Watchdog Timer; Overview Of Watchdog Timer; Key Features Of Watchdog Timer - Samsung S5PC110 Manual

S5PC110_UM
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WATCHDOG TIMER

3.1 OVERVIEW OF WATCHDOG TIMER

The Watchdog Timer (WDT) in S5PC110 is a timing device that resumes the controller operation after
malfunctioning due to noise and system errors. WDT can be used as a normal 16-bit interval timer to request
interrupt service. The WDT generates the reset signal.
The difference between WDT and PWM timer is that WDT generates the reset signal.

3.2 KEY FEATURES OF WATCHDOG TIMER

• Supports Normal interval timer mode with interrupt request
• Activates Internal reset signal if the timer count value reaches 0 (Time-out).
• Supports Level-triggered Interrupt mechanism
3 WATCHDOG TIMER
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