Raspberry Pi owners looking to use higher voltages with their mini PC, might be interested in this new opto-isolator board called the Opto-pi which has been specifically designed to be used with the ...

The board adds eight output and eight inputs to Raspberry Pi, as well as various LEDs, switches, and a couple of relays. Most importantly, adding one to a Raspberry Pi turns it into an autonomous ...

Pi-oT has launched a Kickstarter campaign for a Raspberry Pi add-on for commercial and industrial IoT automation. The unit is a full mountable chassis with fan and DIN-rail that extends the Pi’s GPIO ...

A heating and cooling thermostat requires a web-connected microcontroller, relays for activating the external circuits, and analog inputs for reading the temperature ...