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* Add the specified timer to the software timer service queue.
* When the delay indicated by the timer expires, the timer
* device will execute the event associated with it.
* Add the specified timer to the software timer service queue.
* When the delay indicated by the timer expires, the timer
* device will execute the event associated with it.
* Busy wait until the specified amount of high-precision ticks have elapsed.
*
* \note This function is interrupt safe, the only
* Busy wait until the specified amount of high-precision ticks have elapsed.
*
* \note This function is interrupt safe, the only
* Wait for the specified amount of time (expressed in microseconds).
*
* \bug In AVR arch the maximum amount of time that can be used as
* Wait for the specified amount of time (expressed in microseconds).
*
* \bug In AVR arch the maximum amount of time that can be used as