Table 4.33 Transfer Setting Values In The Sc Register - Fujitsu MCM3064AP Product Manual

Table 4.33 Transfer setting values in the SC register

Setting value
Bit 7 to bit 3 Bit 2 to bit 0
0000 000
00000 001
010 to 111
00001 000
001
010
011
100
101 to 111
00010 000 to 111
00100 000
00100 001
00100 010
00100 011 to 111
01000 000
001
010
011 to 111
10000 000 to 111
C156-E227-01EN
Function
PIO default transfer mode
PIO default transfer mode
(The IORDY signal is not
used.)
PIO flow control transfer
mode
(The IORDY signal is used.)
Reserved
Multiword DMA transfer
mode
Ultra DMA transfer mode
Reserved
4.5 ATA Commands
ODD response
Ends normally.
Ends normally.
Reports Aborted Command.
Ends normally.
Ends normally.
Ends normally.
Ends normally.
Ends normally.
Reports Aborted Command.
Reports Aborted Command.
Sets multiword DMA mode as the
ODD internal transfer mode and
ends normally
Sets multiword DMA mode as the
ODD internal transfer mode and
ends normally
Sets multiword DMA mode as the
ODD internal transfer mode and
ends normally
Reports Aborted Command.
Sets Ultra DMA mode as the ODD
internal transfer mode and ends
normally.
Sets Ultra DMA mode as the ODD
internal transfer mode and ends
normally.
Sets Ultra DMA mode as the ODD
internal transfer mode and ends
normally.
Reports Aborted Command.
Reports Aborted Command.
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