Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Microcontroller Unit	ESP32-S3 / C3 / C6 / SAMD21 / RP2040
Flash Memory	4MB - 8MB (Model Dependent)
SRAM	264KB - 520KB
Operating Voltage	3.3V Logic
Input Voltage	3.3V - 5.0V (VBUS)
Digital I/O Pins	14 Pins
Analog Input Pins	4 Pins (12-bit ADC)
Communication Interfaces	I2C, SPI, UART
Product Dimensions	21 x 17.5 mm
Weight	Approximately 3 grams

5 reviews

Anonymous

Apr 06, 2026

Rating: 4/5

Good but needs adapter

Wish it came with headers soldered by default.

Anonymous

Mar 08, 2026

Rating: 5/5

Tiny but Mighty

Perfect for my wearable LED project. The size is unmatched.

Anonymous

Feb 18, 2026

Rating: 5/5

ESP32-S3 works flawlessly

WiFi range is surprisingly good for such a small chip.

Anonymous

Feb 07, 2026

Rating: 4/5

Great value board

Works well with Arduino. Pinout took some time to memorize.

Anonymous

Feb 01, 2026

Rating: 5/5

Ideal for students

Bought 5 for my class. Easy to program and durable.

5 FAQ

Q: How to upload code?

A: Use a USB-C cable and select the correct board in your IDE.

Q: Is Arduino IDE supported?

A: Yes, all XIAO boards are fully compatible with Arduino IDE.

Q: Can I charge a battery?

A: Some models feature battery charging circuits, please check specific model specs.

Q: MicroPython support?

A: Yes, CircuitPython and MicroPython are supported on most models.

Q: What logic level?

A: All boards operate at 3.3V logic level.

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