xiao-ra4m1-tinygo

Configure XIAO RA4M1 pins and peripherals for TinyGo development.

1|Updated Mar 22, 2026

Search Tags:#i2c #spi #pinout #renesas #tinygo #ra4m1 #xiao-ra4m1

Ready to run

npx skills add https://github.com/therebelrobot/microcontroller-base --skill xiao-ra4m1-tinygo

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: xiao-ra4m1-tinygo
Source: https://github.com/therebelrobot/microcontroller-base/tree/main/.roo/skills/XIAO-RA4M1-TinyGo
Command: npx skills add https://github.com/therebelrobot/microcontroller-base --skill xiao-ra4m1-tinygo

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Provides a comprehensive reference and development guide for the Seeed Studio XIAO RA4M1, covering pinout, MCU specs, and TinyGo setup to accelerate firmware work.

Core Features & Use Cases

Pin reference for edge and back pads, I/O mappings, and peripheral configurations (I2C, SPI, UART, CAN caveats)
TinyGo target setup, build, flash instructions, and cross-board notes
Practical guidance for wiring peripherals and leveraging the XIAO RA4M1 with the Arduino Uno R4 ecosystem

Quick Start

Install TinyGo for RA4M1, configure the target, and flash a simple program to the XIAO RA4M1 to verify the setup.

Frequently Asked Questions about xiao-ra4m1-tinygo

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I configure TinyGo for the XIAO RA4M1 board?▼

To configure TinyGo for the XIAO RA4M1, install the TinyGo target for RA4M1, set the board target, and flash a simple program to verify the setup. This guide provides detailed build and flash instructions for cross-board compatibility.

What are the XIAO RA4M1 pin mappings for I2C and SPI peripherals?▼

The XIAO RA4M1 provides detailed pin references for edge and back pads, including I/O mappings for I2C, SPI, and UART configurations. It also outlines specific CAN caveats to ensure correct peripheral wiring.

Does TinyGo work with the Arduino Uno R4 ecosystem and XIAO RA4M1?▼

Yes, TinyGo works with the XIAO RA4M1 by leveraging the Arduino Uno R4 ecosystem. This guide offers practical guidance for wiring peripherals and utilizing the RA4M1 MCU across edge and back-pad IO.

Are there limitations when using CAN on the XIAO RA4M1 with TinyGo?▼

Yes, there are specific CAN caveats when configuring the XIAO RA4M1 with TinyGo. The guide includes peripheral configuration notes detailing these limitations to help you avoid wiring errors.

What MCU specifications are covered in the XIAO RA4M1 TinyGo firmware guide?▼

The XIAO RA4M1 TinyGo firmware guide covers MCU specifications, detailed pinouts, and board specifications. It provides a comprehensive reference to accelerate firmware development and hardware configuration.