Appendix - Commodore vic-1540 User Manual

APPENDIX
The following is a list of the programs contained on the TEST/DEMO diskette.
o m
4
6
14
4
9
5
13
689
tTni-nmiflrnnranrn
"DIR"
"VIEW BRM"
"DISPLRY T&S"
"CHECK DISK"
"PERFORMRNCE TEST"
"SEQUENTIRL FILE"
"RRNDOM FILE"
BLOCKS FREE.
Ha
PRG
PRG
PRG
F'RG
PRG
PRG
F'RG
DIR simplifies the commands for the display of the disk directory or the disk
operation.
VIEW BAM will read the BAM on VIC-1540 diskette and display on the VIC-
1001 personal computer. It is a matrix type map with the sector numbers on the
vertical axis and the track number on the horizontal axis. The empty blocks are
displayed brightly and the used blocks are displayed dark. Because of the
formatting of VIC-1540, sector 19 on is not persent on tracks 18 to 24,The
VIEW BAM program will show these blocks as allocated.
DISPLAY T&S will show the users any block of information from a diskette
(including the directory and BAM) to the screen or printer in both ASCII and
hexidecimal. (Refer to Chapter 5.)
CHECK DISK will perform a validate on a disk then identify blocks that can not
be read by the disk. This is useful for detecting a damaged disk.
PERFORMANCE TEST performs a check out on the performance of VIC-1540.
SEQUENTIAL FILE is an example of how to write and read a sequential file
data. (Refer to Chapter 6.)
RANDOM FILE is an example of direct access file handling using BLOCK and
USER commands. (Refer to Chapter 7.)
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