Interrupt Controller ==================== This device has an ``EventManager``-based interrupt system. Individual modules generate `events` which are wired into a central interrupt controller. When an interrupt occurs, you should look the interrupt number up in the CPU- specific interrupt table and then call the relevant module. Assigned Interrupts ------------------- The following interrupts are assigned on this system: +-----------+------------------------+ | Interrupt | Module | +===========+========================+ | 2 | :doc:`TIMER0 ` | +-----------+------------------------+ | 3 | :doc:`USB ` | +-----------+------------------------+