12. Analog-to-Digital Converter (ADC12) • Linear successive approximation algorithm with 12-bit resolution. • Up to 28 analog inputs. • Output formatted in 12-, 10-, or 8-bit right-justified unsigned format. • Single or continuous conversion. • Configurable sample time and conversion speed/power. • Conversion complete flag and interrupt. • Input clock selectable from up to four sources. • Operation in wait or stop3 modes for lower noise operation. • Asynchronous clock source for lower noise operation.