Reference Guide

Chapter 4 SCSI Commands
MODE SELECT (6) / (10) Command (15h / 55h)
DLT-S4 Interface Reference Guide 139
TapeAlert Page (1Ch) 4 The drive supports the TapeAlert Page, which sets or changes the
supported TapeAlert configuration options. Use the
MODE SENSE
command to read the settings of the TapeAlert page.
Figure 75 TapeAlert MODE
SELECT Page — Data Format
Maximum REQ/ACK
Offset
The MAXIMUM REQ/ACK Offset field indicates the REQ/ACK offset for the
current I_T nexus.
Maximum Transfer
Width Exponent
The
MAXIMUM TRANSFER WIDTH EXPONENT field indicates the transfer
exponent for the current I_T nexus.
Protocol Options Bits
Supported
The
PROTOCOL OPTIONS BITS SUPPORTED field indicates the protocol
options for the current I_T nexus.
Bit
7 6 5 4 3 2 1 0
Byte
0 PS (0) SPF (0) Page Code (1Ch)
1 Page Length (0Ah)
2 Perf Reserved EBF (0) EWASC (0) DExcpt Test Reserved LogErr (0)
3 Reserved MRIE
4 — 7
(MSB)
Interval Timer (0)
(LSB)
8 — 11
(MSB)
Report Count / Test Flag Number
(LSB)
Field Description