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C141-E034-02EN ix
5.2.2 Command block registers ..................................................................................................... 5 - 8
5.2.3 Control block registers.......................................................................................................... 5 - 13
5.3 Host Commands.................................................................................................................... 5 - 13
5.3.1 Command code and parameters............................................................................................ 5 - 14
5.3.2 Command descriptions ......................................................................................................... 5 - 16
5.3.3 Error posting......................................................................................................................... 5 - 54
5.4 Command Protocol............................................................................................................... 5 - 55
5.4.1 Data transferring commands from device to host ................................................................. 5 - 55
5.4.2 Data transferring commands from host to device ................................................................. 5 - 57
5.4.3 Commands without data transfer .......................................................................................... 5 - 59
5.4.4 Other commands................................................................................................................... 5 - 60
5.4.5 DMA data transfer commands.............................................................................................. 5 - 60
5.5 Ultra DMA feature set.......................................................................................................... 5 - 62
5.5.1 Overview .............................................................................................................................. 5 - 62
5.5.2 Phases of operation............................................................................................................... 5 - 63
5.5.3 Ultra DMA data in commands.............................................................................................. 5 - 63
5.5.4 Ultra DMA data out commands............................................................................................ 5 - 67
5.5.5 Ultra DMA CRC rules.......................................................................................................... 5 - 71
5.5.6 Series termination required for Ultra DMA.......................................................................... 5 - 72
5.6 Timing .................................................................................................................................. 5 - 73
5.6.1 PIO data transfer................................................................................................................... 5 - 73
5.6.2 Single word DMA data transfer............................................................................................ 5 - 75
5.6.3 Multiword data transfer ........................................................................................................ 5 - 76
5.6.4 Ultra DMA data transfer....................................................................................................... 5 - 77
5.6.5 Power-on and reset ............................................................................................................... 5 - 89
CHAPTER 6 OPERATIONS...................................................................................................... 6 - 1
6.1 Device Response to the Reset............................................................................................... 6 - 1
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 - 4
6.1.4 Response to diagnostic command......................................................................................... 6 - 5
6.2 Address Translation.............................................................................................................. 6 - 6
6.2.1 Default parameters................................................................................................................ 6 - 6
6.2.2 Logical address..................................................................................................................... 6 - 7
6.3 Power Save........................................................................................................................... 6 - 8