Aurelien Fillau 9907908b2a cpu/stm32l0: add ADC driver implementation
Now, ADC is available on stm32l0 family. A calibration is
done at each new adc_sample. Moreover, when conversion is done,
VREFINT and temperature sensor are dactivated to save power.

Signed-off-by: Aurelien Fillau <aurelien.fillau@gmail.com>
2017-11-08 14:29:42 +01:00
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