5.3 Host Commands
C141-E192-01EN 5-41
*18 WORD 88
Bit 15-8: Currently used Ultra DMA transfer mode
Bit 13: '1' = Mode 5 is selected.
Bit 12: '1' = Mode 4 is selected.
Bit 11: '1' = Mode 3 is selected.
Bit 10: '1' = Mode 2 is selected.
Bit 9: '1' = Mode 1 is selected.
Bit 8: '1' = Mode 0 is selected.
Bit 7-0: Supportable Ultra DMA transfer mode
Bit 5: '1' = Supports the Mode 5
Bit 4: '1' = Supports the Mode 4
Bit 3: '1' = Supports the Mode 3
Bit 2: '1' = Supports the Mode 2
Bit 1: '1' = Supports the Mode 1
Bit 0: '1' = Supports the Mode 0
*19 WORD 89
MHT2080AT = X'30': 96 minutes
MHT2060AT = X'24': 72 minutes
MHT2040AT = X'18': 48 minutes
MHT2030AT = X'12': 36 minutes
MHT2020AT = X'0C': 24 minutes
*20 WORD 93
Bits 15: = 0
Bit 14: = '1'
Bit 13: '1' = CBLID- is a higher level than VIH (80-conductor cable).
'0' = CBLID- is a lower level than VIL (40-conductor cable).
Bits 12-8: In the case of Device 1 (slave drive), a valid value is set.
Bit 12: Reserved
Bit 11: '1' = Device asserts PDIAG-.
Bit 10, 9: Method for deciding the device No. of Device 1.
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