Arduino UNO R4是2023年推出的新一代经典开发板，搭载32位瑞萨RA4M1 Cortex-M4处理器，性能提升显著，新增Wi-Fi、DAC等实用功能。它配备了 32 kB 的 RAM 内存，48 MHz 的时钟速度，以及一个 USB-C® 接口。 这是第一款使用 32 位架构的 UNO 开发板，之前的版本基于 8 位 AVR 架构。

If you would like to join the Arduino UNO R4 early access program the team is now looking for authors and those that maintain a library or a popular open source project for Arduino, apply to join the ...

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.

The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

If like us you have been patiently waiting for the official launch of the new Arduino Uno UNO R4 microcontroller, you’ll be pleased to know that it is now available to purchase directly from the ...

Arduino has partnered with Renesas and Espressif to introduce the latest addition to its UNO family, the UNO R4, which offers a 3x performance improvement over the UNO R3 and is available in a Wi-Fi ...

Arduino has launched its next generation of UNO boards, introducing a 32-bit Renesas microcontroller and Espressif ESP32-S3 module, one-click cloud connectivity and plenty of I/O plus a 12×8 red LED ...

As we discussed in my previous column, until a few weeks ago, the Arduino Uno microcontroller development board we’ve all grown to know and love was the R3 (“Revision 3”). This little rascal is ...

With no plans to discontinue the popular UNO R3, the UNO R4 will come in two versions – UNO R4 WiFi and UNO R4 Minima. The UNO R4 is powered by the Renesas RA4M1 32-bit microcontroller based on the ...

The guys and gals at Arduino have just released the latest and greatest version of the Arduino Uno. The previous generation was called the R3, so it’s no great surprise that the new generation flaunts ...

Most of us are familiar with the Arduino Uno, a starting place for electronics projects since 2010. But what if the Arduino Uno was released in 1980? You’d probably get something like [ElectroBoy]’s ...

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.