The time period which is monitored by the Watchdog Timer is programmable via register WDTCON in two ways... The time period which is monitored by the Watchdog Timer is programmable via register WDTCON in two ways: - bit WDTIN allows selection of the prescaler factor for the input clock to the Watchdog Timer - bit field WDTREL in the high byte of WDTCON represents the 8-bit reload value for the high byte of the Watchdog Timer Register WDT This results in the following range for the monitored time period: