RP2040 is a low-cost, high-performance microcontroller device with a large on-chip memory, symmetric dual-core processor complex, deterministic bus fabric, and rich peripheral set augmented with a unique Programmable I/O (PIO) subsystem, it provides professional users with unrivalled power and flexibility.

• Home (home page in the PlatformIO Registry)
• Documentation (advanced usage, packages, boards, frameworks, etc.)

1. Install PlatformIO
2. Create PlatformIO project and configure a platform option in platformio.ini file:

[env:stable]
platform = raspberrypi
board = ...
...

[env:development]
platform = https://github.com/platformio/platform-raspberrypi.git
board = ...
...

Please navigate to documentation.