5.3 Host Commands
•
SMART error logging
If the device detects an unrecoverable error during execution of a command
received from the host, the device registers the error information in the SMART
Summary Error Log (see Table 5.18) and the SMART Comprehensive Error Log
(see Table 5.19), and saves the information on media.
The host issues the SMART Read Log Sector sub-command (Features field = D5h,
Sector Number field = 01h, Sector Count field = 01h) and can read the SMART
Summary Error Log.
The host issues the SMART Read Log Sector sub-command (Features field = D5h,
Sector Number field = 02h, Sector Count field = 33h) and can read the SMART
Comprehensive Error Log.
Table 5.18 Data format of SMART Summary Error Log (1/2)
Byte(hex) Item
00
Version of this function
01
Pointer for the latest "Error Log Data Structure"
02 to 0D
Forth last command data structure
0E to 19
Third last command data structure
1A to 25
Second last command data structure
26 to 31
Last command data structure
32
Device Control field value
33
Features field value
34
Sector Count field value
35
Sector Number field value
36
Cylinder Low field value
37
Cylinder High field value
38
Drive/Head field value
39
Command field value
3A to 3D
Error log data
structure
Command data
structure
Elapsed time after the power-on
sequence (unit: ms)
C141-E280
5-65
Summary of Contents for MHZ2080BJ
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