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5.4 Command Protocol
Device
Host
RegHD
PIO Setup
DATA
Figure 5.14 PIO data-in command protocol
5.4.3 PIO data-out command protocol
Execution of the following commands involves data transfers from the host system
to the device:
• WRITE BUFFER
• SECURITY DISABLE PASSWORD
• SECURITY UNLOCK
• DEVICE CONFIGRATION SET
• WRITE SECTOR(S) (EXT)
• WRITE MULTI (EXT) (FUA EXT)
• WRITE VERIFY
• SMART WRITE LOG SECTOR
• SECURITY ERASE UNIT
• SECURITY SET PASSWORD
• DOWNLOAD MICROCODE
• WRITE LOG EXT
Data of one or more sectors is transferred from the host to the device.
C141-E245 5-173