Arduino introduces its new module »Uno R4«. It is the successor of the R3 module and contains a Wi-Fi module in the extended version. It is also the first Arduino module with 32-bit microcontroller.

If you're familiar with the Raspberry Pi and you like it, there's a good chance you'll like the Arduino, too. At first glance, the two devices are very similar to each other, but there are some key ...