{"title":"Beetle ESP32 - C3 (RISC-V Core Development Board)","handle":"beetle-esp32-c3-risc-v-core-development-board","url":"/products/beetle-esp32-c3-risc-v-core-development-board","description":"The Beetle ESP32-C3 is a coin-sized IoT development board based on the ESP32-C3 RISC-V 32-bit single-core processor. Measuring just 25 × 20.5 mm, it breaks out up to 13 GPIO pins and integrates lithium battery charging management on-board — connect a Li-ion battery directly without extra charging modules.\n\nSupports WiFi (802.11 b/g/n) and Bluetooth 5 (LE) dual-mode communication, including Bluetooth Mesh and Espressif WiFi Mesh for extended coverage. Programmable via Arduino IDE, ESP-IDF, MicroPython, C, and Python. Comes with an expansion board that provides additional power options and a GDI connector for easy screen integration.\n\nKey Features\n\n\nESP32-C3 RISC-V Processor – 32-bit single-core at 160 MHz\n\nCoin-Sized – Just 25 × 20.5 mm\n\n13 GPIO Pins – Including SPI, I2C, UART, I2S, ADC, and PWM\n\nWiFi & Bluetooth 5 – Dual-mode with Mesh support\n\nOn-Board Li-Ion Charging – Up to 400 mA charging current, safe management\n\nUSB Type-C – USB 2.0 up to 12 Mbit/s for programming and power\n\nExpansion Board Included – Extra power sources and GDI screen connector\n\n\nSpecifications\n\n\nProcessor – ESP32-C3 RISC-V 32-bit @ 160 MHz\n\nMemory – 400 KB SRAM, 384 KB ROM, 4 MB flash, 8 KB RTC SRAM\n\nOperating Voltage – 3.3 V\n\nInput Voltage – 5 V DC (Type-C or VIN)\n\nOperating Current – 25 mA\n\nMax Charging Current – 400 mA\n\nWiFi – 802.11 b/g/n (2.4 GHz), 20/40 MHz bandwidth\n\nBluetooth – 5.0 (LE), Bluetooth Mesh, 125 Kbps to 2 Mbps\n\nGPIO – 13 digital I/O\n\nPeripherals – 6-ch LED PWM, 1× SPI, 2× UART, 1× I2C, 1× I2S, 2× 12-bit ADC (6 ch), IR TX/RX, 3-ch DMA\n\nOperating Temperature – -40 to 105°C\n\nDimensions – 25 × 20.5 mm\n\n\nIdeal For\n\nCompact IoT devices and connected sensors\nBattery-powered wireless projects\nWearable electronics\nSmart home and mesh networking applications\n\n\nPackage Contents\n\n1× Beetle ESP32-C3 Development Board\n1× Beetle ESP32-C3 Expansion Board\n1× 2.54 mm 8-Pin Header Connector\n\n\nResources\n\nProduct Wiki\nDatasheet (PDF)\nHardware Schematic (PDF)\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":2231,"title":"Default Title","sku":"DF-DFR0868","price":13.41,"on_sale":false,"in_stock":true,"available_quantity":67,"option1":"Default Title"}]}