage of
of
p o w
the spectacular ATARI graphics and sound capabilities.
r
MARI
Home
A ARI HOME COMPUTERS
T
THE MOSAIC R A M SYSTEMS FOR ATARI*
CLEARLY THE
THE
SCREEN
CLARITY
TEST
EST
YOU CAN SEE T H E MOSAIC DIFFERENCE
W H A T THE EXPERTS H A D TO SAY
A N A L O G . 400/ 800 MAGAZI NE said in a 32K RAM
board comparison test: The Mosaic 32K RAM showed no
sign of interference and gave the best screen clarity" and
"Mosaic uses what we feel are the highest quality
components whic h may improve reliability".
INTERFACE AGE said after replacing the Atari memory
board wit h a Mosaic 32K RAM: "Once in place there is no
noticeable change in screen clarity" and "in view of its
excellent performance it should be a serious choice for those
Atari owners intending to expand their memory"
Each Mosaic RAM board gives you more than just the best
screen clarity but also the best in reliability flexibility and
compatibility The Mosaic RAM systems offer you the best in
every way t h e s e features prove it.
• Wo rks in b o t h t h e At a ri 4 0 0 ' & 8 0 0 ' com puters.
• 4 ye a r guarantee.
• Com plete in stru ctio n s.
• Test cycle d 2 4 h o u rs fo r re lia b ilit y
• Go ld edge co n n e cto rs fo r better re lia b ilit y
• Qu ick n o -so ld e r installation.
• Fu ll flexible m e m o ry co n fig u ra tio n .
• Can be used w it h 8K, 16K and future p ro d u ct s.
• Designed t o ta ke advantage o f At a ri 8 0 0
1 Designed f o r inter-board co m m u n ica tio n in At a ri 8 0 0 .
s s u p e r i o r
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s
• Allo w s At a ri 8 0 0 t o h a ve 2 slots o p e n f o r future expansion.
s t r u c t u r e .
• Alw a ys the best com ponents used f o r su p e rio r screen cla rit y and
re lia b ility
• L o w p o w e r design f o r safety and re lia b ilit y
• Ava ila b le co m p a n io n b o a rd I S5) t o a llo w ru n n in g The M o sa ic R AM
systems independent o f o th e r boards.
T HE M OS AI C R A M SYSTEMS FOR
T HE SERIOUS ATARI O W NE R.
THE MOSAIC 32K RAM
For the serious Atari owner. This is the 32K RAM board
you've been hearing about. It has every feature you
could want from a RAM board and more features than
any other board offers. Each Mosaic 32K RAM comes wit h
complete instructions so in a few minutes you will have
expanded your Atari 800 to 48K RAM. The Mosaic 32K
RAM works as well in the Atari 400, but we suggest the
NE W Mosaic Expander.
THE MOSAIC EXPANDER
This is the most effective way you can expand to 32K
RAM for your Atari 400 computer. And at almost the I6K
price! The revolutionary Mosaic Expander is a memory
board wit h 16K RAM in place and open slots to add 16K
more f rom the Atari 16K board that comes wit h your Atari
400, Each board comes wit h complete instructions so in a
f ew minutes you will have expanded to 32K RAM.
For y our near es t Mosaic dealer call: toll fr ee 1- 800- 547- 2807
Trademark &At ari, Inc.
MOSAIC
ELECTRONICS
PO. Box 708 O regon City, Oregon 97045
503/ 655-9574, 1 - 8 0 0 547-2807
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O U N D A D V I C E by Dave Plotkin
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Use POKE instead of SO.
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ATARI teaches music to teachers.
