Product details
ESP32 (CP2102 Driver, 30 Pin) WiFi + Bluetooth NodeMCU-32 Development Board)
Looking to supercharge your IoT projects? The ESP32 NodeMCU Development Board with Wi-Fi and Bluetooth (CP2102) 30-Pin is your go-to solution.
This NodeMCU ESP32 development board is widely considered the best ESP32 board for IoT and AI projects, thanks to its powerful dual-core processing and seamless wireless connectivity. With robust Wi-Fi and Bluetooth capabilities, it serves as a reliable ESP32 WiFi Bluetooth microcontroller board India for developers, students, and professionals alike.
Its compact 30-pin design allows easy integration into various applications, from smart home automation to industrial IoT systems. As highlighted in many NodeMCU ESP32 30 pin specifications and features, the board offers excellent flexibility and performance for both beginners and advanced users.
What sets this board apart are its dual wireless modes—AP, STA, or AP+STA—giving you complete control over connectivity. The inclusion of Lua programming support makes development simple and efficient.
For smooth connectivity, the CP2102 USB-UART bridge ensures stable communication with your computer. Powered by the ESP32S chip, this board delivers scalable performance with dual CPU cores, adjustable clock frequencies, and a rich set of peripherals including touch sensors, Hall sensors, SD card interface, Ethernet, SPI, UART, and I²C.
With power consumption under 5µA, it's perfect for wearable electronics and battery-powered applications. Take your IoT projects to the next level with this exceptional board.
Looking for the best price for the NodeMCU 32 WiFi Bluetooth ESP32 Development Board (30 Pin) online?
At Robocraze, the NodeMCU ESP32 CP2102 30-pin in India starts from ₹299, with final pricing varying based on ongoing offers and availability. If you're planning to buy ESP32 development board WiFi Bluetooth online India, we ensure you get high-quality boards with reliable components, stable voltage regulation, and properly soldered headers—delivering better durability and performance compared to low-cost generic alternatives. Unlike inconsistent marketplace sellers, we focus on tested boards, secure packaging, and dependable technical support, making it a smarter long-term choice rather than just the cheapest option.
read more : Internet Clock using ESP32 and OLED Display
NodeMCU ESP32 30 pin Features:
• Robust Wi-Fi and Bluetooth capabilities
• 30-pin design for seamless integration
• Flexible AP, STA, or AP+STA modes
• Lua programming support
• CP2102 USB-UART Bridge
• Powered by ESP32S chip
• Designed based on NodeMCU ESP32 30 pin specifications and features for versatility
NodeMCU ESP32 30 Pin Diagram:
Comparison Amica Node MCU Vs. Lolin Node MCU Vs. Node MCU Wroom32
Specification
Amica NodeMCU
Lolin NodeMCU
NodeMCU Wroom32
Microcontroller
ESP-8266 32-bit
ESP-8266 32-bit
ESP-WROOM-32
processor
Xtensa single core 32 bit L106
Xtensa single core 32 bit L106
Tensillica Xtensa LX6 microprocessor with 2 cores
NodeMCU Size
49mm x 26mm
58mm x 32mm
49mm x 25 mm
Pin Spacing
0.9" (22.86mm)
1.1" (27.94mm)
0.9" (22.86mm)
Clock Speed
80 MHz
80 MHz
160 MHz
USB to Serial
CP2102
CH340G
CP2102
USB Connector
Micro USB
Micro USB
Micro USB
Operating Voltage
2.5 V to 3.6 V
2.5 V to 3.6 V
2.5 V to 3.6 V
Input Voltage
4.5V-10V
4.5V-10V
4.5V-15V
Flash Memory
4 MB
4 MB
4MB
SRAM
64KB
64KB
520KB
ROM
-
-
448KB
Digital I/O Pins
11
11
16
Analog In Pins
1
1
16
ADC Range
0-3.3V
0-3.3V
0-3.3V
UART
1
1
2
SPI
1
1
1
I2C
1
1
1
CAN
-
-
2
WiFi Built-In
802.11 b/g/n
802.11 b/g/n
802.11 b/g/n
Bluetooth Built-in
-
-
Bluetooth 4.2
Inbuilt sensor
No inbuilt sensor
No inbuilt sensor
Inbuilt hall sensor, temperature sensor
Why Choose ESP32 over ESP8266?
