• March
  • 5th
  • 2008

Desktar P7K500 powersave using APM

Posted by MaEl in: Bits-and-Bytes Comments (0)


When the value in the Feature register is 05h (=Enable Advanced Power Management), the Sector Count
Register specifies the Advanced Power Management level.
FFh — Aborted
C0 – Feh — The deepest Power Saving mode is Normal Idle mode
(the same as Disable Advanced Power Management)
80 – BFh — The deepest Power Saving mode is Low power Idle mode
01 – 7Fh — The deepest Power Saving mode is Low RPM standby mode
00h — Aborted

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