Argox PA-20 Basic Programming Manual - Manual (Page 3)

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