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Contents
xiv C141-E245
6.1.2 Response to COMRESET.....................................................................6-4
6.1.2.1 Software settings preservation....................................................6-5
6.1.2.2 COMRESET preservation requirements ....................................6-5
6.1.3 Response to a software reset .................................................................6-7
6.2 Power Save........................................................................................................6-8
6.2.1 Power save mode...................................................................................6-8
6.2.2 Power commands ................................................................................6-10
6.3 Power Save Controlled by Interface Power Management (IPM) ....................6-11
6.3.1 Power save mode of the interface........................................................6-11
6.4 Read-ahead Cache ...........................................................................................6-13
6.4.1 Data buffer structure............................................................................6-13
6.4.2 Caching operation ...............................................................................6-14
6.4.3 Using the read segment buffer ............................................................6-16
6.4.3.1 Miss-hit.....................................................................................6-16
6.4.3.2 Sequential hit............................................................................6-17
6.4.3.3 Full hit ......................................................................................6-17
6.4.3.4 Partial hit ..................................................................................6-19
6.5 Write Cache.....................................................................................................6-20
6.5.1 Cache operation...................................................................................6-20
Glossary ...........................................................................................................GL-1
Acronyms and Abbreviations .........................................................................AB-1
Index ................................................................................................................. IN-1