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Product Description
The Arduino Pro Mini 328P is a compact, high-performance microcontroller board engineered for semi-permanent installations, wearable electronics, and space-constrained projects. Powered by the ATmega328P microcontroller running at 16MHz (5V version) or 8MHz (3.3V version), this bare-bones board provides the full processing power and pin capability of an Arduino Uno in a fraction of the footprint. Featuring raw analog and digital pins arranged in a breadboard-friendly layout with no pre-soldered headers, it gives you complete flexibility to solder right-angle pins, wire leads, or direct connections.
Essential for embedding microcontrollers inside finished enclosures, battery-powered IoT devices, and compact robotics, this versatile board combines full Arduino IDE compatibility with an ultra-low-profile design.
🔌 Programming Tip: Because the Pro Mini does not feature an onboard USB-to-serial chip, you will need an external FTDI programmer or USB-to-TTL adapter (supporting DTR for auto-reset) connected to the RX, TX, VCC, and GND pins to upload your code from the Arduino IDE.
Technical & Architectural Highlights
Full ATmega328P Power: Packs the exact same microcontroller and capability as the standard Arduino Uno into a micro-sized form factor.
Ultra-Compact & Low-Profile: Designed for direct soldering into custom circuits, wearables, and compact project enclosures.
Flexible Header Layout: Unpopulated header pins allow you to customize pin orientations (straight, right-angle, or direct wire soldering).
Onboard Regulation & Reset: Features a voltage regulator and a physical reset button for reliable operation.
Technical Specifications
| Parameter | Value / Specification |
| Product Type | Microcontroller Development Board |
| Microcontroller | ATmega328P |
| Operating Voltage | 5V (16MHz) or 3.3V (8MHz variants available) |
| Digital I/O Pins | 14 (6 provide PWM output) |
| Analog Input Pins | 8 |
| Flash Memory | 32 KB (2KB used by bootloader) |
| Clock Speed | 16 MHz (5V) / 8 MHz (3.3V) |
| Programming Environment | Arduino IDE |
Applications
Embedded IoT & Robotics: Embedding microcontrollers permanently inside finished project chassis and custom PCB housings.
Wearable Electronics: Sewing or mounting lightweight, low-profile controllers into garments or portable gear.
Battery-Powered Projects: Running streamlined sensor nodes where standard bulky Uno boards consume unnecessary physical space.
What’s in the Box
1 x Arduino Pro Mini 328P Board (with loose pin header set included).
All your microcontrollers, development boards, and electronic components are available with fast shipping across Egypt from Pro Tronix!
