Product manual

Spinpoint M9TU-USB 3.0 Product Manual REV 1.0
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USB INTERFACE AND USB COMMANDS
6.5.1.2 UFI Command Set Overview
UFI commands (Table 6-29) are packets or command data blocks issued by the host to the UFI device. Each
command block is 12-bytes in length. The format of each command block is based on SFF-8070i and SCSI-2.
Some command blocks require extra parameters or CPU data. These are sent to the UFI device on the host bulk
out endpoint, as defined by the transport specification.
Some command blocks request data be sent from the UFI device to the host. This data is sent on the host bulk in
endpoint, as defined by the transport specification.
Table 6-29: UFI Commands Set
Note: Yellow Color Command (N2 Support)