Inhaltsverzeichnis; Disk System Operation With Ti Basic - Texas Instruments Php 1240 Bedienungsanleitung

~
TEXAS INSTRUMENTS
Home Computer
Accessory
lmportant
Record the serial number from the bottom of the Expansion
Chassis unii and the purchase date in the space below. The
serial number is identified by the words "SERIAL NO." on the
bottom case. Always refer to this information in any corre-
spondence.
PHP 1240
Model No.
Serial No.
Purchase Date
Copyright © 1982, Texas lnstruments
<ffi)
PHP 1240
Disk Memory System
TABLE OF CONTENTS
lntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Features of Your Disk System . . . . . . . . . . . . . . . . . . . . . . . 2
Diskette lnformation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Write-protecting Diskettes . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Labeling and Handling Precautions . . . . . . . . . . . . . . . . . . 3
Set-Up lnstructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Connecting the Controller . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Connecting the Disk System . . . . . . . . . . . . . . . . . . . . . . . . 4
Generai Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Powering up the System . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
A Quick Look at the Disk System . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Disk Manager Command Module Operation ................ .
~W~
.......................................... .
File Commands .................................. .
Disk Commands ................................. .
Disk Tests ....................................... .
7
7
7
8
9
Single Disk Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
O
Disk System Operation with TI BASIC . . . . . . . . . . . . . . . . . . . . . . . 1 O
Saving and Loading Programs . . . . . . . . . . . . . . . . . . . . . . 1 O
File Naming Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
File Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
File Catalogue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Sample Programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Appendix A: Error Codes in TI BASIC . . . . . . . . . . . . . . . . . . . . . . . 15
Appendix B: Error Codes in Disk Manager
Command Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Appendix C: Diskette/Cassette Operations . . . . . . . . . . . . . . . . . . 16
Transfer Programs between Cassettes and Diskettes . . . 16
Transfer Data from Cassette to Diskette . . . . . . . . . . . . . . 16
Service-lnformations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
In Case of Difficulties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Diskette Failure lndicators . . . . . . . . . . . . . . . . . . . . . . . . . . 17