XIAO Pinout
Choose a XIAO, inspect both sides of the board, search pins and open a pin for wiring notes and alternate functions.
- Board picker
- Pin search
- Wiring notes
XIAO Playground
From first wiring to working firmware, find the XIAO tool for your next step.
XIAO ESP32 Series Web Flasher
Pick your XIAO ESP32 board and firmware, then connect over USB to flash it and check the serial output.
- Sample or local .bin
- USB flashing
- Serial monitor
XIAO Hardware Resources
Pick a XIAO to get schematics, KiCad files, dimensions, 3D models and firmware, plus the series-wide KiCad design kit.
- Design files
- 3D & dimensions
- KiCad design kit
XIAO Software Ecosystem
Explore official XIAO software for smart homes, cross-chip development, displays and AI, alongside community tools.
- Official software stories
- Smart home & AI
- Community tools