Purpose: Watchdog oscillator and timeout selections.

Namespace: atmega2560::watchdog.

#include <atmega2560/Watchdog.h>
 
namespace mcu = atmega2560;
 
static_assert(mcu::watchdog::supports_interrupt_mode == 1, "ATmega2560 Watchdog definition");

These are hardware definitions, not runtime register access or initialization.

Source: ATmega2560 datasheet (DS40002211A).