Eh-Report Check-Sum Of Flash-Ram (Log Sense Only); Page 3Eh-Report Check-Sum Definitions - Seagate Travan 40 Tape Drive STT2401A Product Manual

ATAPI Interface
1F-22
...
27-28
...
2D-30
...
35-38
...
3C-
3E
Note:
Page 3Eh—Report Check-Sum of FLASH-RAM (LOG SENSE only)
Byte 7 6
00
01 0 0
02
03
04
05
06 DU DS
07
08
.
09
0A
0B
Page 3Eh—Report Check-Sum Definitions
Byte
0
1
2-3
4-5
Seagate Travan 40 Product Manual
Tape Moved The length of tape (estimated in feet) passed over the head
since the last head cleaning. The field is incremented by 740
feet at EOT and BOT when tape motion is reversed. It is only
incremented when the full length of the tape has been traversed
and the direction of tape motion is reversed. The field is reset if
a cleaning operation is performed successfully.
Number of Cleanings The number of successful cleanings performed during the life of
the drive. If a cleaning cartridge is inserted and does not
complete the cleaning cycle, this field will not increment. The
field is never reset.
The calculated time in minutes (1.5 minutes per full track) since
Time Since Last
the last cleaning was performed. The field is reset if a cleaning
Cleaning
operation is performed successfully.
The longest calculated time interval in minutes between cleaning
Longest Time
cycles. It is compared to the "Time Since Last Cleaning" value
Between Cleanings
after every successful cleaning cycle and the greatest value is
retained. The field is never reset.
Cleaning Interval The interval in minutes (3000 minutes = 50 hours) for setting the
TapeAlert cleaning flag. This field is only changeable at the
factory. In the field the value will remain the same.
Fields on page 33h are not reset on power cycle.
Data Bits
5 4 3
Page Code
0 0 0
MSB
Additional Page Length
LSB
MSB
Parameter Code
LSB
TSD ETC
Parameter Length
MSB
Existing Check-Sum
LSB
MSB
Calculated Check-Sum
LSB
Page Code
Reserved
Additional Page Length
Parameter Code
2 1
0 0
TMC 0
The Report Check Sum of Flash-RAM (core firmware for
TRAVAN 6/7) Page Code is set to 3E.
Set to 00h.
Set to 08h.
Set to 00 00h, to indicate the first (and only) parameter
follows.
0 Hex
3E
0 00
00
08
00
00
LP 40
04
XX
.
XX
XX
XX
Chapter 5
Page 49