Seeed Studio Xiao C3
Official Active
Seeed Studio Thumb-sized ESP32-C3 board used as the host board in the Seeed XIAO C3 + Wio-SX1262 kit. The base board provides Wi-Fi, BLE, USB flashing, and a compact GPIO footprint; LoRa comes from the separate Wio-SX1262 module.
~$10 approx.· 2026-06
References: mesh-sn.de ↗
- MCU
- ESP32-C3
- Radio
- SX1262
- Display
- None
- GPS
- None
- Battery
- External
- Connectivity
- USB, BLE, Wi-Fi
Roles
CompanionRepeater
Transports
bleusb
Hardware
Radio
- Technology
- LORA
- Chip
- Semtech SX1262 ↗
- Frequency
- 868 MHz,915 MHz
- TX power
- 22 dBm
- TX efficiency
- 1.86 mW/mA
- Antenna
- PCB
Processor
- Family
- Espressif ESP32 series ↗
- Model
- Espressif ESP32-C3 ↗
- Architecture
- RISC-V
- RAM
- 400 KB
Battery
- Battery
- External connector
- Built-in
- No
- Charging
- No
- Connector
- JST 1.25mm (extern)
Connectivity
- USB modes
- Power, Serial, Flashing
- Bluetooth
- BLE
- Wi-Fi
- Yes
Firmware support
| Firmware | Type | Target | Status | Notes |
|---|---|---|---|---|
| MeshCore (Official) | Official | xiao_c3 | ✓ Supported | |
| EasySkyMesh | Fork | — | ✓ Supported | |
| MeshCoreNG | Fork | xiao_c3 | ✓ Supported | |
| ZephCore | Custom | — | ✓ Supported |