ESP32 NodeMCU 30-Pin WiFi Bluetooth Board – Robocraze

Package Includes:

• 1 x ESP32 Node MCU Development Board with Wifi and Bluetooth (CP2102 Driver, 30 PIN)

NodeMCU ESP32 30 pin Specifications:

Processor	Two Low-Power Xtensa 32-bit LX6 Microprocessors
Operating voltage (v)	3.0V – 3.6V
Operating current (mA)	80
Clock Frequency (MHz)	80 ~ 240
Flash memory (MB)	4
Data Rate (Mbps)	150
SRAM Memory (KB)	520
Dimension(LxWxH)	28 x 50 x 14 mm
Weight	15gm

1. How to program ESP32?

To get started with your ESP32 microcontroller, install the Arduino IDE or MicroPython, then connect the board to your PC via a USB cable. Select the ESP32 board in the IDE and write your sketch. Hit Upload, and your code will run right away. The ESP32’s dual-core design gives plenty of power for IoT projects, sensor logging, and even robotics.

2. How to install ESP32 in Arduino IDE?

To add ESP32 to Arduino IDE, open the Preferences menu, paste the official ESP32 board manager URL, and use the Boards Manager to install ESP32 support. Now, your ESP32 dev board appears in the Boards list—select it and you’re ready to code. This process takes just a few minutes and unlocks advanced WiFi and Bluetooth features.

3. How to power ESP32?

Your ESP32 module is easily powered via its onboard micro-USB port, or with a regulated 5V supply to the VIN pin. Stable power is essential for the WiFi and Bluetooth capabilities of the ESP32 development board. For reliable wireless communication over long sessions, use a USB cable or verify voltage output if using an external adapter.

4. How to read data from ThingSpeak using ESP32?

With the WiFi library on your NodeMCU ESP32, connect to your local network and use HTTP requests to pull data from ThingSpeak. This is a popular way to extend IoT projects: you can visualize sensor readings, remote controls, or event alerts from anywhere. The ESP32’s built-in wireless support makes cloud experimentation simple.

5. How to connect ESP32 to Firebase?

Connect your ESP32 board to Firebase using the dedicated ESP32 Firebase library in Arduino IDE. After setting up your Firebase project credentials, you’ll be able to send sensor data or trigger devices remotely from the cloud. It’s an easy method for making smart home and remote monitoring projects with powerful cloud integration.

6. How to update ESP32 firmware?

Keep your ESP32 development board up-to-date by flashing new firmware via the ESP32 Flash Download Tool or wirelessly using OTA (Over-The-Air) updates. Updated firmware gives you better stability, enhanced security, and new features. It’s worth checking for the latest releases regularly, especially for advanced IoT builds and automation projects.

7. Is the NodeMCU 32 WiFi Bluetooth ESP32 Development Board (30 Pin) original and genuine?

Yes, the NodeMCU 32 WiFi Bluetooth ESP32 Development Board (30 Pin) sold by Robocraze is sourced from reliable manufacturers using genuine ESP32 chipsets. Each board undergoes quality checks to ensure proper WiFi and Bluetooth functionality, stable USB communication, and reliable GPIO performance. We avoid low-grade clones that often suffer from unstable power circuits or inconsistent firmware compatibility. You receive a fully functional and tested board suitable for IoT, robotics, automation, and embedded system projects.

• GETTING STARTED WITH ESP-NOW
• ESP32 Series Datasheet

• Arduino VS NodeMCU

   

1. Can the ESP32 NodeMCU run WiFi and Bluetooth simultaneously?

Yes. The ESP32 supports WiFi and Bluetooth coexistence, allowing compatible applications to use wireless networking and Bluetooth communication within the same project. The actual performance depends on the application's processing, bandwidth, and connectivity requirements.

2. What is the difference between ESP32 and NodeMCU?

NodeMCU originally referred to ESP8266-based development boards, but ESP32-based NodeMCU boards are also widely available. This ESP32 NodeMCU uses the ESP32 platform and provides dual-core processing, WiFi, Bluetooth, BLE, and multiple peripheral interfaces.

3. Is ESP32 better than ESP8266?

For many advanced IoT and embedded applications, ESP32 provides more capabilities than ESP8266, including dual-core processing, Bluetooth, BLE, additional peripherals, and higher processing performance. ESP8266 can still be useful for simpler WiFi-based projects.

4. What is the ESP-WROOM-32 module?

ESP-WROOM-32 is an ESP32-based wireless module that integrates the ESP32 microcontroller, wireless functionality, flash memory, and RF components. Many ESP32 development boards use an ESP-WROOM-32 module as their main processing and connectivity platform.

5. Can the ESP32 NodeMCU be used as a web server?

Yes. The ESP32 can connect to a WiFi network or create an access point and host web pages, dashboards, APIs, and IoT control interfaces. This makes it useful for home automation, remote monitoring, and connected-device projects.

6. Is the ESP32 NodeMCU compatible with Arduino IDE?

Yes. The ESP32 NodeMCU can be programmed using Arduino IDE. It also supports development environments such as ESP-IDF, PlatformIO, MicroPython, and Lua, providing flexibility for different types of projects.

7. What programming languages and platforms does ESP32 support?

The board can be developed using Arduino/C++, ESP-IDF, MicroPython, PlatformIO, and Lua. The best option depends on the project requirements and the developer's preferred programming environment.

8. Is the ESP32 NodeMCU suitable for beginners?

Yes. Its Arduino IDE compatibility, large development community, extensive documentation, and wide range of libraries make it suitable for beginners learning IoT, electronics, and embedded programming. At the same time, its advanced peripherals support more complex projects.

9. What projects can I build using the ESP32 NodeMCU?

The ESP32 NodeMCU can be used for home automation, IoT sensor networks, robotics, smart agriculture, wireless monitoring, data logging, environmental monitoring, BLE devices, industrial automation, and wearable electronics.

10. What is the difference between ESP32 30-Pin and 38-Pin boards?

Both versions are based on the ESP32 platform, but their physical layouts and exposed pins differ. A 30-pin ESP32 board offers a more compact form factor, while a 38-pin version generally exposes more pins for projects requiring additional peripheral connections. Always check the specific board's pinout before designing a project.

11. What is the ESP32 NodeMCU 30-Pin price in India?

The ESP32 NodeMCU 30-Pin Development Board is priced at ₹399 at Robocraze. The final price may vary based on stock availability and current offers.

12. Where can I buy a genuine ESP32 NodeMCU Development Board in India?

You can purchase the ESP32 NodeMCU Development Board from Robocraze, which provides electronics and robotics products online in India along with technical support and applicable GST billing.

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