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4.6 Packet Commands
C156-E205-01EN 4-71
4.6.17 SEND DIAGNOSTIC command
Table 4.106 SEND DIAGNOSTIC command
Bit
Byte
76543210
0 Operation Code (1Dh)
1 Reserved
SelfTest Reserved Reserved
2Reserved
3-4 Parameter List Length
5-11 Reserved
The SEND DIAGNOSTIC command instructs diagnostic operation from the host.
When the Self-Test bit is 1, the command executes diagnostics on the data buffer.
If an error occurs, the device responds with Check Condition.
Parameter List Length specifies the data length of diagnostic parameters to be
transferred.
The functions and specifications of diagnostic parameters are not open.
4.6.18 SEEK command
Table 4.107 SEEK command
Bit
Byte
76543210
0 Operation Code (2Bh)
1Reserved
2-5 Logical Block Address
6-11 Reserved
The SEEK command positions the head on the track at the specified logical block
address.
Logical Block Address specifies the logical block address at which the head is
positioned.