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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
5.5.4 Ultra DMA data out commands...........................................................5-143
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
5.6.4 Power-on and reset ..............................................................................5-164
Operations ................................................................................. 6-1
6.1 Device Response to the Reset............................................................................. 6-2
6.1.1 Response to power-on .............................................................................6-2
6.1.2 Response to hardware reset ..................................................................... 6-3
6.1.3 Response to software reset ......................................................................6-5
6.1.4 Response to diagnostic command............................................................6-6
6.2 Power Save ......................................................................................................... 6-7
C141-E258
(Customize)] ................................................................................ 5-122
(customizing)............................................................................... 5-124
(customizing)............................................................................... 5-125
(50) FLUSH CACHE EXT (X'EA'): Option (customizing)............. 5-126
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