UNO R3 D1 R32 ESP32 Development Board: WiFi Bluetooth 4MB Flash with CH340G & Micro USB for Arduino
UNO R3 D1 R32 ESP32 Development Board: WiFi Bluetooth 4MB Flash with CH340G & Micro USB for Arduino
- Dual-Mode Wireless Connectivity: Integrated WiFi 802.11 b/g/n and Bluetooth 4.0 BR/EDR/BLE for IoT applications.
- Extended Voltage Operation: Supports 5V-12V DC input via Micro USB or external power jack.
- Arduino UNO R3 Compatibility: Direct pin-to-pin compatibility with UNO shields and Arduino IDE programming.
- Expanded Memory Capacity: 4MB flash storage with 32-bit dual-core ESP32 processor (240MHz).
- Sensing & Input Flexibility: Features 1 analog input pin (0-3.2V max) + 14 digital GPIO pins.
| Brand: | hiBCTR |
|---|---|
| Manufacturer: | hiBCTR |
| Part Number: | BWX62DK |
| Isin: | IYFOO46IXLLO |
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Product Description:
Core Functionality: UNO R3 form factor development board with ESP32-WROOM module, combining Arduino hardware compatibility with WiFi/Bluetooth wireless capabilities.
Technical Specifications:
Wireless Protocols: 802.11 b/g/n WiFi + Bluetooth 4.0 dual-mode (BR/EDR/BLE)
Power Input: 5V-12V DC via Micro USB (500mA min) or Vin/GND headers
Processor: ESP32 dual-core LX6 CPU (80-240MHz clock speed)
Memory Configuration: 4MB flash storage + 520KB SRAM
Analog Input: 1 channel (3.2V absolute maximum)
Digital I/O: 14 programmable GPIO pins with PWM support
Dimensions: 68mm × 53mm (2.68" × 2.09")
Hardware Integration:
USB Interface: CH340G chip for reliable serial communication and programming
RF Design: Integrated PCB antenna, power amplifier, and RF balun
Shield Compatibility: Full UNO R3 pinout for seamless expansion
Development Features: Supports OTA updates and Arduino bootloader
Development Workflow:
Connect Micro USB cable to computer
Install CH340G drivers (automatically detected on most OS)
Select "ESP32 Dev Module" in Arduino IDE
Upload code via USB or WiFi OTA
Utilize UNO R3 shields for rapid prototyping
Critical Usage Notes:
Analog Input Restriction: Never exceed 3.2V on analog pin
Voltage Caution: 5V-12V range required - lower voltages may cause instability
Sharing Limitations: GPIO 2-3 reserved for serial communication during uploads
RF Optimization: Maintain 20mm clearance from metal objects for optimal wireless performance
Package Contents:
1 × UNO R3 ESP32 Development Board
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