EMAC PCA-6782, User Manual

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47 PCA-6782 User Manual
Chapter 4
V
alue-Added
S
oftware
S
ervices
4.1.1.3 Monitor
4.1.1.4 Power Saving
Watchdog
A watchdog timer (WDT) is a device that performs a specific
operation after a certain period of time if something goes
wrong and the system does not recover on its own. A watch-
dog timer can be programmed to perform a warm boot
(restarting the system) after a certain number of seconds.
Hardware Monitor
The Hardware Monitor (HWM) API is a system health super-
vision API that inspects certain condition indexes, such as
fan speed, temperature and voltage.
CPU Speed
Make use of Intel SpeedStep technology to reduce power
consumption. The system will automatically adjust the CPU
speed depending on the system loading.
System Throttling
Refers to a series of methods for reducing power consump-
tion in computers by lowering the clock frequency. This API
allows the user to reduce the clock speed to 87.5% to 12.5%
of normal.