22.2 Features

The following are key features of the WDT:

  • Issues a system reset if the Watchdog Timer is not cleared before its time-out period
  • Early Warning interrupt generation
  • Asynchronous operation from dedicated oscillator
  • Two types of operation:
    • Normal mode
    • Window mode
  • Selectable time-out periods
    • From 8 cycles to 16,384 cycles in Normal mode
    • From 16 cycles to 32,768 cycles in Window mode
  • Always-On capability