AMD Geode™ SC2200 Processor Data Book
435
Electrical Specifications
32580B
9.3.14
Power Management
LED# Cycle time: 1 s
±
0.1 s, 40%-60% duty cycle.
Figure 9-53. PWRBTN# Trigger and ONCTL# Timing Diagram
Figure 9-54. GPWIO and ONCTL# Timing Diagram
Table 9-42. PWRBTN# Timing Parameters
Symbol
Parameter
Min
Max
Unit
Comments
t
PBTNP
PWRBTN# pulse width
16
ms
Note 1
t
PBTNE
Delay from PWRBTN# events to
ONCTL#
14
16
ms
Note 1. Not 100% tested.
PWRBTN#
ONCTL#
t
PBTNP
t
PBTNP
t
PBTNE
t
PBTNE
Table 9-43. Power Management Event (GPWIO) and ONCTL# Timing Parameters
Symbol
Parameter
Min
Max
Unit
Comments
t
PM
Power management event to ONCTL#
assertion
45
ns
t
PM
ONCTL#
PWRCNT1
GPWIOx
PWRCNT2
Summary of Contents for Geode SC2200
Page 8: ...8 AMD Geode SC2200 Processor Data Book List of Figures 32580B...
Page 16: ...16 AMD Geode SC2200 Processor Data Book Overview 32580B...
Page 70: ...74 AMD Geode SC2200 Processor Data Book Signal Definitions 32580B...
Page 350: ...366 AMD Geode SC2200 Processor Data Book Debugging and Monitoring 32580B...
Page 422: ...440 AMD Geode SC2200 Processor Data Book Electrical Specifications 32580B...