Contents

 

(45) WRITE MULTIPLE EXT (X’39’): Option (customizing)

........ 5-120

 

(46) WRITE DMA FUA EXT (X’3D’): Option (customizing)

........ 5-121

 

(47) WRITE LOG EXT (X’3F’) [Optional command

 

 

 

(Customize)]

5-122

 

(48) READ VERIFY SECTOR(S) EXT (X’42): Option

 

 

 

(customizing)

5-124

 

(49) WRITE MULTIPLE FUA EXT (X’CE’): Option

 

 

 

(customizing)

5-125

 

(50) FLUSH CACHE EXT (X’EA’): Option (customizing)

5-126

5.3.3

Error posting

5-127

5.4 Command Protocol

5-129

5.4.1

PIO Data transferring commands from device to host

5-129

5.4.2

PIO Data transferring commands from host to device

5-132

5.4.3

Commands without data transfer

5-134

5.4.4 Other commands

5-135

5.4.5 DMA data transfer commands

5-135

5.5 Ultra DMA Feature Set

5-137

5.5.1 Overview

5-137

5.5.2

Phases of operation

5-138

5.5.3 Ultra DMA data in commands

5-138

 

5.5.3.1

Initiating an Ultra DMA data in burst

5-138

 

5.5.3.2

The data in transfer

5-139

 

5.5.3.3

Pausing an Ultra DMA data in burst

5-139

 

5.5.3.4

Terminating an Ultra DMA data in burst

5-140

5.5.4 Ultra DMA data out commands

5-143

 

5.5.4.1

Initiating an Ultra DMA data out burst

5-143

 

5.5.4.2

The data out transfer

5-144

 

5.5.4.3

Pausing an Ultra DMA data out burst

5-144

 

5.5.4.4

Terminating an Ultra DMA data out burst

5-145

5.5.5 Ultra DMA CRC rules

5-147

5.5.6

Series termination required for Ultra DMA

5-148

5.6 Timing

5-149

5.6.1

PIO data transfer

5-149

5.6.2

Multiword data transfer

5-150

5.6.3

Ultra DMA data transfer

5-151

C141-E218

xiii

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Fujitsu MHV2120AT, MHV2100AT, MHV2080AT, MHV2040AT, MHV2060AT manual Write Multiple EXT X’39’ Option customizing