• Dual-core processor offers faster performance.
• Built-in WiFi and Bluetooth connectivity.
• More GPIO pins and advanced peripherals.
• Supports touch sensors, DACs, and CAN interface.
• Handles multitasking and complex projects easily.
• Better power efficiency and stability.
• Ideal for both IoT and AI-based applications.
Application:
• Home automation and smart IoT devices
• Wireless sensor networks
• Bluetooth-enabled wearables
• Robotics and motor control systems
• Remote data logging and monitoring
• Smart lighting and energy management
• Voice assistants and AI-based projects
• DIY electronics and prototyping
• Environmental monitoring systems
• Industrial automation and control
Check out ESP32-CAM with OV2640 – Capture and stream with ease.
read more : Smart water quality monitoring system
CP2102 USB-UART Driver — Why It Matters and How to Set It Up
The ESP32 NodeMCU CP2102 30-pin board uses the Silicon Labs CP2102 chip as its USB-to-UART bridge. This is the component that lets your computer talk to the ESP32 over USB; without it working correctly, the Arduino IDE won't detect your board, no COM port will appear, and code uploads will fail silently.
Understanding which chip your board uses matters because the CP2102 and the CH340 (used on the 38-pin variant) require different drivers. Installing the wrong one is the most common reason first-time ESP32 users get stuck.
How to identify the CP2102 on your Board
Look for a small rectangular IC near the Micro-USB port. On this 30-pin board it is labelled CP2102 or CP210x. If your board has a chip marked CH340 or CH341, you have the 38-pin variant; the driver and setup steps below will not apply.
CP2102 driver installation (Windows, macOS, Linux)
Windows 10 / 11
Windows 10 and 11 often install the CP210x driver automatically when you plug in the board. If a COM port does not appear in Device Manager under "Ports (COM & LPT)":
• Open Device Manager and look for an unknown device with a yellow warning icon.
• Download the CP210x Universal Windows Driver from the Silicon Labs website (search "CP210x Windows driver Silicon Labs")
• Extract the ZIP, right-click the .inf file, and select Install.
• Unplug and replug the board — a COM port (e.g. COM3 or COM6) should now appear.
macOS (Ventura / Sonoma)
macOS Ventura and later include a built-in CP210x driver — no manual installation is needed for most users. If the port does not appear under /dev/cu.usbserial-*:
• Download the Silicon Labs CP210x macOS driver.
• Open the .dmg, run the installer, and allow the system extension under System Settings → Privacy & Security.
• Restart your Mac and replug the board.
Linux (Ubuntu / Debian)
The CP210x driver is built into the Linux kernel as of 2.6.12 — no installation is needed. The board will appear as /dev/ttyUSB0 or similar. If it does not:
lsmod | grep cp210x
If the module is not loaded: sudo modprobe cp210x. You may also need to add your user to the dialout group:
sudo usermod -aG dialout $USER
Log out and back in for the change to take effect.
Arduino IDE setup for ESP32 CP2102 (30-pin)
Once the driver is working and a COM port is visible, follow these steps in Arduino IDE 2.x:
Step 1 — Add the ESP32 board URL
Go to File → Preferences and paste this URL into "Additional boards manager URLs":
Step 2 — Install the ESP32 board package
Go to Tools → Board → Boards Manager, search for esp32, and install the package by Espressif Systems (version 2.x or later recommended).
Step 3 — Select the correct board
Go to Tools → Board → ESP32 Arduino and select NodeMCU-32S or ESP32 Dev Module. Either works for this 30-pin board.
Step 4 — Select the COM port
Go to Tools → Port and select the COM port that appeared after driver installation (e.g. COM3 on Windows, /dev/ttyUSB0 on Linux, /dev/cu.usbserial-* on macOS).
Step 5 — Upload a test sketch
Open File → Examples → 01.Basics → Blink, change the LED pin to 2 (the onboard LED on this board), and click Upload. Hold the BOOT button on the board for 1–2 seconds when "Connecting…" appears in the console if the upload does not start automatically.
