Aaeon EMB-6908T Uživatelský manuál stáhnout pdf (Strana 49)

Mini-ITX EMB-6908T

Appendix A Programming the Watchdog Timer A-2

A.1 Programming

EMB-6908T utilizes ITE 8712 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

After the hardware reset or power-on reset, the ITE 8712 enters

the normal mode with all logical devices disabled except KBC.

The initial state (enable bit ) of this logical device (KBC) is

determined by the state of pin 121 (DTR1#) at the falling edge of

the system reset during power-on reset.

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 ... 65 66

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Aaeon EMB-6908T Uživatelský manuál Strana 49