Aaeon TKS-G20-LN05, Руководство пользователя

Страница: 41 / 54

E m b e d d e d C o n t r o l l e r T K S - G 2 0 - L N 0 5
Appendix A Programming the Watchdog Timer
A-4
= 010 Power LED pin is driven low.
= 011 Power LED pin outputs 2Hz pulse
with 50% duty cycle.
= 100 Power LED pin outputs 1Hz pulse
with 50% duty cycle.
= 101 Power LED pin outputs 4Hz pulse
with 50% duty cycle.
= 110 Power LED pin outputs 0.25Hz pulse
with 50% duty cycle.
=111 Power LED pin outputs 0.25Hz pulse
with 50% duty cycle..
Bit 4 : WDTO# count mode is 1000 times faster.
= 0 Disable.
= 1 Enable.
Bit 3 : select WDTO# count mode.
= 0 second
= 1 minute
Bit 2 : Enable the rising edge of keyboard Reset
(P20) to force Time-out event.
= 0 Disable
= 1 Enable
Bit 1 : Disable / Enable the WDTO# output low
pulse to the KBRST# pin (PIN60)
= 0 Disable
= 1 Enable
Bit 0 : Reserved.