Z32F0641MCU Datasheet, PDF (92/205 Pages) Zilog, Inc. – High Performance low-power Cortex-M3 core

Z32F0641 Product Specification
Watchdog Timer
10. Watchdog Timer
Overview
The Watchdog Timer can monitor the system and generate an interrupt or a reset. It has a 32-bit
down-counter. The Miscellaneous Clock Control Register 3 provides base clock options with clock
dividers to drive the WDT clock. This can be selected in the WDTCON register. To prevent the WDT
from firing, reload the LR register with the appropriate value before the WDT times out. 32-bit down
counter (WDTCVR)
Features include:
 Select reset or periodic interrupt
 Count clock selection
 Dedicated pre-scaler
 Watchdog overflow output signal
Figure 10.1 Block Diagram
PS034404-0417
PRELIMINARY
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