DFRobot Beetle ESP32 - C3 (RISC-V Core Development Board) | DFR0868

Product description: Beetle ESP32 - C3 RISC-V - with Espressif ESP32-C3 RISC-V microcontroller - WiFi - Bluetooth - DFRobot DFR0868
The module is equipped with a single-core ESP32 - C3 RISC-V processor with a clock speed of up to 160 MHz. It has 400 KB of RAM , 364 KB of ROM, 4 MB of Flash and 8 KB of RTC SRAM. Beetle ESP32-C3 is mainly designed for IoT applications, it supports WiFi dual-band and Bluetooth 5 (LE) wireless communication , which reduces the difficulty of working in the network, and also supports both Bluetooth Mesh and Espressif WiFi Mesh protocols, making the communication it is much more stable and can cover a larger area. It has BOOT and RST buttons.

Special features of the Beetle ESP32 - C3
Equipped with ESP32 - C3 chip with single-core RISC-V processor
Compact dimensions of 25 x 20.5 mm allow the use of the tile in unusual projects
Built-in charge management function for safer charging and discharging
Also included is an expansion card, which is more convenient for creating projects
Support for WiFi and Bluetooth 5 (LE) wireless communication
The module is used in the broadly understood applications of the IoT Internet from Things system
Kit contents
Beetle ESP32-C3 main module - 1 piece
Beetle ESP32-C3 expansion card - 1 piece
1x8 goldpin strip - 2.54 mm raster - 2 pieces


Beetle ESP32 - C3 RISC-V od DFRobot.Beetle ESP32 - C3 RISC-V from DFRobot.

Technical specification Beetle ESP32 - C3
Basic parameters
Working voltage: 3.3V
Input voltage from USB Type-C connector: 5V DC
Input voltage from the VIN pin: 5 V DC
Working current: 25 mA
Maximum charging current: 400 mA
Module operating temperature: from -40 ° C to 105 ° C
Tile sizes: 25 x 20.5 mm

Hardware parameters
Processor: RISC-V 32-bit single-core processor
Clock frequency: 160 MHz
SRAM memory: 400 kB
ROM memory: 384 kB
Flash memory: 4 MB
RTC SRAM memory: 8 kB
USB standard: USB 2.0 with speeds up to 12 Mbit / s
Development environment: Arduino IDE, ESP-IDF, MicroPython, C / C ++ and Python

WiFi wireless communication
WiFi Protocol: IEEE 802.11b / g / n
Bandwidth: 20 MHz, 40 MHz in the 2.4 GHz band
WiFi Mode: Station, SoftAP, SoftAP + Station, and Random Mode
WiFi frequency: 2.4 GHz
Frame aggregation: TX / RX A-MPDU, TX / RX A-MSDU

Bluetooth wireless communication
Bluetooth standard: Bluetooth 5, Bluetooth mesh
Bluetooth frequency: 125kbps, 500kbps, 1Mbps, 2Mbps

Board leads
Digital I / O x13
LED PWM x6
SPI x1, UART x2, I2C x1, I2S x1
IR transceiver: x2 transmit channel, x2 receive channel (random pin)
2x 12-bit SAR ADC converters, up to 6 channels
DMA controller with 3 transmission and 3 reception channels
USB Type-C connector x1