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PT-Basic Programming Manual Ver. 1.00 2/143

Table of Contents

Preface ........................................................................................................................... 1

Table of Contents ......................................................................................................... 2

1 How to run BASIC program ............................................................................... 5

1.1 BASIC Menu ............................................................................................. 5

1.1.1 Run program .................................................................................. 5

1.1.2 Communication .............................................................................. 5

1.1.3 Information .................................................................................... 7

2 Program Structure ............................................................................................... 8

2.1 Constants .................................................................................................... 8

2.1.1 String .............................................................................................. 8

2.1.2 Numeric.......................................................................................... 8

2.2 Variables ..................................................................................................... 8

2.2.1 Variable Names and Declaration Characters .................................. 9

2.2.2 Array Variables .............................................................................. 9

2.3 Expression and Operators .......................................................................... 9

2.3.1 Assignment Operator ................................................................... 10

2.3.2 Arithmetic Operator ..................................................................... 10

2.3.3 Relational Operator ...................................................................... 10

2.3.4 Logical Operator .......................................................................... 10

2.4 Operator Precedence ................................................................................ 11

2.5 Labels ....................................................................................................... 11

2.6 Subroutines .............................................................................................. 12

2.7 Exit program ............................................................................................ 13

2.8 Special notes ............................................................................................ 13

3 Command Sets .................................................................................................... 14

3.1 General commands................................................................................... 14

3.2 Commands for decision structures ........................................................... 18

3.3 Commands for looping structures ............................................................ 21

3.4 Commands for string processing ............................................................. 23

3.5 Commands for event trapping .................................................................. 29

3.6 System commands ................................................................................... 39

3.7 Reader commands .................................................................................. 43

3.8 Beeper commands .................................................................................... 50

3.9 Calendar and timer commands................................................................. 52

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Argox PA-20 Basic Programming Manual Manuale Utente Pagina 3