Exabyte VXA-2, Product Manual, Page: 62 / 90

52
P
RODUCT
M
ANUAL
1009541
Chapter 7 O
VERVIEW OF THE
C
OMMUNICATION
I
NTERFACE
F
IRE
W
IRE
I
NTERFACE
C
ABLE AND
C
ONNECTOR
R
EQUIREMENTS
The FireWire tape drive, available only as an external model, uses a standard
FireWire communication interface. Select a cable that complies with the
IEEE 1394a-1995 FireWire specification and meets the requirements listed in
Table 7-8 .
22 Ground Ground n/a
23 DIOW– I/O Write
4
24 Ground Ground n/a
25 DIOR– I/O Read 4
26 Ground Ground n/a
27 IORDY I/O Ready
4
28 CSEL Cable Select n/a
29 DMACK– DMA Acknowledge 4
30 Ground Ground n/a
31 INTRQ Interrupt Request 4
32 IOCS16– 16 Bit I/O
4
33 DA1 Device Address Bit 1
4
34 PDIAG– Pass Diagnostics
4
35 DA0 Device Address Bit 0 4
36 DA2 Device Address Bit 2
4
37 CS0– Chip Select 0 4
38 CS1– Chip Select 1
4
39 DASP– Device Active or Slave (Device 1) Present
4
40 Ground Ground n/a
Table 7-7 Ultra DMA IDE/ATA connector pin assignments (continued)
Pin
Number
Pin Name Description
Source
Host Tape Drive
Table 7-8 FireWire cable requirements
Specification Requirement
Connector type
a
6-pin male, shielded (MOLEX 1394)
Maximum length 4.5 meters (14.8 feet)
a
To connect the tape drive to an iLink port, use a 6-pin to 4-pin adaptor.