Appendix B

Standard Floppy Disk Format


Color Computer 3

 Physical Track Format Pattern

 Bytes Value
 Format (Dec) (Hex)
 Header pattern 32 4E
 (once per track) 12 00
 3 F5
 1 FC
 32 4E
 Sector pattern 12 00
 (repeated 18 times) 3 F5
 1 track number (0-34)
 1 side number (0-1)
 1 sector number (1-18)
 1 sector length code (1)
 2 CRC
 22 4E
 12 00
 3 F5
 1 FB
 256 data area
 2 CRC
 24 4E
 Trailer pattern N 4E (fill to index mark)
 (once per track)