5.2.1
I/O registers .................................................................................................................... 5 - 6
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
5.3.2
Command descriptions ................................................................................................... 5 - 16
5.3.3
Error posting................................................................................................................... 5 - 61
5.4
Command Protocol......................................................................................................... 5 - 62
5.4.1
5.4.2
5.4.3
5.4.4
Other commands............................................................................................................. 5 - 67
5.4.5
5.5
Ultra DMA feature set .................................................................................................... 5 - 69
5.5.1
Overview ........................................................................................................................ 5 - 69
5.5.2
Phases of operation......................................................................................................... 5 - 70
5.5.3
5.5.3.2 The data in transfer ......................................................................................................... 5 - 71
5.5.4
5.5.5
Ultra DMA CRC rules.................................................................................................... 5 - 78
5.5.6
5.6
Timing ............................................................................................................................ 5 - 80
5.6.1
PIO data transfer............................................................................................................. 5 - 80
5.6.2
Multiword data transfer .................................................................................................. 5 - 81
5.6.3
Ultra DMA data transfer ................................................................................................. 5 - 82
C141-E093-01EN
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