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360014937
Copyright © 2000 Toshiba corporation. All rights reserved.
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583 -
WORD 85: Features / Command sets enable
bit 15 Reserved
bit 14 NOP command supported
bit 13 READ BUFFER command supported
bit 12 WRITE BUFFER command supported
bit 11 WRITE VERIFY command supported
bit 10 Host Protected Area feature set supported
bit 9 DEVICE RESET command supported
bit 8 SERVICE interrupt enabled
bit 7 Release Interrupt enabled
bit 6 Look Ahead enabled
bit 5 Write Cache enabled
bit 4 PACKET feature set supported
bit 3 The Power Management feature set is enabled
bit 2 The Removable feature set is supported
bit 1 The security feature set is enabled
bit 0 The SMART feature set is enabled
The default value for this WORD is 7C68h
WORD 86: Features / Command sets enabled
bit 15-9 Reserved
bit 8 1=SET MAX security extension enabled by SET MAX SET PASSWORD
bit 7 Reserved
bit 6 1=SET FEATURES subcommand required to spin-up after power-up
bit 5 1=Power-Up In Standby feature set enabled
bit 4 Removable Media Status Notification feature set enabled
bit 3 Advanced power Management feature set enabled
bit 2 CFA feature set supported
bit 1 WRITE / READ DMA QUEUED command supported
bit 0 DOWNLOAD MICROCODE supported
The default value for this WORD is 0008h.
WORD 87: Features / Command sets enabled
bit 15 0 (Fixed)
bit 14 1 (Fixed)
bit 13-0 Reserved
The value for this WORD is 4000h.
WORD 88: Mode information for Ultra DMA
The active mode reflects the command change. .
bit 15-8 Active transfer mode
bit 12 1=Mode 4 is active
bit 11 1=Mode 3 is active
bit 10 1=Mode 2 is active
bit 9 1=Mode 1 is active
bit 8 1=Mode 0 is active
bit 7-0 Supported mode
bit 4 1=Mode 4 is supported
bit 3 1=Mode 3 is supported
bit 2 1=Mode 2 is supported
bit 1 1=Mode 1 is supported
bit 0 1=Mode 0 is supported
The default value for this WORD is 001Fh