* The simplest possible implementation of pvPortMalloc(). Note that this
* implementation does NOT allow allocated memory to be freed again.
*
- * See heap_2.c and heap_3.c for alternative implementations, and the memory
- * management pages of http://www.FreeRTOS.org for more information.
+ * See heap_2.c, heap_3.c and heap_4.c for alternative implementations, and the
+ * Memory Management pages of FreeRTOS for more information at:
*
* http://www.freertos.org/a00111.html
*/
* Configure voltage reference levels for digital inputs using variable
* reference threshold.
*
- * @todo Implement rpp_din_ref().
- *
* @param[in] refA [0-4095] value to set (DAC is 12bits) the reference
* voltage A (pins 13-16).
* @param[in] refB [0-4095] value to set (DAC is 12bits) the reference