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K53 Internal Vref configuration and usage

Question asked by George Dotts on Dec 20, 2012
Latest reply on Jan 9, 2013 by Adrian Sanchez Cano

I need to use the internal Vref to perform a single ended battery measurement.

On this proc selecting Valt for the ADC reference selects VrefOut.

No matter how VrefOut is configured the ADC always reads 0.