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1.5.6
1.5.6.1 SSP frame transmission and reception .............................................. 1-53
1.5.6.2 SSP flow control................................................................................ 1-53
1.5.6.3 Interlocked frames ............................................................................. 1-53
1.5.6.4 Closing an SSP connection................................................................ 1-56
1.6 Transport layer ....................................................................................... 1-58
1.6.1
1.6.2
1.6.2.1 COMMAND information unit........................................................... 1-61
1.6.2.2 TASK information unit...................................................................... 1-64
1.6.2.3 XFER_RDY information unit ........................................................... 1-66
1.6.2.4 DATA information unit ..................................................................... 1-69
1.6.2.5 RESPONSE information unit ............................................................ 1-72
1.6.3
1.6.4
Command Processing ............................................................. 2-1
2.1 Command Format..................................................................................... 2-1
2.2 Status Byte................................................................................................ 2-6
2.3 Command Queuing Function ................................................................... 2-8
2.4 UNIT ATTENTION Condition ................................................................ 2-9
2.4.1
2.4.2
2.4.3
2.5 Sense Data Hold State ............................................................................ 2-11
2.6 Power Condition..................................................................................... 2-12
2.7 LED Display........................................................................................... 2-14
2.8 Command Processing Exceptions .......................................................... 2-14
2.8.1
2.8.2
C141-C009
SSP link layer .................................................................................... 1-52
SSP frame format .............................................................................. 1-58
Information units ............................................................................... 1-61
Sequences of SSP frames .................................................................. 1-76
Exceptional event processing of a drive............................................ 1-79
Generation of the UNIT ATTENTION condition............................... 2-9
condition hold state .............................................................................. 2-10
UNIT ATTENTION condition multiple hold ................................... 2-11
Overlapping commands..................................................................... 2-14
Illegal LUN specification .................................................................. 2-15
Contents
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