Step 6 — Verify
The onboard LED should blink at 1-second intervals. If it does, your CP2102 driver and Arduino IDE setup are working correctly.
Nodemcu 32 Wifi Bluetooth Esp32 Development Board30 Pin Specifications Comparison:
Feature
NodeMCU 32 (30 Pin) ESP32
Standard ESP8266 NodeMCU
Generic ESP32 Board (Low-cost Clone)
Microcontroller
ESP32 Dual-Core Tensilica LX6
ESP8266 Single-Core
ESP32 (variant may vary)
Clock Speed
Up to 240 MHz
80–160 MHz
Up to 240 MHz
WiFi
802.11 b/g/n
802.11 b/g/n
802.11 b/g/n
Bluetooth
Bluetooth 4.2 + BLE
Not Available
Bluetooth (may vary)
GPIO Pins
30 Pin Layout
~17 Usable GPIOs
Varies
Operating Voltage
3.3V
3.3V
3.3V
USB Interface
Micro USB with Onboard Converter
Micro USB
Micro USB / Type-C (Varies)
Performance
High-performance IoT & AI-ready
Suitable for Basic IoT Projects
Quality & Stability May Vary
ESP32 vs ESP8266: Which is Better for Projects:
Feature
ESP32
ESP8266
Processor
Dual-core (up to 240 MHz)
Single-core (80/160 MHz)
WiFi
Yes
Yes
Bluetooth
Yes (Classic + BLE)
No
GPIO Pins
~30+
~17
ADC (Analog Input)
Up to 18 channels
1 channel
DAC (Analog Output)
2 channels
No
PWM Channels
Up to 16
Limited
RAM
~520 KB
~160 KB
Power Consumption
Slightly higher
Lower
Security Features
Advanced (secure boot, encryption)
Basic
Special Features
Touch sensors, camera support
Basic IoT features
Cost
Slightly higher
More affordable
Best Use Case
Advanced IoT, robotics, multitasking
Simple IoT, home automation
Configuring ESP32 as a Web Server | IoT Project
Looking to supercharge your IoT projects? The ESP32 NodeMCU Development Board with Wi-Fi and Bluetooth (CP2102) 30-Pin is your go-to solution.
This NodeMCU ESP32 development board is widely considered the best ESP32 board for IoT and AI projects, thanks to its powerful dual-core processing and seamless wireless connectivity. With robust Wi-Fi and Bluetooth capabilities, it serves as a reliable ESP32 WiFi Bluetooth microcontroller board India for developers, students, and professionals alike.
Its compact 30-pin design allows easy integration into various applications, from smart home automation to industrial IoT systems. As highlighted in many NodeMCU ESP32 30 pin specifications and features, the board offers excellent flexibility and performance for both beginners and advanced users.
What sets this board apart are its dual wireless modes—AP, STA, or AP+STA—giving you complete control over connectivity. The inclusion of Lua programming support makes development simple and efficient.
For smooth connectivity, the CP2102 USB-UART bridge ensures stable communication with your computer. Powered by the ESP32S chip, this board delivers scalable performance with dual CPU cores, adjustable clock frequencies, and a rich set of peripherals including touch sensors, Hall sensors, SD card interface, Ethernet, SPI, UART, and I²C.
With power consumption under 5µA, it's perfect for wearable electronics and battery-powered applications. Take your IoT projects to the next level with this exceptional board.
Looking for the best price for the NodeMCU 32 WiFi Bluetooth ESP32 Development Board (30 Pin) online?
