ESP32-C3 Beetle RISC-V IoT Controller – WiFi Bluetooth Arduino

Beetle ESP32-C3, powered by the 32-bit RISC-V single-core processor, is a compact and cost-effective microcontroller specifically designed for IoT applications. As a powerful IoT Microcontroller with full support for WiFi and Bluetooth 5 (LE), this Beetle ESP32-C3 unit is ideal for embedded smart devices, wearable tech, and wireless sensor projects requiring a small Beetle ESP32-C3 form factor.

Key Highlights

• Ultra-compact size: only 25 20.5 mm Beetle ESP32-C3 dimensions

• RISC-V 32-bit architecture: efficient and powerful processing for your IoT Microcontroller projects

• 13 broken-out I/O ports, ideal for sensor-rich or interface-heavy Beetle ESP32-C3 applications

• Dual-mode wireless communication: WiFi + Bluetooth 5 (BLE + Mesh) integration in one IoT Microcontroller

• USB Type-C support and integrated battery charging management for the Beetle ESP32-C3

• Compatible with Arduino IDE, ESP-IDF, MicroPython, and C/Python development for Beetle ESP32-C3

Specifications

Power & Size

• Operating Voltage: 3.3V for Beetle ESP32-C3

• Type-C Input Voltage: 5V DC IoT Microcontroller power

• VIN Input Voltage: 5V DC Beetle ESP32-C3 supply

• Operating Current: 25mA low power IoT Microcontroller

• Maximum Charging Current: 400mA for Beetle ESP32-C3

• Dimensions: 25 20.5 mm / 0.98 0.81″ Beetle ESP32-C3 footprint

Hardware

• Processor: 32-bit RISC-V single-core Beetle ESP32-C3 chip

• Clock Speed: 160 MHz IoT Microcontroller frequency

• SRAM: 400 KB Beetle ESP32-C3 memory

• ROM: 384 KB for IoT Microcontroller

• Flash: 4MB Beetle ESP32-C3 flash

• RTC SRAM: 8 KB IoT Microcontroller storage

• USB: USB 2.0 (up to 12 Mbit/s) Beetle ESP32-C3 interface

Wireless Connectivity

WiFi

• Protocol: IEEE 802.11 b/g/n for Beetle ESP32-C3

• Modes: Station, SoftAP, SoftAP+Station, Promiscuous IoT Microcontroller modes

• Bandwidth: 20 MHz / 40 MHz Beetle ESP32-C3 WiFi

• Frequency: 2.4 GHz wireless IoT Microcontroller

• Aggregation: A-MPDU / A-MSDU support on Beetle ESP32-C3

Bluetooth

• Protocol: Bluetooth 5, Bluetooth Mesh for Beetle ESP32-C3

• Data Rates: 125 Kbps, 500 Kbps, 1 Mbps, 2 Mbps IoT Microcontroller Bluetooth

Ports & Interfaces

• Digital I/O: 13 pins on Beetle ESP32-C3

• UART: 2 ports for IoT Microcontroller communication

• SPI: 1 Beetle ESP32-C3 interface

• I2C: 1 IoT Microcontroller bus

• I2S: 1 for Beetle ESP32-C3 audio

• ADC: 2 12-bit SAR ADCs, up to 6 channels for IoT Microcontroller

• IR transceiver: 2 transmit, 2 receive (random pins on Beetle ESP32-C3)

• PWM: 6 channels for IoT Microcontroller control

• DMA: 3 transmit, 3 receive channels for Beetle ESP32-C3

Safety Features

• Onboard lithium battery charging management enables safe and efficient battery integration for the Beetle ESP32-C3 without extra modules

• Version 2.0.0 of this IoT Microcontroller adds BOOT (IO9) and RST buttons for easier programming and system resets on the Beetle ESP32-C3

Application Scenarios

Beetle ESP32-C3 is the ideal IoT Microcontroller for:

• Smart wearables such as smartwatches and smart glasses using Beetle ESP32-C3

• Health monitoring with mobile IoT Microcontroller integration

• Smart homes, IoT automation, and educational Beetle ESP32-C3 IoT kits

• Indoor positioning and smart farming systems powered by this IoT Microcontroller

Shipping List

• Beetle ESP32-C3 IoT Microcontroller 1

• Beetle ESP32-C3 Expansion Board 1

• 2.54-8P Single-row Pin Header for Beetle ESP32-C3 1

Reference

Product wiki for Beetle ESP32-C3 IoT Microcontroller

Beetle ESP32-C3 Datasheets

Hardware Schematics for this IoT Microcontroller