MEC1322 datasheet(162/456 Pages) MICROCHIP

部品番号	MEC1322

部品情報	Keyboard and Embedded Controller for Notebook PC

PDF	456 Pages

Scroll/Zoom	100%

メーカー	MICROCHIP [Microchip Technology]

ホームページ	http://www.microchip.com

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MEC1322

DS00001719D-page 162

 2014 - 2015 Microchip Technology Inc.

12.0 MAILBOX INTERFACE

12.1

Overview

The Mailbox provides a standard run-time mechanism for the host to communicate with the Embedded Controller (EC)

12.2

References

No references have been cited for this feature.

12.3

Terminology

There is no terminology defined for this section.

12.4

Interface

This block is designed to be accessed externally via the pin interface and internally via a registered host interface.

12.5

Signal Description

12.6

Host Interface

The Mailbox interface is accessed by host software via a registered interface, as defined in Section 12.11, "Runtime

Registers" and Section 12.12, "EC-Only Registers".

12.7

Power, Clocks and Reset

This section defines the Power, Clock, and Reset parameters of the block.

FIGURE 12-1:

I/O DIAGRAM OF BLOCK

TABLE 12-1:

SIGNAL DESCRIPTION TABLE

Name

Direction

Description

nSMI

OUTPUT

SMI alert signal to the Host.

Mailbox Interface

Interrupts

Power, Clocks and Reset

Host Interface

Signal Description

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