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Contents
xii C156-E228-02EN
7.4 Electrical Requirements..........................................................................7-11
7.4.1 SCSI interface....................................................................................7-11
7.4.2 Power supply for terminating resistor...............................................7-12
7.4.3 Signal driving conditions...................................................................7-13
7.5 Timing Rule............................................................................................7-15
7.6 Bus Phases ..............................................................................................7-18
7.6.1 BUS FREE phase...............................................................................7-18
7.6.2 ARBITRATION phase......................................................................7-20
7.6.3 SELECTION phase ...........................................................................7-22
7.6.4 RESELECTION phase ......................................................................7-24
7.6.5 INFORMATION TRANSFER phases ..............................................7-26
7.6.6 COMMAND phase............................................................................7-33
7.6.7 DATA phase......................................................................................7-33
7.6.8 STATUS phase..................................................................................7-36
7.6.9 MESSAGE phase ..............................................................................7-36
7.6.10 Signal requirements concerning transition between bus phases .......7-37
7.6.11 Time monitoring feature....................................................................7-38
7.7 Bus Conditions........................................................................................7-40
7.7.1 ATTENTION condition ....................................................................7-40
7.7.2 RESET condition...............................................................................7-42
7.8 Bus Sequence..........................................................................................7-45
Glossary .......................................................................................................GL-1
Acronyms and Abbreviations.......................................................................AB-1
Index ............................................................................................................... IN-1