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Add voice t o your cassette programs
O
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/
A short how-t o
N
O
V
Z O U N D S by Ed Rotberg
1
An introduction t o music synthesis
9
8
2
V
STARTING LINE
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INSIDE ATARI
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1
,
ASSEMBLY LANGUAGE
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B U B B L E S O R T by Adrian Dery
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SYSTEMS GUIDE
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r
4
FEATURES
12
ATARI I NS TI TUTE TEACHES MUSIC by Herb Moore 1 4
AUDI O WHILE Y OU CL OAD byJ
ohn Vco
itr
MUSIC WI TH BAS I C by Jerry White
28
32
34
D E PA R T M E N T S
I0
I4
I8
23
25
41
44
48
56
A S OUND I NT RO DUCT I O N byJ me Cappareli
a s
UPGRADES AVAILABLE
O N HAV I NG A GOOD TIME by PeteGoodeve
PILOT YOUR ATARI
A MUSICAL PILOT by Ken Harms
IN THE PUBLIC DOMAI N
S P E E D D E M O N by John Magdziarz
F R O G * * BONUS GAME by Stan Ockers
EDUCATION
T U N I N G Y O U R A T A R I by Linda Schreiber
FORTH FACTORY
TURTLE GRAPHICS PART II by GordonSmith
TAPE TOPICS
A MESSAGE ON THE ME DI UM by Carl Evans
I/O BOARD
EDITORIAL
PRODUCT REVIEWS
PUBLIC DOMAI N SOFTWARE RELEASE
GOTO DIRECTORY (DEALERS)
SUBSCRIPTION FORM
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5
7
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Introducing the PERCOM
Alternative to ATARI Disk Storage
Your Atari 800 is the finest home computer on
the market. Now you can own a fl oppy disk
system that measures up a n RED mini-disk
storage system from Percom.
At Percom we've been making disk
storage systems since 1977.
Our designs are proven, our quality is
well known. And we back our dealers with
service know-how. Expect more from Percom.
You won't be disappointed.
• Operate in either single- or double-density
storage mode using Atari DOS 2.0S. In
double-density you can store almost 184
Kbytes (formatted) on one side of a 40-
track diskette.
• Connect your Percom RED first-drive
system directly to your computer or connect
into your system through your Atari 810
Disk Drive.
• Add an RED first-drive system with its
versatile four-drive controller, then connect
as many as three more low-cost RED add-
on drives.
• Write application programs that can query
and set up your system to operate a differ-
ent type drive at each cable position t h a t
can even change configuration as the
program executes.
op en
m
• Get quality and state-of-the-art capability at
competitive prices. Percom first-drive RFD
systems are priced from only $799, fi rst
add-on drive is only $459. Cables included.
Watch for announcement of a new, power-
ful, easy-to-use disk-operating system for
your Percom-equipped Atari 800 computer.
Minimum system requirements — are an Ata ri 800
computer with 24-Kbytes of RAM and compatible
video display system; Atari's disk-operating system
(ver 2 .0 S) and owner's manual.
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Fo r t h e b e st t h in g n e xt t o y o u r co m p u t e r, se e y o u r At a r i d e a le r
a b o u t a Pe r co m R F D fl o p p y d i s k st o ra g e syst e m . F o r t h e n a m e
of y o u r n e a re st d e a le r, c a l l Pe r co m t o ll-f re e 1-800-527-1222.
o
/
s
Y e s I ' d like to know more about Percom RFD d isk
• d r i v e s for my Atari 800 Computer. Rush me free literature.
S e n d
to . P E RCO M DA T A CO M P A NY , In c., De p t. 1 8 -A 0 1
11220 Pagemill Road. Dallas. Texas 75243
PEIIGUM
P E RCOM
DATA
C OM P A N Y , INC.
11220 PAGEMILL RD • DAL L AS, TX 7 5 2 4 3 • (2141340-7081
name
PRICES AND SPECIFICATIONS
SUBJECT TO CHANGE
WITHOUT NOTICE
street
City
• z i p
plan to add a hard disk system to my Atari
s tate
p
h
o
n
e
number
yes
E no.
ATARI 800 & ATARI 810 are trademarks of the Atari Corporation.
PERCOM is a trademark of Percom Data Company. Inc.
MAIL TODAY!
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