Commodore PET Manuals

Commodore PET Manuals

Manuals and User Guides for Commodore PET. We have 1 Commodore PET manual available for free PDF download: User Manual

Commodore PET User Manual

Commodore PET User Manual (447 pages)

Brand: Commodore | Category: Desktop | Size: 11 MB

Table of Contents

Table of Contents
4
Preface
10
1 Introducing the PET

14
- Communicating with the PET
  14
- ROM and RAM
  15
- BASIC Programming
  16
- PET Models
  16
- Three Models of the Commodore PET
  17
  - Features
    18
2 Operating the PET

20
- Unpacking
  20
- Cassette Hookup
  21
- Keytop Film Covering
  22
- Startup
  23
- Back View of PET
  23
  - Keyboard
    24
  - Keyboard Entry
    27
  - PET Key Groups
    28
- Special Symbols as Program Operators
  32
  - Screen Display
    45
- The PET Video Screen
  45
  - Cassette Tape Drive
    46
  - Cassette Operation
    47
- PET Cassette Tape Drive
  47
  - Cassette Tape Controls
    49
  - Cleaning and Maintenance
    51
    
    Cleaning and Demagnetizing the Tape Head
    52
- PET Cassette Tape Head
  52
  - Care of Cassette Tapes
    53
- Write Protect Notches
  54
  - Elementary Troubleshooting
    55
- Extractor Tooi
  58
- RAM Numbering
  59
3 Programming the PET

60
- Calculator or Immediate Mode
  60
  - A One-Li Ne Program
    62
  - Reexecuting in Immediate Mode
    64
  - Modifying a Program
    65
- Elements
  66
  - Numbers
    66
  - Strings
    70
  - Variables
    71
- Special String Symbols
  71
  - Operators
    75
- Reserved Words
  75
  - Arrays
    82
  - Functions
    84
  - File Names
    87
  - Writing BASIC Programs
    89
    
    Line Numbers
    90
    
    BASIC Statement Groups
    91
    
    Developing a Program
    97
    
    Modification Example Tasks
    120
4 Pet Basic

124
- Format Conventions
  125
- BASIC Commands
  125
  - Clr
    125
  - Cont
    125
  - List
    126
  - Load
    127
  - New
    130
  - Run
    130
  - Save
    132
  - Verify
    133
- BASIC Statements
  136
  - Close
    136
  - CMD
    137
  - Data
    138
  - DIM
    139
  - End
    140
  - For . Next [Step]
    140
  - Get
    142
  - Get
    143
  - Gosub
    144
  - Goto
    144
  - Then
    145
  - Input
    146
  - Input
    147
  - Let
    148
  - Open
    150
- Logical Files
  152
- Secondary Address Codes
  154
  - Poke
    156
  - Print
    156
  - Print
    158
  - Read
    159
  - Rem
    160
  - Restore
    161
  - Return
    161
  - Stop
    161
  - Wait
    162
- BASIC Arithmetic Functions
  163
  - Abs
    163
  - Atn
    163
  - Cos
    163
  - Exp
    164
  - Int
    164
  - Log
    165
  - Rnd
    166
  - Sgn
    167
  - Sin
    167
  - Sor
    168
  - Tan
    168
- BASIC String Functions
  169
  - Asc
    169
  - Chr
    169
  - Left
    169
  - Len
    170
  - MID
    170
  - Right
    171
  - Str
    171
  - Val
    171
- BASIC Format Functions
  172
  - Pos
    172
  - Spc
    172
  - Tab
    173
- BASIC System Functions
  174
  - Fre
    174
  - Peek
    175
- ST Values for Tape
  175
  - Sys
    176
  - Ti Ti
    176
  - Usr
    176
- User-Defined Function
  177
  - Def Fn
    177
5 Making the most of PET Features

180
- Keyboard Rollover
  180
- Buffer
  187
- Two-Key Repetition
  190
- Strings
  193
  - Concatenating Strings
    193
  - Numeric Strings
    195
- Programmed Cursor Movement
  198
  - The PRINT Statement
    198
  - The CHR$ Function
    201
- Arithmetic
  202
  - Addition
    203
  - Subtraction
    215
  - Multiplication
    228
- (Continued) Graphies
  238
  - Graphies in Calculator Mode
    238
- Draw the Square
  241
  - Programming Graphies
    242
  - Summary
    244
  - Animation
    245
    
    Time Delay
    245
    
    Programming Character Placement
    246
    
    Summary
    250
  - Files
    250
    
    Program Files
    252
    
    Data Files
    252
    
    File Handling
    253
    
    Writing a Data File
    255
- Using PRINT
  257
  - Reading a Data File
    268
- Read a Data File
  269
- Mail Input
  275
- Mail. Print
  282
- Format Printing Using GET
  285
  - Alternate Character Set
    286
  - Features of the Alternate Character Set
    290
  - BASIC Word Abbreviations
    291
  - Setting the Clock
    294
  - Digital Display Clock
    298
  - POKE to the Screen
    301
  - Calculating the Screen Address
    301
  - Generating Random Numbers
    304
6 System Information

316
- Organization of the PET System
  316
- Memory Map
  321
- PET BASIC Interpreter
  323
- Principal Pointers in User Program Area
  324
  - BASIC Statement Storage
    325
  - User Program Area Initialization
    328
- User Program Area on Power-Up
  329
  - Data Formats
    330
  - Array Header
    335
  - Assembly Language Programming
    342
- PET Memory Map (Rev. 3 Roms)
  350
  - PET ASCII Codes
    360
  - PET Error Messages
    374
    
    Operating System Error Messages
    379
  - Program Examples Solved
    382
  - BASIC Bibliography
    400
  - PET Newsletters and References
    402
  - Conversion Tables
    406
    
    Mathematical Constants
    406
    
    Hexadecimal-Decimal Integer Conversion
    407
    
    Powers of Two
    413
    
    Powers of Sixteen
    414
    
    POWERS of TEN 16
    414
  - Variations for Original Roms (Revision Level 2)
    416
  - PET Features
    438
- Index
  440

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