The Nucleo platform is designed to be "all-in-one," reducing the need for external hardware:
: Boards can be powered via USB , an external power supply, or specialized input pins. 3. Software & Ecosystem STM32Π²βΡ Nucleo boards
: The most popular format, featuring Arduino Uno V3 and ST morpho headers for maximum expansion. The Nucleo platform is designed to be "all-in-one,"
Nucleo boards are categorized by their pin count and expansion capabilities, allowing users to choose the right balance of performance and size: an external power supply