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articles:iicplus_smartport_secrets [2018/06/26 18:18]
M.G.
articles:iicplus_smartport_secrets [2018/07/05 15:17] (current)
M.G. [The 3.5 Floppy Format]
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 Unlike the 5.25%%"​%% floppy address header, the 3.5%%"​%% floppy address header is coded in 6&2 format and can be decoded from the standard nibble table.. ​ E.g. if SS contains $96, the address is for sector 0, if it contains $97, the address is for sector 1. Unlike the 5.25%%"​%% floppy address header, the 3.5%%"​%% floppy address header is coded in 6&2 format and can be decoded from the standard nibble table.. ​ E.g. if SS contains $96, the address is for sector 0, if it contains $97, the address is for sector 1.
 +
 +The 699 disk bytes encode a 12-byte sector tag + 512 data bytes.
  
 ===== The 5.25 Floppy Format ===== ===== The 5.25 Floppy Format =====