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Tandy 1000 Basic Reference Manual

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Chapter
10
I
BASIC Keywords
Statement
ERR
Returns the error code if an error has occurred.
ERR
is
only meaningful inside an error-handling routine ac-
cessed by
ON
ERROR
GOTO.
See Chapter 12 for
a
list of error codes.
Example
branches to Line 1000 if the error
is
an “Out of memory” error
(code
7);
if it is any other error, control goes
to
Line 2000.
IF
ERR
=
7
THEN
1000
ELSE
2000
Sample Program
See ERROR.
156

Table of Contents

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Tandy 1000 Specifications

General IconGeneral
ProcessorIntel 8088
Processor Speed4.77 MHz
RAM128 KB (expandable to 640 KB)
Operating SystemMS-DOS 2.11
ManufacturerTandy Corporation
Release Year1984
StorageSingle or double 5.25" floppy disk drive (360 KB), optional hard drive
SoundTandy 3-voice sound
PortsParallel, Serial
GraphicsCGA (Color Graphics Adapter)
Graphics Modes320x200, 640x200

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