The Arduino Uno R4 is to have a Renesas RA4M1 32-bit Arm Cortex-M4 microcontroller, and there are “no plans to discontinue the popular Uno R3” , according to Arduino, which estimates that R4 will ...

The devices used for this project are: Arduino UNO OLED display SSD1306 Adafruit Ultimate GPS Breakout RockBLOCK 9603 Besides, a 100uF capacitor is used to make the voltage in the RockBLOCK stable.

The Arduino UNO R4 Minima and the Arduino UNO R4 WiFi. But apart from the obvious wireless connectivity hinted by the name what other differences do the microcontrollers have.

The UNO R4 WiFi features Wi-Fi and Bluetooth Low Energy connectivity, while the UNO R4 Minima provides a cost-effective option for those seeking the new microcontroller without additional features.

Posted in Arduino Hacks, Hackerspaces, LED Hacks, News, Reverse Engineering, Software Hacks Tagged Arduino Uno, departure board, Discord, led, mqtt, Nottingham, nottingham hackspace, railway ...

Arduino has announced the new UNO R4 board family for prototyping and learning. The new models feature a faster microcontroller, a USB-C connector, improved power, Wi-Fi and Bluetooth LE, and more.