Description
ESP 32 WiFi + BLE Bluetooth 4.0 IoT Development Node MCU Board
The ESP32 WROOM WiFi BLE Bluetooth IoT NodeMCU Board is a powerful and versatile development platform designed for IoT, automation, embedded systems, and wireless communication projects. Powered by Espressif’s ESP32 chipset, it integrates dual-core processing, WiFi, and Bluetooth Low Energy (BLE) in a compact and energy-efficient design.
These boards support multiple USB-to-UART controllers such as CP2102, CH9102X, and CH340C, along with Micro-USB and Type-C interfaces. Variants are available with different pin counts, onboard OLED display, and ESP32-D or ESP32-U modules to suit a wide range of applications including prototyping, product development, and educational use.
Key Features
- Dual-core ESP32 processor with WiFi and BLE
- Integrated ESP32-WROOM / ESP32-D / ESP32-U modules
- Supports Micro-USB and Type-C connectors
- Multiple USB-to-UART options: CP2102, CH9102X, CH340C
- Available in 26-pin, 30-pin, and 38-pin layouts
- Select variants include onboard OLED display
- Compatible with Arduino IDE, ESP-IDF, MicroPython
- Ideal for IoT, robotics, automation, and wireless projects
Applications
- IoT and smart home devices
- Wireless sensor networks
- Home automation
- Robotics and automation projects
- Data logging and cloud connectivity
- Embedded product prototyping
- Educational and learning platforms
Available Variants
ESP32 NodeMCU Variants List
| Variant Name | USB Interface | USB-UART Chip | Pins | Notes |
|---|---|---|---|---|
| ESP32-CP2102-MicroUSB-30Pins | Micro-USB | CP2102 | 30 | Standard compact board |
| ESP32-CP2102-TypeC-30Pins | Type-C | CP2102 | 30 | Modern USB-C connector |
| ESP32-CP2102-MicroUSB-38Pins | Micro-USB | CP2102 | 38 | More GPIO access |
| ESP32-CP2102-TypeC-38Pins | Type-C | CP2102 | 38 | Full-featured GPIO layout |
| ESP32-CH9102X-MicroUSB-30Pins | Micro-USB | CH9102X | 30 | Cost-effective UART |
| ESP32-CH9102X-MicroUSB-38Pins | Micro-USB | CH9102X | 38 | Expanded I/O |
| ESP32-CH340C-MicroUSB-38Pins | Micro-USB | CH340C | 38 | Widely supported USB-UART |
| ESP32-CH340C-TypeC-30Pins | Type-C | CH340C | 30 | Compact Type-C board |
| ESP32D-CP2102-OLED-MicroUSB-26Pins | Micro-USB | CP2102 | 26 | Onboard OLED display |
| ESP32U-CH9102X | Varies | CH9102X | Varies | External antenna support |
| ESP32D-CH9102X | Varies | CH9102X | Varies | Integrated antenna |
| ESP32U-CP2102 | Varies | CP2102 | Varies | External antenna version |
| ESP32D-CP2102 | Varies | CP2102 | Varies | Integrated antenna version |
| ESP32D-FT232 | Micro-USB | FT232 |
30 |
Integrated antenna |
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