/** Starts the given PLL of the UC3 microcontroller, with the given options. This routine blocks until the PLL is ready for use.
*
- * \note The output frequency must be equal to or greater than the source frequency.
+ * \attention The output frequency must be equal to or greater than the source frequency.
*
* \param[in] Channel Index of the PLL to start.
* \param[in] Source Clock source for the PLL, a value from \ref UC3_System_ClockSource_t.