Atari 800 User Manual

3. INTRODUCTION TO AT ARI BASIC
Immediate & Program Modes 37. Line Numbers
38. NEW 40. END 40. Program Execution 40.
Program Lines & Display Lines 41. Multiple
Statement Program Lines 41. Abbreviating
Keywords 42. Listing a Program 42. Error
Messages 43 . BASIC Data Types 44 . Floating
Point Numbers 44 . Scientific Notation 45 . Tables
& Arrays 49. Expressions & Operators 51 .
Compound Expressions & Order of Evaluation
52.
Arithmetic Operations 53. Relational
Operators 55. Logical Operators 56. Atari
BASIC Statements 59 . Remark Statements 59 .
Assignment Statements 60 . DATA , READ 60 .
Outputting DATA 62. INPUT Statements
64. Loops 66. Nested Loops 67 . Conditional
Statements 68. Branching Statements 68. ON,
GOTO 70. Subroutines & GOSUB Statements
70. ON, GOSUB 72. Break Key & CONT 72 .
System Reset Key
72 . STOP 73. END 73 . Atari
BASIC Functions 74 .
4. ADVANCED AT ARI BASIC
Atari ASCII 75 . String Handling 76. Substrings
76. String Concatenation 77 . CHR$ & ASC
Functions 78. Escape Sequences in Strings
79. Graphics Characters in Strings 80. Variable
Storage 82. PEEK & POKE 83. Screen Output
Programming 84. Using the Carriage Return in
Cursor Positioning 84. TAB 85 . Moving the
Cursor With Escape Sequenc es 86. Home
Cursor 87. POSITION 87. Changing the Display
Screen Margins 88. Screen Input Programming
88. Prompt Messages 88. Input Response
Checks 89.
5. ATARI BASIC REFERENCE GUIDE
ABS 92. ADR 92. AN D 92. ASC 94. A TN
94. BYE 95. CLOAD 95. CHR$ 96. CLOG 96 .
CLOSE 97. CLR 97. COLOR 98 . COM 102.
37.
75.
91.

Atari 800 Specifications

General

Brand	Atari
Model	800
Category	Desktop
Language	English