We can access each sector’s raw data on Commodore disk drives with direct block access commands. Supported drives include the 1541, 1571, the VICE emulator as well as the SD2IEC card reader (for the...
Learn MoreWith a RAM Expansion Unit (REU), the Commodore 128 could address up to 512k of data. That was huge in the late eighties! All you needed was one of those REUs, plug it into your cartridge port, and so much...
Learn MoreThe CBM DOS can write “relative data” onto disk, based on individual records. The advantage is that all space is allocated once and then randomly accessed if and when it’s needed –...
Learn MoreSequential files are files to which we can write arbitrary data and read it back later. We can even append data to the file later without having to re-write the whole file. This works with the Datasette (tape...
Learn MoreThe Commodore 1571 floppy drive powers up in compatibility mode and behaves just like a 1541 drive – unless a C128 is connected and sends it a fast serial transfer. They did this because otherwise the...
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