Maxtor Computer Drive User Manual

Page 44

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ATA Bus Interface and ATA Commands

Maxtor DiamondMax 8S 40GB SATA

5-8

53 15-3:

Reserved

2:
1 = the fields reported in word 88 are valid.
0 = the fields reported in word 88 are not valid

1:
1 = the fields reported in words (70:64) are valid.
0 = the fields reported in words (70:64) are not valid

0:

Obsolete

54-58 Obsolete

59

15-9:

Reserved

8:

1 = Multiple sector setting is valid

7-0:

xxh = Current setting for number of sectors that shall be transferred per
interrupt on R/W Multiple command

60-61

Total number of user addressable sectors

62 Obsolete

63 15-11:

Reserved

10:
1 = Multiword DMA mode 2 is selected.
0 = Multiword DMA mode 2 is not selected

9:
1 = Multiword DMA mode 1 is selected.
0 = Multiword DMA mode 1 is not selected

8:
1 = Multiword DMA mode 0 is selected.
0 = Multiword DMA mode 0 is not selected

7-3:

Reserved

2:

1 = Multiword DMA mode 2 and below are supported

1:

1 = Multiword DMA mode 1 and below are supported

0:

1 = Multiword DMA mode 0 is supported

64 15-8:

Reserved

7-0:

PIO modes supported

Word

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