4.3.1.8 Error register ......................................................................................................................... 4 - 8
4.4
Various Processes ................................................................................................................. 4 - 12
4.4.1
Reset response....................................................................................................................... 4 - 12
4.4.2
Defect sector management .................................................................................................... 4 - 13
4.4.3
4.4.4
4.4.5
Cache function ...................................................................................................................... 4 - 15
4.4.5.1 Data buffer ............................................................................................................................ 4 - 15
4.4.5.2 Read cache ............................................................................................................................ 4 - 15
4.4.5.3
MO write cache.................................................................................................................... 4 - 16
4.4.6
4.4.7
Power management function ................................................................................................. 4 - 17
4.4.7.1 Power mode .......................................................................................................................... 4 - 18
4.4.7.2 Active mode .......................................................................................................................... 4 - 18
4.4.7.3 Pre-idle mode ........................................................................................................................ 4 - 18
4.4.7.4 Idle mode .............................................................................................................................. 4 - 18
4.4.7.5 Standby mode........................................................................................................................ 4 - 18
4.4.7.6 Sleep mode............................................................................................................................ 4 - 19
4.4.7.7 Standby timer ........................................................................................................................ 4 - 19
4.4.8
LED Indications .................................................................................................................... 4 - 20
4.5
ATA Commands ................................................................................................................... 4 - 21
4.5.1
4.5.2
PACKET (X'A0') .................................................................................................................. 4 - 27
4.5.3
DEVICE RESET (X'80')....................................................................................................... 4 - 28
4.5.4
4.5.5
4.5.6
GET MEDIA STATUS (X'DA') ........................................................................................... 4 - 30
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