Tandy 1000 Basic Reference Manual

Chapter 9
INTRODUCTION TO BASIC KEYWORDS
BASIC is made up of keywords. These keywords instruct the
computer to perform certain operations.
Chapter 10 describes all of BASIC’s keywords. This chapter ex-
plains the format used in Chapter 10. It also gives a quick sum-
mary of all
of BASIC’s keywords.
Format for Chapter 10
Keyword
Statement
Function
Syntax
Brief definition of keyword.
Detailed definition of keyword and any parameters or
argu-
ments for that keyword.
Example(s1
Sample ProgramW
This format varies slightly, depending on the complexity of each
keyword. For instance, some keywords require certain parame-
ters
or arguments and others do not.
Some keywords are followed by defining words that explain how
to use the command. The defining words are:
Communications used with
RS-232 Communications
Graphics
Trap used for event trapping
must be in Screen Modes 1-6
There are more, but they should be self-explanatory.
85

Tandy 1000 Specifications

General

Processor	Intel 8088
Processor Speed	4.77 MHz
RAM	128 KB (expandable to 640 KB)
Operating System	MS-DOS 2.11
Manufacturer	Tandy Corporation
Release Year	1984
Storage	Single or double 5.25" floppy disk drive (360 KB), optional hard drive
Sound	Tandy 3-voice sound
Ports	Parallel, Serial
Graphics	CGA (Color Graphics Adapter)
Graphics Modes	320x200, 640x200