The Arduino Uno-compatible board has an MCS-51 (often called 8051 instead) instead of the usual ATmega328P/ATmega168. Specifically, [ElectroBoy] uses the AT89S52 .

Last year, after 13 years of Arduino Uno’s release, they released the all new Arduino Uno R4 with more powerful hardware. Even though the Uno R4 is hardware compatible with the original Uno, people ...

Previously we have done a comprehensive comparison between the Arduino Uno R3 and Arduino Uno R4 with the main focus on the hardware specifications and features of each board. In this article, we will ...

Arduino UNO R4 Minima (store / docs) - base version. Arduino UNO R4 WiFi ( store / docs ) - version with a Wi-Fi/Bluetooth module (ESP32) and a 12x8 LED matrix. This major change will introduce many ...

Two versions of the new 32-bit Arduino UNO board will be offered: UNO R4 WiFi and UNO R4 Minima with the only difference being the former getting an ESP32-S3 module for wireless connectivity. Arduino ...

Both the Arduino Nano and Uno can be powered via their integrated USB connectors. This automatically supplies regulated 5V power to the board, allowing you to use any USB-supported power source ...

After the Arduino GIGA R1 and the Portenta C33, the latest announcement in the Arduino new-board frenzy is the Arduino UNO R4. Expected to be available late May 2023, the UNO R4 is the long-awaited ...

The Maker Uno RP2040 supports Arduino, Micropython, and CircuitPython programming, but in this review, we will be focusing on the former. So the first step is to download and install the Arduino IDE ...