XIAO RA4M1 Tiny Arduino Dev Board with CAN Bus

SKU: SS102010551 Brand: Seeed Studio
Explore the XIAO RA4M1, a thumb-sized Arduino-compatible development board featuring a 48MHz ARM Cortex-M4 processor, CAN bus support, and advanced security features, ideal for IoT, robotics, and wearable projects.
$11.10 AUD, inc GST
$10.09 AUD, exc GST

Available with a lead time
Expect dispatch between Dec 30 and Jan 01

Quantity Discounts:

  • 10-25 $9.69 (exc GST)
  • 25+ $9.38 (exc GST)
- +

0 from local stock, 1 supplier stock; your order will dispatch between Dec 1 to Dec 10. And yes, stock levels and lead times are accurate!

Shipping:

  • $7+ Standard (5+ days*, tracked)
  • $11+ Express (2+ days*, tracked)
  • FREE Pickup (Newcastle only - must order online*)

Shipping costs may increase for heavy products or large orders.

Exact shipping can be calculated on the view cart page.

*Conditions apply, see shipping tab below.

The XIAO RA4M1 is a powerful, thumb-sized Arduino-compatible development board that brings professional-grade features to compact electronic projects. Built around the Renesas RA4M1 microcontroller, this board combines the simplicity of Arduino programming with advanced capabilities like CAN bus communication and hardware encryption - making it ideal for developing secure, connected devices and educational platforms.

Key Features

  • Powerful 48MHz ARM Cortex-M4 processor with built-in FPU
  • Generous memory with 256KB Flash and 32KB SRAM
  • Industrial-grade CAN bus support for reliable machine-to-machine communication
  • Professional security features including AES128/256 encryption and secure boot
  • Ultra-low power consumption - as low as 45µA in deep sleep mode
  • 19 GPIO pins including 14 analog inputs
  • Compact 21 x 17.8mm form factor
  • Arduino IDE compatibility for rapid development

Technical Specifications

Specification Detail
Processor 48MHz ARM Cortex-M4 with FPU
Memory 256KB Flash, 32KB SRAM
Digital I/O 19 pins (14 analog capable)
Communication USB 2.0, CAN bus, 2x I2C, 2x UART, 2x SPI
Operating Temperature -20°C to 70°C
Power Consumption 45µA (deep sleep mode)

How to Use

The XIAO RA4M1 can be programmed using the Arduino IDE, making it accessible for both beginners and experienced developers. For CAN bus applications, pair it with a Seeed Studio CAN-BUS Shield V2 to create robust industrial communication systems. The board features stamp holes on both sides for efficient surface mounting in production environments.

Getting started is straightforward:

  1. Install the Arduino IDE
  2. Connect the board via USB Type-C
  3. Select the appropriate board from the Arduino IDE board manager
  4. Begin programming using familiar Arduino syntax

What's in the Box

  • XIAO RA4M1 Development Board

Compatibility

  • Arduino IDE
  • Standard 3.3V logic level devices
  • CAN bus peripherals and shields
  • Lithium battery power systems

Additional Resources

Product Comments

Exact shipping can be calculated on the view cart page (no login required).

Products that weigh more than 0.5 KG may cost more than what's shown (for example, test equipment, machines, >500mL liquids, etc).

We deliver Australia-wide with these options (depends on the final destination - you can get a quote on the view cart page):

  • $3+ for Stamped Mail (typically 10+ business days, not tracked, only available on selected small items)
  • $7+ for Standard Post (typically 6+ business days, tracked)
  • $11+ for Express Post (typically 2+ business days, tracked)
  • Pickup - Free! Only available to customers who live in the Newcastle region (must order online and only pickup after we email to notify you the order is ready). Orders placed after 2PM may not be ready until the following business day.

Non-metro addresses in WA, NT, SA & TAS can take 2+ days in addition to the above information.

Some batteries (such as LiPo) can't be shipped by Air. During checkout, Express Post and International Methods will not be an option if you have that type of battery in your shopping cart.

International Orders - the following rates are for New Zealand and will vary for other countries:

  • $12+ for Pack and Track (3+ days, tracked)
  • $16+ for Express International (2-5 days, tracked)

If you order lots of gear, the postage amount will increase based on the weight of your order.

Our physical address (here's a PDF which includes other key business details):

Unit 18, 132 Garden Grove Parade
Adamstown
NSW, 2289
Australia

Take a look at our customer service page if you have other questions such as "do we do purchase orders" (yes!) or "are prices GST inclusive" (yes they are!). We're here to help - get in touch with us to talk shop.

Have a product question? We're here to help!

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