The Raspberry Pi Pico RP2040 Special Edition is a compact and versatile microcontroller board designed for embedded applications. It features the RP2040 chip developed by the Raspberry Pi Foundation, offering a dual-core ARM Cortex-M0+ processor running up to 133 MHz, 264KB SRAM, and 2MB onboard flash memory. The board is equipped with 29 multifunction GPIO pins, including support for SPI, I²C, UART, PWM, ADC, and programmable I/O (PIO) state machines. It also includes a USB-C connector for easier connectivity and drag-and-drop programming via mass storage over USB.