ESP32 WROOM Nodemcu 38 Pin

ESP32 WROOM NodeMCU – 38 Pin

The ESP32 WROOM NodeMCU (38-pin) is a powerful Wi-Fi and Bluetooth-enabled development board based on the ESP32 microcontroller. It is widely used in IoT, embedded systems, and wireless communication projects, offering high performance, low power consumption, and extensive GPIO capabilities.

Key Features

• ESP32 Dual-Core Processor: High-speed performance up to 240 MHz
• Wi-Fi & Bluetooth Built-In: Supports 2.4 GHz Wi-Fi and Bluetooth/BLE
• 38 GPIO Pins: More I/O options for complex projects
• Multiple Interfaces: UART, SPI, I2C, PWM, ADC, DAC
• Micro USB Interface: Easy programming and power supply
• Low Power Modes: Ideal for battery-powered applications

Applications

• IoT Projects: Smart home, automation, and cloud-connected devices
• Embedded Systems: Advanced control and monitoring systems
• Wireless Communication: Wi-Fi and Bluetooth-based applications
• Robotics: Control, sensing, and communication
• DIY Electronics: Prototyping and development

Technical Specifications

• Microcontroller: ESP32-WROOM-32
• Operating Voltage: 3.3V (5V via USB)
• Clock Frequency: Up to 240 MHz
• Flash Memory: Typically 4MB
• Wi-Fi: 802.11 b/g/n
• Bluetooth: v4.2 BR/EDR and BLE
• GPIO Pins: Up to 38 (board-dependent)
• ADC Channels: 12-bit ADC
• DAC Channels: 2 (GPIO25, GPIO26)
• Interface Support: UART, SPI, I2C, PWM

Product Example

ESP32 WROOM NodeMCU – 38 Pin Development Board
A versatile and powerful microcontroller board for IoT and embedded applications.

Why Choose ESP32?

The ESP32 offers significantly more power and features compared to traditional microcontrollers like Arduino Uno. With built-in Wi-Fi and Bluetooth, it eliminates the need for external modules, making it perfect for modern connected applications.