Fujitsu MHY2250BH User Manual

Page of 322
Interface 
 
5-180 
C141-E262 
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.) 
 
 
 
 
Device
 
 
 
Host 
RegHD 
PIO Setup
DATA 
RegDH 
 
Figure 5.15  PIO data-out command protocol