






🚀 Tiny Board, Giant Leap for Your Next Project!
The Seeed Studio XIAO RA4M1 is a pre-soldered, ultra-compact development board powered by a 48MHz Renesas RA4M1 Cortex-M4 MCU with FPU, offering 256KB Flash and 32KB SRAM. Fully compatible with Arduino IDE, it supports 5V tolerant I/O, CAN Bus, USB-C connectivity, and features onboard battery charging with ultra-low power sleep modes, making it ideal for rapid prototyping, industrial IoT, and wearable applications.


















| ASIN | B0DRNXF88Z |
| Best Sellers Rank | #1,806 in Single Board Computers (Computers & Accessories) |
| Brand | seeed studio |
| Built-In Media | / |
| CPU Speed | 48 MHz |
| Compatible Devices | Arduino boards, Raspberry Pi models, XIAO accessories |
| Connectivity Technology | USB 2.0, CAN BUS |
| Customer Reviews | 4.6 out of 5 stars 11 Reviews |
| Included Components | / |
| Manufacturer | seeed studio |
| Memory Storage Capacity | 256 KB |
| Model Name | 102010638-FA |
| Operating System | Linux |
| Processor Brand | Renesas |
| Processor Count | 1 |
| Processor Speed | 48 MHz |
| RAM Memory Technology | SRAM |
| Total Usb Ports | 1 |
| Warranty Description | 2 year |
A**R
Great microcontroller
This product was very small and versatile. It was easy to set up, and I was pleased to see it could be used with a rechargeable lithium battery. The bouetooth and WiFi connections are very stable. I would highly recommend this device.
B**N
Use the DAC!
All XIAO are great little boards. But this one is special if you are interested in analog signals. It has a 12 bit DAC. The R4 is a super Arduino, but overall not a super processor. But at this price, it's a dream.
R**S
Seeed Xiao RA4M1 seems to have firmware issues that can result in device brick
I've had one Seeed Xiao RA4M1 brick itself after normal light usage. Completely unusable.
B**D
Tiny but Mighty
Don't let its small size fool you – this XIAO RP2040 board is a powerhouse. It's incredibly responsive and offers a surprising amount of functionality, including a 12-bit DAC, making it ideal for projects involving analog signals. The Arduino IDE compatibility makes it beginner-friendly, while its powerful capabilities cater to more advanced users as well. It's a fantastic little board for a wide range of applications.
T**S
STEM Must-have
These tiny Arduino ready boards are fantastic to play with and learn how to write code with. Enough GPIO ports for almost anything you'd need, and have a fast response. Plugged and play with the IDE, took one small download for me into the IDE and ran right away.
Trustpilot
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