Log Sense Command - Seagate STT20000A Product Manual

ATAPI Interface

Log Sense command

Bit 7
Byte
0
1
2 01(PC)
3
4
5 (MSB)
6
7 (MSB)
8
9
STT20000A Product Manual
6 5
The PC (Page Control) field is 01, for current values. The Page Code field identifies
which page of data is being requested. The Parameter Pointer field allows
requested parameter data to begin from a specific parameter code. The Allocation
Length field specifies the number of data bytes to transfer.
The following table presents the supported log pages.
Byte Description
0 Page Code
1 Reserved
2,3 Page Length
4 First Supported Page
5
6
7 Last Supported Page
4 3
Operation code (4Dh)
Reserved
Page Code
Reserved
Reserved
Parameter Pointer
Allocation Length
Reserved
Value Meaning
00h Supported Log Pages Page
00h -
00,04h
00h Supported Log Pages Page Code
03h Error Counter (Read) Page Code
31h Tape Capacity Page Code
00h Filler
2 1
4 Supported Pages
Chapter 5
0
(LSB)
(LSB)
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