In a recent blog post on omzlo.com, [Alain] explains how they found a bug in the Arduino SAMD21 analogRead() code which causes the output to be offset by between 25 mV and 57 mV. For a 12-bit ADC ...

ADCs demand additional technical attention when it comes to interfacing and signal conditioning for various sensor types. Let ...

Arduino boards are also ideal for hardware ... The Pi, unfortunately, doesn't come with an onboard Analog-to-Digital (ADC) ...