AAEON AEC-6872 User Manual

Page 45

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E m b e d d e d C o n t r o l l e r

A E C - 6 8 7 2

Appendix A Programming the Watchdog Timer

A-2

A.1 Programming

AEC-6872 utilizes W83627UHG chipset as its watchdog timer
controller.

Below are the procedures to complete its configuration and the
AAEON intial watchdog timer program is also attached based on
which you can develop customized program to fit your application.

Configuring Sequence Description

Unlock W83627UHG

Select register of

watchdog timer

Enable the function of

the watchdog timer

Use the function of the

watchdog timer

Lock W83627UHG

There are three steps to complete the configuration setup:

(1) Enter the W83627UHG config Mode

(2) Modify the data of configuration registers

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