There are five input pins to the chip which lets you connect one analog pin to any one of 32 analog pins. Of course, in addition to the five control lines, you need some handshaking lines ...

Most of us are familiar with the Arduino ... pin layout (Arduino shields likely won’t fit) and more I/Os than the ATmegas have. Sure, it’s not as practical as an actual Arduino Uno, but ...

Read more: Battery Brands Ranked From Worst To Best The Arduino Uno Rev3 is the ... A0 (originally used as an analog input) doubles as a digital-to-analog converter (DAC) pin that acts as an ...