FAQ

Whether you are a beginner or an experienced developer, you may encounter some questions or difficulties when using the development board. Through this FAQ document, we hope to provide you with answers to common questions about the Pico series development boards so that you can develop and experiment more easily.

1. What common problems and precautions will you encounter when using Raspberry Pi Pico 2 development?

   Answer: You can refer to the official manual--Pico FAQ

2. Is there interference with Raspberry Pi Pico 2?

   1. Pins set to input state must be initialized to high or low
      

   2. Replace the USB cable to see if there is a problem with the USB cable used

3. Raspberry Pi Pico 2 GPIO is configured as pull-down input. Why is the IO read as high when the pin is floating?

   Please refer to RP2350-datasheet for the RP2350-E9 part.