I love the RP2040 but struggle with finding the right pin numbers when wiring so made this breadboard helper. LED's remain visible and the button can be pressed also DOWNLOAD Print it out and push the Arduino through the paper on the BLANK side so image below and then fold the sides up There are several ways to do this easily, it's worth the effort I think.
New Teensy 4.0 Blows Away Benchmarks, Implements Self-Recovery, Returns To Smaller Form
Arduino Nano RP2040 Connect with headers — Arduino Online Shop
Arduino nano RP2040 connect not showing under port - #44 by schraderrichard - Nano RP2040 Connect - Arduino Forum
Nano RP2040 Connect - Arduino
Arduino nano RP2040 connect not showing under port - #44 by schraderrichard - Nano RP2040 Connect - Arduino Forum
Select board and port in Arduino IDE – Arduino Help Center
Nano RP2040 Connect Cheat Sheet
Libraries updated to support new RP2040-based boards (RASPBERRY_PI_PICO, etc.) - Nano RP2040 Connect - Arduino Forum
Comes pre-loaded with the UF2 bootloader. Built-in crypto engines with AES. Fully assembled and tested, with UF2 USB bootloader. No special tools or drivers needed. Please note: Lipoly battery and USB cable not included. The Adafruit Feather M4 Express - ATSAMD51 Cortex is a fast and strong development board. This feather is powered by the new chip ATSAMD51J19 - with its 120MHz Cortex M4 with floating point support and 512KB Flash and 192KB RAM.
Adafruit Feather M4 Express - ATSAMD51 Cortex 3857