Fujitsu Scan Partner 300C Instruction Manual page 39

Bus settle
delay
BSY
SCSI SEL
DB
Bus set delay
BSY
Bus free
delay
ID7 SEL
DB(7)
Bus set delay
BSY
ID3 SEL
DB(3)
BSY
ID1 SEL
DB(1)
ID7: Succeeds in ARBITRATION
ID3: Detects the SEL signals of other SCSI unit
ID1: Detects the SCSI ID with higher priority than itself
∇
: The point at which the BUS FREE phase is detected by each SCSI unit
Bus free
delay
∇
∇
Bus free
delay
∇
Bus free
delay
ARBITRATION phase
arbitration delay
Bus clear delay
arbitration delay
4-13
Bus clear delay +
bus settle delay