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Arduino Uno Q Review: The board with two brains

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An interesting, if flawed, first entry from the Qualcomm / Arduino stable. The Arduino Uno Q is a little quirky to use, but once you get used to the workflow, you’ll soon be creating AI and microcontroller projects.

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The Arduino Uno Q is the latest Arduino Uno form factor board from the well-known and renowned stable that first democratized access to microcontrollers. Before Arduino, sure, we had microcontrollers, but they were expensive and cumbersome. Arduino disrupted this norm, and from it emerged the modern microcontroller community.

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So is the €39 Arduino Uno Q just an updated Arduino Uno R4? Oh no, it is something much more. The Q stands for Qualcomm, which recently purchased Arduino and now has its Arm-based Dragonwing SoC on the Arduino Uno Q. Still, the Arm CPU isn’t alone, as the Arduino Uno Q also has an STM32U585 microcontroller. Essentially, an Arm Cortex M33 (the same as the Raspberry Pi Pico 2’s RP2350) that runs the Arduino sketches (your projects) alongside the main CPU.

Who is the Arduino Uno Q for? What can you build with it? Does it perform better than just buying a Raspberry Pi 3 and Pico 2? Let's find out.

The Arduino Uno Q is the first Arduino board after Qualcomm’s recent acquisition of Arduino.

The Arduino Uno Q can be used as a single board computer, or it can be used via USB or over a Wi-Fi connection.

The board integrates a Qualcomm Dragonwing SoC for AI and LLM capabilities, with an STM32 microcontroller for real-time control of GPIO.

The Arduino Uno Q supports a new IDE, Arduino App Lab, which integrates Python and Arduino’s C language to build projects.

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