At Robocraze, the NodeMCU ESP32 CP2102 30-pin in India starts from ₹299, with final pricing varying based on ongoing offers and availability. If you're planning to buy ESP32 development board WiFi Bluetooth online India, we ensure you get high-quality boards with reliable components, stable voltage regulation, and properly soldered headers—delivering better durability and performance compared to low-cost generic alternatives. Unlike inconsistent marketplace sellers, we focus on tested boards, secure packaging, and dependable technical support, making it a smarter long-term choice rather than just the cheapest option.
read more : Internet Clock using ESP32 and OLED Display
NodeMCU ESP32 30 pin Features:
• Robust Wi-Fi and Bluetooth capabilities
• 30-pin design for seamless integration
• Flexible AP, STA, or AP+STA modes
• Lua programming support
• CP2102 USB-UART Bridge
• Powered by ESP32S chip
• Designed based on NodeMCU ESP32 30 pin specifications and features for versatility
NodeMCU ESP32 30 Pin Diagram:
Comparison Amica Node MCU Vs. Lolin Node MCU Vs. Node MCU Wroom32
Specification
Amica NodeMCU
Lolin NodeMCU
NodeMCU Wroom32
Microcontroller
ESP-8266 32-bit
ESP-8266 32-bit
ESP-WROOM-32
processor
Xtensa single core 32 bit L106
Xtensa single core 32 bit L106
Tensillica Xtensa LX6 microprocessor with 2 cores
NodeMCU Size
49mm x 26mm
58mm x 32mm
49mm x 25 mm
Pin Spacing
0.9" (22.86mm)
1.1" (27.94mm)
0.9" (22.86mm)
Clock Speed
80 MHz
80 MHz
160 MHz
USB to Serial
CP2102
CH340G
CP2102
USB Connector
Micro USB
Micro USB
Micro USB
Operating Voltage
2.5 V to 3.6 V
2.5 V to 3.6 V
2.5 V to 3.6 V
Input Voltage
4.5V-10V
4.5V-10V
4.5V-15V
Flash Memory
4 MB
4 MB
4MB
SRAM
64KB
64KB
520KB
ROM
-
-
448KB
Digital I/O Pins
11
11
16
Analog In Pins
1
1
16
ADC Range
0-3.3V
0-3.3V
0-3.3V
UART
1
1
2
SPI
1
1
1
I2C
1
1
1
CAN
-
-
2
WiFi Built-In
802.11 b/g/n
802.11 b/g/n
802.11 b/g/n
Bluetooth Built-in
-
-
Bluetooth 4.2
Inbuilt sensor
No inbuilt sensor
No inbuilt sensor
Inbuilt hall sensor, temperature sensor
Why Choose ESP32 over ESP8266?
• Dual-core processor offers faster performance.
• Built-in WiFi and Bluetooth connectivity.
• More GPIO pins and advanced peripherals.
• Supports touch sensors, DACs, and CAN interface.
• Handles multitasking and complex projects easily.
• Better power efficiency and stability.
• Ideal for both IoT and AI-based applications.
Application:
• Home automation and smart IoT devices
• Wireless sensor networks
• Bluetooth-enabled wearables
• Robotics and motor control systems
• Remote data logging and monitoring
• Smart lighting and energy management
• Voice assistants and AI-based projects
• DIY electronics and prototyping
• Environmental monitoring systems
• Industrial automation and control
Check out ESP32-CAM with OV2640 – Capture and stream with ease.
read more : Smart water quality monitoring system
CP2102 USB-UART Driver — Why It Matters and How to Set It Up
The ESP32 NodeMCU CP2102 30-pin board uses the Silicon Labs CP2102 chip as its USB-to-UART bridge. This is the component that lets your computer talk to the ESP32 over USB; without it working correctly, the Arduino IDE won't detect your board, no COM port will appear, and code uploads will fail silently.
Understanding which chip your board uses matters because the CP2102 and the CH340 (used on the 38-pin variant) require different drivers. Installing the wrong one is the most common reason first-time ESP32 users get stuck.
How to identify the CP2102 on your Board
Look for a small rectangular IC near the Micro-USB port. On this 30-pin board it is labelled CP2102 or CP210x. If your board has a chip marked CH340 or CH341, you have the 38-pin variant; the driver and setup steps below will not apply.
CP2102 driver installation (Windows, macOS, Linux)
Windows 10 / 11
Windows 10 and 11 often install the CP210x driver automatically when you plug in the board. If a COM port does not appear in Device Manager under "Ports (COM & LPT)":
• Open Device Manager and look for an unknown device with a yellow warning icon.
