There are five input ... analog pin to any one of 32 analog pins. Of course, in addition to the five control lines, you need some handshaking lines, too so you could use as many as eight digital ...

[Jordan] managed to cobble together his own version of a low resolution digital camera using ... The diode is connected to an analog input pin on an Arduino. The sensor can be pointed at an ...

When comparing the Raspberry Pi and Arduino, it's no secret ... doesn't come with an onboard Analog-to-Digital (ADC) converter, so all of its input/output pins are only digital.