
Hardware Implementation
2-12 Quantum DLT 4000 Tape Drive
Table 2–2 Single-Ended SCSI Pin Assignment
Signal Name Pin Number Pin Number Signal Name
Ground 1 2 -DB(0)
Ground 3 4 -DB(1)
Ground 5 6 -DB(2)
Ground 7 8 -DB(3)
Ground 9 10 -DB(4)
Ground 11 12 -DB(5)
Ground 13 14 -DB(6)
Ground 15 16 -DB(7)
Ground 17 18 -DB(P)
Ground 19 20 Ground
Ground 21 22 Ground
Reserved 23 24 Reserved
Open 25 26 TERMPWR
Reserved 27 28 Reserved
Ground 29 30 Ground
Ground 31 32 -ATN
Ground 33 34 Ground
Ground 35 36 -BSY
Ground 37 38 -ACK
Ground 39 40 -RST
Ground 41 42 -MSG
Ground 43 44 -SEL
Ground 45 46 -C/D
Ground 47 48 -REQ
Ground 49 50 -I/O
Note: The minus sign (-) next to a signal indicates active low.
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