Atmel Evaluation Kit AT91SAM9X35-EK AT91SAM9X35-EK Data Sheet

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SAM9X35 [DATASHEET]

11055E–ATARM–10-Mar-2014

To prevent any single software error that may corrupt ADC behavior, certain address spaces can be write-protected by
setting the WPEN bit in the 

 (ADC_WPMR).

If a write access to the protected registers is detected, then the WPVS flag in the ADC Write Protect Status Register
(ADC_WPSR) is set and the field WPVSRC indicates in which register the write access has been attempted.

The WPVS flag is automatically reset by reading the ADC Write Protect Status Register (ADC_WPSR).

The protected registers are:

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