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ATA Bus Interface and ATA Commands
6-2 Maxtor D540X-4K 20.4/40.0/60.0/80.0 GB AT
The Maxtor D540X-4K hard disk drives allow their host systems to address the full set
of command and control registers as specified in ATA/ATAPI-6 section 7.
The µProcessor, Disk Controller, and ATA Interface electronics are contained in a
proprietary ASIC developed by Maxtor.
The Maxtor D540X-4K hard disk drives support all the mandatory commands from
the general feature set for non-packet devices. They are:
• EXECUTE DEVICE DIAGNOSTIC
• FLUSH CACHE
• IDENTIFY DEVICE
• INITIALIZE DEVICE PARAMETERS
• READ DMA
• READ MULTIPLE
• READ SECTOR(S)
• READ VERIFY SECTOR(S)
• SEEK
• SET FEATURES
• SET MULTIPLE MODE
• WRITE DMA
• WRITE MULTIPLE
• WRITE SECTOR(S)
The drives support the following optional commands from the general feature set for
non-packet devices:
• DOWNLOAD MICROCODE
• NOP
• READ BUFFER
• WRITE BUFFER