MB86605 Fujitsu Microelectronics, Inc., MB86605 Datasheet - Page 30

• Manufacturer Part Number: MB86605
• Description: CMOS-wide Scsi-ii Protocol Controller With Pci Interface
• Manufacturer: Fujitsu Microelectronics, Inc.

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MB86605
6. DMA Interface
DMA access timing
The time regulations are not applicable in the following cases:
(1) Access cycle time (burst mode)
Access cycle time
• During SCSI input and when data buffer EMPTY, or when one byte held
• During SCSI output and when data buffer FULL, or when 63 bytes held
• When parity error detected (target)
• When error stopping transfer occurs in SCSI interface
IOWR/IORD
DMUDS/DMLDS
Parameter
t
DCY1
t
Symbol
DCY3
t
t
t
t
DCY1
DCY2
DCY3
DCY4
t
DCY2
2 t
3 t
4 t
1 t
Min.
t
CLF
CLF
CLF
CLF
DCY4
Value
Max.
—
—
—
—
Unit
ns
ns
ns
ns