Fujitsu MHY2100BS, MHY2160BS, MHY2200BS, MHY2120BS, MHY2040BS manual PIO data-out command protocol

Interface

4)The device receives the DATA FIS from the host.

5)When all data has been transferred, the device sends the RegDH FIS (with 1 set in the I bit) to complete execution of the command. If the device has an error, it reports the error. If any data remains to be received by the device, this protocol is repeated starting from step 3). (The maximum data size is 8 KB.)

RegHD

Host

PIO Setup

Device

DATA

RegDH

Figure 5.15 PIO data-out command protocol

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