Flash program to RP2040

Reboot RP2040

Hardware

• Press the BOOTSEL button and when you release it, you will find a USB mass storage device (i.e. RP2040).

Software

• Create a new usb.sh file to turn on the rp2040 usb

  #! /bin/bash
  
  sudo gpioset gpiochip0 17=1
  sudo gpioset gpiochip0 7=1
  
  sleep 1
  
  sudo gpioset gpiochip0 17=0
  sudo gpioset gpiochip0 7=0
  
  

• After executing the script usb.sh, you will see that there is a USB mass storage devices (i.e. RP2040)

  sudo chmod a+x usb.sh
  
  sudo bash usb.sh

Flash the program

• Drag the .uf2 file into the usb device, and when the usb device disappears, the program starts executing