FW82801EB Intel, FW82801EB Datasheet - Page 147

• Manufacturer Part Number: FW82801EB
• Manufacturer: Intel

Specifications of FW82801EB

• Lead Free Status / RoHS Status: Not Compliant

Intel
®
Table 60. State Transition Rules for Intel
82801EB ICH5 / 82801ER ICH5R Datasheet
Table 60
various states may appear to temporarily transition through intermediate states. For example, in
going from S0 to S1, it may appear to pass through the G0/S0 states. These intermediate transitions
and states are not listed in the table.
NOTES:
1. Some wake events can be preserved through power failure.
G0/S0/C0
G0/S0/C1
G1/S3, or
Present
G1/S1,
G1/S4
G2/S5
State
G3
shows the transitions rules among the various states. Note that transitions among the
• Processor halt instruction
• SLP_EN bit set
• Power Button Override
• Mechanical Off/Power Failure
• Any Enabled Break Event
• STPCLK# goes active
• Power Button Override
• Power Failure
• Any Enabled Wake Event
• Power Button Override
• Power Failure
• Any Enabled Wake Event
• Power Failure
• Power Returns
Transition Trigger
®
ICH5
• G0/S0/C1
• G0/S0
• G0/S0
• G1/Sx or G2/S5 state
• G2/S5
• G3
• G0/S0/C0
• G0/S0
• G2/S5
• G3
• G0/S0/C0
• G2/S5
• G3
• G0/S0/C0
• G3
• Optional to go to S0/C0 (reboot) or G2/S5
(stay off until power button pressed or other
wake event). (See Note 1)
Next State
Functional Description
147