Arduino is launching new versions of the Uno board powered by a Renesas 32bit microcontroller. The Uno R4 comes in two versions: the basic Uno R4 Minima and the Espressif-equipped Uno R4 WiFi.
I purchased a couple of Arduino Uno SMD’s to get familiar with the Arduino from SparkFun.com for a reasonable price. After a bit of fumbling around, not having read the instructions yet, I finally ...