Information to be read by Identify Device command 3

Table 5.5 Information to be read by IDENTIFY DEVICE command (3 of 4)

*12 Word 63: Multiword DMA transfer mode

Bit 15-8: Currently used multiword DMA transfer mode

Bit 7-0: Supportable multiword DMA transfer mode Bit 2=1 Mode 2

Bit 1=1 Mode 1

Bit 0=1 Mode 0

*13 Word 64: Advance PIO transfer mode support status Bit 15-8: Reserved

Bit 7-0: Advance PIO transfer mode Bit 1=1 Mode 4

Bit 0=1 Mode 3

*14 Word 80: Major version number Bit 15-5: Reserved

Bit 4: ATA-4 Supported=1

Bit 3: ATA-3 Supported=1

Bit 2: ATA-2 Supported=1

Bit 1: ATA-1 Supported=1

Bit 0: Undefined

*15 Word 82: Support of command sets

Bit 15:	Reserved
Bit 14:	NOP command supported = 0
Bit 13:	Read Buffer command supported = 1
Bit 12:	Write Buffer command supported = 1
Bit 11:	Write Verify command supported (Old Spec.) = 0
Bit 10:	Host Protected Area feature command supported = 1
Bit 9:	Device Reset command supported = 0
Bit 8:	SERVICE Interrupt supported = 0
Bit 7:	Release Interrupt supported = 0
Bit 6:	Lock Ahead supported = 1
Bit 5:	Write-cache supported = 1
Bit 4:	Packet command feature set supported = 0
Bit 3:	Power Management feature set supported=1
Bit 2:	Removable feature set supported=0
Bit 1:	Security feature set supported=1
Bit 0:	SMART feature set supported=1
*16 Word 83: Support of command sets
Bit 15:	0
Bit 14:	1
Bit 13-5:	Reserved
Bit 4:	Removable Media Status Notification feature set supported = 0
Bit 3:	Advanced Power Management feature set supported = 1
Bit 2:	CFA feature set supported = 0
Bit 1:	READ/WRITE DMA QUEUED supported = 0
Bit 0:	DOWNLOAD MICROCODE command supported = 0

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