Commodore 1541-II Operation & User’s Manual

30, but many programs cheat on safety a bit anel UM ; 800 INPUT#5,NAME$,STREET$,CITY$ 810 GOSUB 59990:REM CHECK FOR DISK ERRORS This is done primarily when top speed in the program is essential, and there is little or no risk of reading improper data from the file . …

55, Commodore Business Machines, Inc. 1200 Wilson Drive • West Chester, PA 19380 Commodore Business Machines, Ltd. 3470 Pharmacy Avenue• Agincourt, Ontario, Ml W 3G3 P/ N: 354139 -01 Commodore 1s a registered trademark of Commodore Electronics L1m1ted Commodore 1541C1s a t…

47, 24: 25: 26 : 27: 28: 29: 30: 31 : 32: 33: 34: READ ERROR (byte decoding error) The data or header has been read into disk memory, but a hardware error has been created by an invalid bit pattern in the data byte. May indicate grounding problem s. WRITE ERROR (write-verify error) Th…

22, More about Splats One other warning-never scratch a splat file. These are files that show up in a directory listing with an asterisk (*)just before the file type for an entry. The asterisk (or splat) means that file was never properly closed, and thus there is no valid cha…

48, 66: ILLEGAL TRACK AND SECTOR The DOS has attempted to access a track or sector which does not exist. M ay indicate a faulty link pointer in a data block. 67: ILLEGAL SYSTEM T OR S This special error message indicates an illegal system track or block. 70: NO CHANNEL (a…

21, Commodore 1541-II FORMAT FOR THE SCRATCH COMMAND: PRINT# 15, "SCRA TCHO: pattern" or abbreviate it as: PRINT# 15, ''SO:pattern'' ''pattern'' can be any file name or combination of characters and wild card characters. As usual , it is ass…