RaspberryPi Pico is a low-cost, high-performance microcontroller development board with a flexible digital interface. In terms of hardware, Raspberry Pi's RP2040 microcontroller chip is equipped with ARM Cortex MO + dual-core processor, running frequency up to 133MHz, built-in 264KB SRAM, 2MB memory, and up to 26 multi-function GPIO pins. In terms of software, you can choose THE C/C++ SDK provided by Raspberry PI, or use MicroPython for development, and supporting perfect development materials tutorial, which can be convenient for quick start development, and embedded into the application of the product. The main features are: The RP2040 microcontroller chip designed by Raspberry Pi is adopted Equipped with dual-core ARM Cortex M0+ processor, running frequency up to 133MHz flexible clock Built-in 264KB SRAM and 16MB on-chip Flash USB1.1 host and device support Support low power sleep and hibernation modes Drag and drop programs can be downloaded through USB recognized as mass memory Up to 30 multifunctional GPIO pins 2 SPIs, 2 12Cs, 2 UART, 4 12-bit ADC, 16 controllable PWM channels Accurate on-chip clock and timer Temperature sensor On-chip accelerated floating point library 8 programmable I/0 (PIO) state machines for custom peripheral support The MicroPython firmware has been burned and can be developed using MicroPython directly