Compact Atmel Atmega328P-AU Microcontroller Board Template for Electronics Projects

This electronic building block template provides a professional microcontroller circuit board platform measuring just 33.3mm by 18.0mm. Designed around the Atmel Atmega328P-AU microcontroller, it offers 14 digital input/output pins with six configurable for PWM outputs, eight analogue inputs, and a 16MHz resonator for timing operations. The board includes practical features like a reset button and mounting hole pin headers, supporting serial downloads and external power from 3.3V to 12V DC sources including 9V batteries. This combination makes it suitable for various DIY electronics projects where space and functionality are important considerations.

Features and Construction

The microcontroller board template is built as a compact circuit platform with specific technical specifications suited for electronics development work. Its design incorporates standard microcontroller architecture with accessible connection points for prototyping and integration into larger projects.

Material and Build

The template centres on the Atmel Atmega328P-AU microcontroller, which serves as the processing unit for circuit operations. The board construction includes a 16MHz resonator for clock timing, a reset button for system restart functionality, and mounting hole pin headers that allow secure placement within project enclosures or cases. The physical design follows standard circuit board manufacturing with clearly labelled connection points for all digital and analogue ports.

Size and Practical Fit

With dimensions measuring 33.3mm in width and 18.0mm in height, this microcontroller template occupies minimal space within electronic projects. The compact size makes it suitable for integration into constrained designs while still providing substantial I/O capabilities. The mounting holes facilitate secure attachment to surfaces or within protective casings, and the board's layout positions connection ports accessibly around the perimeter for straightforward wiring to external components.

Uses and Placement

This microcontroller template serves multiple applications in electronics development, from educational projects to functional prototypes. Its combination of digital and analogue capabilities with compact dimensions supports various implementation scenarios in both learning and practical contexts.

Event or Professional Use

For workshops, educational settings, or professional prototyping work, this board provides a standardised platform with predictable specifications. The 14 digital I/O pins with PWM capability support motor control, LED dimming, and digital communication protocols, while the eight analogue inputs accommodate sensor arrays and measurement devices. The serial download support simplifies programming updates, and the external power options from 3.3V to 12V DC allow compatibility with various power supplies commonly available in lab environments.

Everyday Home Use

DIY electronics enthusiasts can utilise this template for home automation projects, sensor networks, or custom electronic devices. The 9V battery power option enables portable applications without requiring complex power regulation circuits. The compact size facilitates integration into finished projects with space limitations, while the comprehensive I/O set supports connecting multiple components like buttons, displays, sensors, and actuators commonly used in hobbyist electronics.

Benefits and Buying Value

This microcontroller board template offers specific advantages for electronics development through its documented specifications and practical design elements. The value derives from its combination of features within a small footprint, supported by clear technical parameters.

Reuse and Low Maintenance

The template supports repeated programming via serial download capabilities, allowing for iterative development and code updates without requiring hardware changes. The mounting hole design enables secure installation that protects the board during project construction and use. With no moving parts and standard electronic components, maintenance primarily involves proper power supply management and connection integrity.

Why Choose This Product

This template provides a documented set of technical specifications including the Atmel Atmega328P-AU microcontroller, 14 digital I/O pins with PWM outputs, eight analogue inputs, and compact 33.3mm x 18.0mm dimensions. These concrete parameters offer predictability for project planning compared to unspecified alternatives. The inclusion of mounting holes, reset button, and multiple power options adds practical utility, while the professional version designation suggests suitability for development work beyond basic introductory applications.