• Download the CP210x Universal Windows Driver from the Silicon Labs website (search "CP210x Windows driver Silicon Labs")
• Extract the ZIP, right-click the .inf file, and select Install.
• Unplug and replug the board — a COM port (e.g. COM3 or COM6) should now appear.
macOS (Ventura / Sonoma)
macOS Ventura and later include a built-in CP210x driver — no manual installation is needed for most users. If the port does not appear under /dev/cu.usbserial-*:
• Download the Silicon Labs CP210x macOS driver.
• Open the .dmg, run the installer, and allow the system extension under System Settings → Privacy & Security.
• Restart your Mac and replug the board.
Linux (Ubuntu / Debian)
The CP210x driver is built into the Linux kernel as of 2.6.12 — no installation is needed. The board will appear as /dev/ttyUSB0 or similar. If it does not:
lsmod | grep cp210x
If the module is not loaded: sudo modprobe cp210x. You may also need to add your user to the dialout group:
sudo usermod -aG dialout $USER
Log out and back in for the change to take effect.
Arduino IDE setup for ESP32 CP2102 (30-pin)
Once the driver is working and a COM port is visible, follow these steps in Arduino IDE 2.x:
Step 1 — Add the ESP32 board URL
Go to File → Preferences and paste this URL into "Additional boards manager URLs":
Step 2 — Install the ESP32 board package
Go to Tools → Board → Boards Manager, search for esp32, and install the package by Espressif Systems (version 2.x or later recommended).
Step 3 — Select the correct board
Go to Tools → Board → ESP32 Arduino and select NodeMCU-32S or ESP32 Dev Module. Either works for this 30-pin board.
Step 4 — Select the COM port
Go to Tools → Port and select the COM port that appeared after driver installation (e.g. COM3 on Windows, /dev/ttyUSB0 on Linux, /dev/cu.usbserial-* on macOS).
Step 5 — Upload a test sketch
Open File → Examples → 01.Basics → Blink, change the LED pin to 2 (the onboard LED on this board), and click Upload. Hold the BOOT button on the board for 1–2 seconds when "Connecting…" appears in the console if the upload does not start automatically.
Step 6 — Verify
The onboard LED should blink at 1-second intervals. If it does, your CP2102 driver and Arduino IDE setup are working correctly.
Nodemcu 32 Wifi Bluetooth Esp32 Development Board30 Pin Specifications Comparison:
Feature
NodeMCU 32 (30 Pin) ESP32
Standard ESP8266 NodeMCU
Generic ESP32 Board (Low-cost Clone)
Microcontroller
ESP32 Dual-Core Tensilica LX6
ESP8266 Single-Core
ESP32 (variant may vary)
Clock Speed
Up to 240 MHz
80–160 MHz
Up to 240 MHz
WiFi
802.11 b/g/n
802.11 b/g/n
802.11 b/g/n
Bluetooth
Bluetooth 4.2 + BLE
Not Available
Bluetooth (may vary)
GPIO Pins
30 Pin Layout
~17 Usable GPIOs
Varies
Operating Voltage
3.3V
3.3V
3.3V
USB Interface
Micro USB with Onboard Converter
Micro USB
Micro USB / Type-C (Varies)
Performance
High-performance IoT & AI-ready
Suitable for Basic IoT Projects
Quality & Stability May Vary
ESP32 vs ESP8266: Which is Better for Projects:
Feature
ESP32
ESP8266
Processor
Dual-core (up to 240 MHz)
Single-core (80/160 MHz)
WiFi
Yes
Yes
Bluetooth
Yes (Classic + BLE)
No
GPIO Pins
~30+
~17
ADC (Analog Input)
Up to 18 channels
1 channel
DAC (Analog Output)
2 channels
No
PWM Channels
Up to 16
Limited
RAM
~520 KB
~160 KB
Power Consumption
Slightly higher
Lower
Security Features
Advanced (secure boot, encryption)
Basic
Special Features
Touch sensors, camera support
Basic IoT features
Cost
Slightly higher
More affordable
Best Use Case
Advanced IoT, robotics, multitasking
Simple IoT, home automation
Configuring ESP32 as a Web Server | IoT Project
