It’s not a loosely defined analogue standard but a tightly controlled digital one ... who has created an Arduino shield that creates an HDMI output from an SPI control input.

Arduino effectively handles analog inputs without the need for extra equipment. On the other hand, if you're using a Raspberry Pi, you'll need an analog-to-digital converter or similar device to ...

Most consumer digital cameras have tons of tiny receptors ... The diode is connected to an analog input pin on an Arduino. The sensor can be pointed at an object, and the Arduino can sense the ...

Plug-in circuit modules called "shields" let you connect an Arduino's inputs and outputs to components ... But both can interface with other digital systems, including DCC, so sending data and ...