QSI QTERM-R55, User Manual

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QSI Corporation Fax 801-466-8792 Web www.qsicorp.com Phone 801-466-8770
1
C
HAPTER
1. B
ASIC
O
PERATION
1
1.1 Power-On Setup 1
1.2 Connect the Communications Lines 2
1.3 Apply Power 3
1.4 Running the R55 Downloader 3
5
C
HAPTER
2.
QA
BASIC 5
2.1 Syntax 5
2.1.1 Case 5
2.1.1.1 Variables 5
2.1.1.2 String Variables 5
2.1.1.3 Numerical Variables 5
2.1.1.4 Multiple Commands on One Line 5
2.2 Introduction to qaBASIC 5
2.2.1 REM 6
2.2.2 Input 6
2.2.3 Print 6
2.3 Arithmetic 6
2.3.1 Operations 6
2.3.2 Functions 6
2.3.2.1 Trigonometric Functions 6
2.3.2.2 Exponentiation 6
2.3.2.3 Integer and Fractional Parts 7
2.3.2.4 Remainder 7
2.3.2.5 Minimum and Maximum 7
2.3.2.6 Square Root 7
2.4 String Operations 7
2.4.1 Length of a String 7
2.4.2 Extracting Parts of a String 7
2.4.3 Strings to Numbers (and Numbers to Strings) 7
2.4.4 Finding Strings in Strings 8
2.4.5 Changing the Case of Strings 8
2.4.6 Removing Spaces 8
2.4.7 The ASCII Character Set Functions 9
2.4.8 Escape Sequences 9
2.5 Conditions and Flow Control 9
2.5.1 The if Statement 10
2.5.2 Conditions 10
2.5.3 Marking Locations in a Program 10
2.5.4 Jumping Around in a Program 10
2.5.5 on gosub, on goto 10
2.5.6 End of Program 11
2.6 Loops 11
2.7 Data and Arrays 11
2.7.1 Reading Data 11
2.7.2 Arrays 11
2.8 Interaction with System Hardware 12
2.8.1 Date and Time 12
2.8.2 Cursor Appearance 13
2.8.3 Peek 13
2.8.4 Serial Communication 13
2.8.5 Keypad LEDs 13