MEC1404 Datasheet, PDF (244/572 Pages) Microchip Technology – Keyboard and Embedded Controller Products for Notebook PC

MEC140X/1X
15.0 ACPI PM1 BLOCK INTERFACE
15.1 Introduction
The MEC140X/1X supports ACPI as described in this section. These features comply with the ACPI Specification
through a combination of hardware and EC software.
15.2 References
ACPI Specification, Revision 1.0
15.3 Terminology
None
15.4 Interface
This block is an IP block designed to be incorporated into a chip. It is designed to be accessed externally via the pin
interface and internally via a registered host interface. The following diagram illustrates the various interfaces to the
block.
FIGURE 15-1:
I/O DIAGRAM OF BLOCK
ACPI PM1 Block Interface
Host Interface
Clocks
Resets
Interrupts
Signal Description
15.5 Signal Description
Table 15-1, "ACPI PM1 Signal Description Table" lists the signals that are typically routed to the pin interface.
DS00001956D-page 244
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