Track 18 was reserved for directory and file allocation information including a Block Allocation Map (BAM). Each sector held 256 bytes, but two bytes were reserved for a pointer to the next physical track and sector, leaving 254 bytes for data storage. The disks (in their standard formatting) had 35 tracks with from 17 to 21 sectors in each (outer tracks had more sectors), for a total of 683 sectors. It was a 5 1/4' single-sided disk with a capacity of 170 kilobytes. Drag D64's onto the main screen to load them, drag other files to import them.The Commodore 1541 disk was a popular disk format used on Commodore 64 computers.

SEQ File Viewer using the c64 font with PETASCII->ASCII conversion option.

View the directory using the native c64 font.

Automatic check for crosslinked files on the D64.

View and modify blocks on the disk in hex.

Create new blank D64 files, clean existing D64's.View the block chain of files on the D64.Import files into the D64 with autodetection for P00 files.Export files from the D64 into PRG files.Read D64 files, display the directory, move files around the directory, rename files.I'd recommend downloading just the executible file first (the first link to the right), and if you get errors when trying to run it, then download the full setup program (the 2nd link to the right). Also make sure you copy all 3 of the fonts into the %windows%onts directory. Be sure to read the readme.txt and version.txt included with the program. Runs in Windows and released in Nov 2016, this tool is an editor for. Also provided are disk utilities that allow you to edit disk image files (.D64). Naturally, this requiresĪ cassette player, a suitably configured sound card and cablingīetween the two. These utilities allow you to edit disk images, convert from one file format to another, or get programs off your old audio cassettesĪnd into your computer, or vice-versa.

Format floppy disk c64 on windows