MEC1322 Datasheet, PDF (222/456 Pages) Microchip Technology – Keyboard and Embedded Controller for Notebook PC

MEC1322
17.0 BASIC TIMER
17.1 Introduction
This timer block offers a simple mechanism for firmware to maintain a time base. This timer may be instantiated as 16
bits or 32 bits. The name of the timer instance indicates the size of the timer.
17.2 Interface
This block is designed to be accessed externally via the pin interface and internally via a registered host interface.
FIGURE 17-1:
I/O DIAGRAM OF BLOCK
Basic Timer
Host Interface
Clock Inputs
Resets
Interrupts
Signal Description
17.3 Signal Description
There are no external signals for this block.
17.4 Host Interface
The embedded controller may access this block via the registers defined in Section 17.9, "EC-Only Registers," on
page 224.
17.5 Power, Clocks and Reset
This section defines the Power, Clock, and Reset parameters of the block.
DS00001719D-page 222
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