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Contents
2.2.11
Parity Options
2-24
2.2.12
DMA FIFO
2-27
2.2.13
SCSI Bus Interface
2-32
2.2.14
Select/Reselect During Selection/Reselection
2-33
2.2.15
Synchronous Operation
2-34
2.2.16
Interrupt Handling
2-37
2.2.17
Chained Block Moves
2-44
2.3
Parallel ROM Interface
2-48
2.4
Serial EEPROM Interface
2-50
2.4.1
Default Download Mode
2.4.2
No Download Mode
2-51
2.5
Power Management
2.5.1
Power State D0
2-52
2.5.2
Power State D1
2.5.3
Power State D2
2-53
2.5.4
Power State D3
Chapter 3
Signal Descriptions
3.1
LSI53C875A Functional Signal Grouping
3-2
3.2
3-3
3.2.1
Internal Pull-ups on LSI53C875A Signals
3.3
PCI Bus Interface Signals
3-4
3.3.1
System Signals
3.3.2
Address and Data Signals
3-5
3.3.3
Interface Control Signals
3-6
3.3.4
Arbitration Signals
3-7
3.3.5
Error Reporting Signals
3.3.6
Interrupt Signal
3-8
3.4
SCSI Bus Interface Signals
3.4.1
SCSI Bus Interface Signal
3.4.2
SCSI Signals
3-9
3.4.3
SCSI Control Signals
3.5
GPIO Signals
3-10
3.6
ROM Flash and Memory Interface Signals
3-11
3.7
Test Interface Signals
3-12
3.8
Power and Ground Signals
3-13
3.9
MAD Bus Programming
3-14