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Western Digital Hard Disk Drive OEM Specification
11.58 Write Buffer (E8h)
Command Block Output Registers
Command Block Input Registers
Table 249 Write Buffer Command (E8h)
The Write Buffer command transfers a sector of data from the host to the sector buffer of the device. The sectors of
data are transferred through the Data Register 16 bits at a time.
The Read Buffer and Write Buffer commands are synchronized such that sequential Write Buffer and Read Buffer
commands access the same 512 byte within the buffer.
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