ATA Bus Interface and ATA Commands
Word | Content Description |
81Minor version number
0000h or FFFFh = device does not report version.
82Command set supported.
15:Obsolete
14:1 = NOP command supported
13:1 = READ BUFFER command supported
12:1 = WRITE BUFFER command supported
11:Obsolete
10:1 = Host Protected Area feature set supported
9:1 = DEVICE RESET command supported
8:1 = SERVICE interrupt supported
7:1 = release interrupt supported
6:1 =
5:1 = write cache supported
4:Shall be cleared to zero to indicate that the PACKET Command feature set is not supported
3:1 = mandatory Power Management feature set supported
2:1 = Removable Media feature set supported
1:1 = Security Mode feature set supported
0:1 = SMART feature set supported