Mega32U4 Pro Micro

The Pro Micro ATmega32U4 5V 16MHz is a compact and powerful microcontroller development board based on the ATmega32U4 chip. This versatile board is perfect for hobbyists, educators, and professionals seeking a reliable platform for USB-enabled projects. With its native USB support and Arduino compatibility, it's ideal for creating custom keyboards, game controllers, data loggers, and a wide range of embedded applications.

Key Features:

• USB Interface: Built-in USB connectivity via micro USB port, allowing for direct programming and communication without external adapters.
• Arduino Compatible: Fully compatible with the Arduino IDE, making it easy to program using familiar tools and libraries.
• Compact Form Factor: Small PCB design (approximately 33mm x 18mm) perfect for space-constrained projects and breadboard prototyping.
• Power Supply: Operates at 5V with options for USB power or external supply via VCC and RAW pins.
• Header Pins Included: Comes with separate header pins for flexible mounting options and breadboard compatibility.
• LED Indicators: Onboard LEDs for power indication and user-programmable status.
• Multiple I/O Options: Breakout pins provide access to digital I/O, analogue inputs, PWM outputs, I2C, SPI, and serial communication.
• Microcontroller: ATmega32U4 8-bit AVR RISC-based microcontroller.
• Clock Speed: 16MHz crystal oscillator for reliable timing and performance.
• Operating Voltage: 5V logic level.
• Flash Memory: 32KB (of which 4KB is used by bootloader).
• SRAM: 2.5KB for runtime variables.
• EEPROM: 1KB for non-volatile data storage.
• Digital I/O Pins: 18 digital input/output pins.
• PWM Channels: 5 PWM output pins for motor control and LED dimming.
• Analogue Input Channels: 9 channels with 10-bit ADC resolution.
• Serial Interfaces: Hardware UART, I2C, and SPI support.
• USB 2.0: Full-speed USB 2.0 device support with HID capability.

Applications

• Custom HID Devices: Create custom keyboards, game controllers, MIDI interfaces, and other USB human interface devices.
• Educational Projects: Excellent platform for learning embedded programming and electronics principles.
• Robotics: Control motors, sensors, and servos in robotics applications with native USB debugging.
• IoT and Data Logging: Build USB-connected sensors, data loggers, and monitoring devices.
• DIY Electronics: Perfect for hobbyists creating custom gadgets, automation projects, and interactive installations.

Why Choose the Pro Micro ATmega32U4 5V 16MHz? The Pro Micro offers an exceptional combination of compact size, native USB functionality, and Arduino compatibility in an affordable package. Its ATmega32U4 microcontroller with built-in USB support eliminates the need for external USB-to-serial converters, making it ideal for projects requiring direct computer connectivity. Whether you're building your first Arduino project or developing sophisticated USB devices, the Pro Micro provides the features and flexibility you need to bring your ideas to life.