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STARLET
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TDISK.DOC
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1991-11-21
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4KB
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117 lines
l
TDISK.COM
BY Robert Boggess
TDISK.COM is a menu driven utility that will allow the use of the
Tandy Portable Disk Drive with the STARLET NEC 8401 computer.
It is a no frills machine langauge program however, it does the
job. It is not a DOS......
Files can be writen to the 3 1/2 inch floppy disk and retrived
from the disk. Much the same way as tape only much faster.
LOADING AND INSTALLING TDISK.COM
Download TDISK.COM if you havent done so. Make sure that it is
named just as writen.
Using the option command of the starlet set the printer to serial
and the LPT= 8N81N.
Connect the disk drive using the usual precautions. Turn on the
computer and the disk drive. Insert a raw unformatted disk in the
drive.
Execute TDISK.COM The following menu will appear:
^A>FORMAT DISK
^K>KILL FILE
R>READ FILE
W>WRITE FILE
T>TOP FILENAME
N>NEXT FILENAME
SELECT?
Enter a control A the the drive will begin to format the disk
thats in the drive. This takes a little over a minute.
NOTE THAT ALL COMMANDS ARE IN CAPITOL OR UPPER CASE LETTERS AND
THE PROGRAM WILL RECOGNISE ONLY UPPER CASE LETTERS. SO THAT YOU
DONT FORGET THE REST OF THIS DOCUMENT WILL BE IN UPPER CASE....
AFTER THE DISK HAS BEEN FORMATTED ENTER "F" AND NEXT TO THE F
THAT YOU ENTERED WILL APPEAR 9E THIS IS THE NUMBER OF SECTORS
THAT ARE FREE IN HEX FORMAT. EACH SECTOR WILL HOLD 1280 BYTES OF
DATA.
ENTER THE LETTER "W" AND THE PROGRAM WILL ASK FOR THE STAR
FILENAME THIS MUST BE ENTERED IN UPPER CASE AS TDISK.COM FOLLOWED
BY A C.R. THE FILENAME ENTRY ROUTINE DOES NOT SUPPORT BACK SPACE
SO BE EXACT. IT DOES HOWEVER FORMAT THE FILENAME IN THE PROPER
WAY WHEN THE "." IS ENTERED BEFORE THE EXTENTION.
THE FILE WILL BE WRITTEN TO DISK AT THIS TIME AND THE FILENAME
ENTERED IN THE DIRECTORY AS TDISK COM (NOTE THE PERIOD DOES NOT
APPEAR IN THE FILENAME) HOWEVER WHEN ENTERING THIS FILENAME FOR
READING YOU WOULD ENTER TDISK.COM LIKEWISE WITH OTHER FILES.
REPEAT THE FORMATTING AND WRITING TDISK.COM TO AS MANY DISKS AS
YOU MAY ENTEND TO USE.
WHEN YOU HAVE FINISHED WITH THIS FORMATTING WRITING PROCEEDURE
YOU MAY PRESS "\" WHICH WILL EXIT THE PROGRAM BACK TO CPM. NOTE
THAT IS "\" AS OPPOSED TO "/".....
INSTALLING THE LOADER.
DOWNLOAD THE PROGRAM DLOAD.COM YOU MAY NAME IT ANYTHING YOUR
HEART DESIRES...
PROTECT THE LOADER PROGRAM BY CHANGING ITS STATUS TO $R/O.
WITH A DISK CONTAINING TDISK.COM IN THE DRIVE AND THE DRIVE
CONNECTED AND ON, EXECUTE THE LOADER...
TDISK.COM WILL LOAD AND EXECUTE FROM THE DISK AT THIS POINT.
NOTES ON MENU.
^A FORMATTS THE DISK
^K WILL KILL THE FILE THAT YOU ENTER
R WILL READ THE DISK FILE YOU ENTER INTO RAM1 OF THE COMPUTER.
(THE NAME WILL BE ENTERED INTO THE COMPUTERS
DIRECTORY WHETHER IT EXISTS OR NOT ON THE DISK)
W WILL WRITE THE DISK FILE YOU ENTER ONTO DISK IF IT EXISTS
ON THE STARLETS RAM1 DIRECTORY OTHERWISE THE PROGRAM RETURNS
FILE NOT FOUND.
T WILL RETURN THE TOP FILENAME ON THE DISK DIRECTORY AND
POSITION THE HEAD AT THE DIRECTORY SECTOR. THE LETTER T
PRECEEDING THE TOP FILE NAME IS THE COMMAND ENTERED.
N WILL RETURN THE NEXT FILENAME IN THE DISK DIRECTORY. THE
LETTER N PRECEEDING THE FILE NAME IS THE COMMAND ENTERED.
F WILL RETURN THE FREE SECTORS ON THE DISK IN HEX FORMAT
NOTE: TDISK WILL NOT OVERWRITE A FILE ON THE FLOPPY DISK. IF
YOU WANT TO OVERWRITE YOU MUST KILL THE ORIGINAL FILE
ON THE FLOPPY DISK.
TDISK.COM CAN BE ERASED FROM THE STARLETS RAM1 DIRECTORY AS LONG
AS YOU HAVE A DISK WITH IT ON IT AND THE LOADER IS INSTALLED IN
THE STARLET. THE RESULT IS A 1K OVERHEAD ON THE STARLET IN THE
32K MODE.
HAVE FUN AND YOU GOOD PROGRAMERS HELP ME CLEAN IT UP. WHO KNOWS
MAYBE ONE OF YOU COULD TURN IT INTO SOMETHING THAT LOOKED LIKE A
DOS . A MEMORY MAP IS AVAILABLE TO ANYONE ENTERESTED.
End of list.
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