AI Thinker ESP32-C3 WiFi & Bluetooth 5.0 LE Development Board

AI Thinker ESP32-C3 WiFi & Bluetooth 5.0 LE Development Board

The AI Thinker ESP32-C3 is a compact, low-power development board based on Espressif's ESP32-C3 SoC — a single-core RISC-V processor with built-in WiFi 802.11 b/g/n and Bluetooth 5.0 LE. Designed for cost-effective IoT applications, it delivers strong wireless performance in a minimal footprint, making it ideal for battery-powered and space-constrained projects.

Key Features

• SoC: ESP32-C3 (Espressif)
• CPU: Single-core 32-bit RISC-V, up to 160 MHz
• WiFi: 802.11 b/g/n (2.4 GHz)
• Bluetooth: 5.0 LE (Long Range, 2M PHY, Coded PHY)
• Flash Memory: 4 MB
• SRAM: 400 KB
• GPIO Pins: 22 programmable GPIOs
• ADC: 12-bit SAR ADC, up to 6 channels
• Interfaces: SPI, UART, I2C, I2S, USB Serial/JTAG
• USB: Built-in USB Serial/JTAG controller (no external USB-to-UART chip needed)
• Operating Voltage: 3.3V (5V input via USB)
• Security: RSA-3072, AES-128/256, SHA-2, hardware RNG, secure boot

Ideal Applications

• BLE beacons and proximity devices
• Low-power WiFi + BLE IoT sensor nodes
• Smart home devices and automation
• Wearables and battery-powered gadgets
• Mesh networking with ESP-NOW or Bluetooth Mesh

Programming & Compatibility

• Arduino IDE with ESP32 board package
• ESP-IDF (Espressif IoT Development Framework)
• MicroPython and CircuitPython
• Compatible with ESPHome and Home Assistant
• Built-in USB JTAG for easy flashing — no USB-to-TTL adapter required

Package Includes

• 1 × AI Thinker ESP32-C3 WiFi & Bluetooth 5.0 LE Development Board