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5-16 C141-E203-01EN
5.2.3.7 Data - Host to Device or Device to Host (Bidirectional)
This Data FIS has the following layout:
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
9
8
7
6 5 4 3 2 1
0
Reserved (0) Reserved (0) R
R
R
Reserved (0)
FIS Type (46h)
0
…
…
N Dwords of data
(1 to 2048 Dwords)
n
Figure 5.8 Data FIS (Bidirectional) layout
The Data FIS is used for data transfers between the host system and device.