ESP32 CH340G UNO R3 D1 R32 WiFi+Bluetooth+UNO Development Board 4MB Flash Micro USB

ESP32 CH340G UNO R3 D1 R32 WiFi+Bluetooth+UNO Development Board 4MB Flash Micro USB

The HiLetgo ESP32 ESP-WROOM-32 Development Board is a powerful and versatile microcontroller development platform designed for IoT, automation, robotics, and wireless communication projects. Based on the Espressif ESP32 dual-core processor, this board combines built-in 2.4GHz WiFi and Bluetooth connectivity with high processing performance, making it an excellent upgrade from traditional Arduino boards.

With full support for the Arduino IDE, the ESP32 development board allows users to program it using familiar Arduino libraries and coding methods. Its integrated WiFi, Bluetooth Classic, and Bluetooth Low Energy (BLE) features make it ideal for smart home applications, wireless sensor networks, remote monitoring systems, and Internet of Things (IoT) projects.

The board includes multiple GPIO pins with support for common communication protocols such as UART, SPI, I2C, ADC, DAC, and PWM, providing excellent flexibility for connecting sensors, displays, motors, relays, and other electronic modules.

Key Features
Powered by ESP32-WROOM-32 dual-core microcontroller
Built-in 2.4GHz WiFi and Bluetooth connectivity
Supports Bluetooth Classic and Bluetooth Low Energy (BLE)
Compatible with Arduino IDE and ESP32 development tools
Dual-core processor with high-speed performance
Low-power consumption design
Integrated PCB antenna with RF support circuitry
Multiple GPIO pins for connecting sensors and modules
Supports UART, SPI, I2C, ADC, DAC, and PWM interfaces
Suitable for IoT and wireless embedded applications
Technical Specifications
Microcontroller: ESP32-WROOM-32
Processor: Dual-Core Xtensa LX6
Clock Frequency: Up to 240MHz
Wireless Connectivity: WiFi 802.11 b/g/n + Bluetooth 4.2/BLE
Operating Voltage: 3.3V
Power Supply: 5V via Micro USB
Flash Memory: 4MB
USB Interface: Micro USB
Programming Support: Arduino IDE, MicroPython, ESP-IDF
Operating Modes: Station (STA), Access Point (AP), AP + STA
Applications
IoT development projects
Smart home automation
Wireless sensor systems
Robotics and automation projects
Bluetooth-controlled devices
WiFi-based monitoring systems
Data logging applications
Industrial control prototypes
Arduino replacement and advanced embedded projects

Package Includes
1 × HiLetgo ESP32 ESP-WROOM-32 Development Board