Arduino Pro Mini 3.3V - 8 MHz - Atmega328 is a small-sized microcontroller board with low power consumption. It features 14 digital GPIO pins, 8 analog input pins, and operates at a 3.3V logic level. Ideal for projects requiring compactness and low power requirements, the Pro Mini requires an external USB-TTL converter for programming.

A comprehensive article on the Arduino Mega 2560. The technical features, application areas and usage potential of Arduino Mega 2560 are emphasized. With its large input/output pin count, expanded memory capacity and powerful performance, Arduino Mega 2560 meets the needs of users in many projects from robotic projects to industrial automation, from 3D printers to data acquisition systems.

Arduino Giga R1 is a powerful microcontroller board designed for ambitious makers. It allows anyone with big ideas on a low budget to step into the world of technology. Equipped with STM32H747XI dual-core Cortex-M7+M4 microcontroller, Giga R1 offers wireless communication with WiFi and Bluetooth.