Maxtor DIAMONDMAX 91536H2 User Manual

Page 52

Advertising
background image

INTERFACE COMMANDS

7 – 12

W O R D

C O N T E N T D E S C R I P T I O N

83

Command sets supported. If words 82 and 83 = 0000h or FFFFh command set notification not supported.
15-10, as currently defined
9, 1 = Automatic Acoustic Management feature set supported
8-0, as currently defined

84

Command set extensions supported. If words 84, 85 and 86 = 0000h or FFFFh command set notification not
supported.
15 = shall be cleared to zero
14 = shall be set to one
13-0 = reserved

85

Command set enabled. If words 84, 85 and 86 = 0000h or FFFFh command set notification not supported.
15, obsolete
14, 1 = NOP command enabled
13, 1 = Read Buffer command enabled
12, 1 = Write Buffer command enabled
11, obsolete
10, 1 = Host Protected Area feature set enabled
9, 1 = Device Reset command enabled
8, 1 = Service Interrupt enabled
7, 1 = Release Interrupt enabled
6, 1 = Look Ahead enabled
5, 1 = Write Cache enabled

4, 1 = Packet command feature set enabled

3, 1 = Power Mangement feature set enabled
2, 1 = Removable Media feature set enabled
1, 1 = Security Mode feature set enabled
0, 1 = SMART feature set enabled

86

Command sets supported. If words 82 and 83 = 0000h or FFFFh command set notification not supported.
15-10, as currently defined
9, 1 = Automatic Acoustic Management feature set supported
8-0, as currently defined

88

Ultra DMA
15-13 reserved
12 1 = Ultra DMA mode 4 is selected

0 = Ultra DMA mode 4 is not selected

11 1 = Ultra DMA mode 3 is selected

0 = Ultra DMA mode 3 is not selected

10 1 = Ultra DMA mode 2 is selected

0 = Ultra DMA mode 2 is not selected

9 1 = Ultra DMA mode 1 is selected

0 = Ultra DMA mode 1 is not selected

8 1 = Ultra DMA mode 0 is selected

0 = Ultra DMA mode 0 is not selected

7-5 reserved

4 1 = Ultra DMA mode 4 and below are supported

3 1 = Ultra DMA mode 3 and below are supported
2 1 = Ultra DMA mode 2 and below are supported
1 1 = Ultra DMA mode 1 and below are supported
0 1 = Ultra DMA mode 0 is supported

127

reserved

128

Security Status
15-9 reserved
8 Security Level 0 = High, 1 = Maximum
7-5 reserved

4 1 = Security count expired

3 1 = Security frozen
2 1 = Security locked
1 1 = Security enabled
0 1 = Security supported

129-130

reserved

131

Spin at power-up, but 0 is asserted when no spin at power-up is enabled.

132-159

Maxtor-specific (not used)

160-255

reserved

Advertising
This manual is related to the following products: