A ready-made version of the firmware for [Seeeduino XIAO](https://www.seeedstudio.com/Seeeduino-XIAO-Arduino-Microcontroller-SAMD21-Cortex-M0+-p-4426.html) and [Wio Terminal](https://www.seeedstudio.com/Wio-Terminal-p-4509.html),

To upload the firmware, you need ```XIAO``` and ```Wio Terminal``` to enter the bootloader mode.

# XIAO: Enter Bootloader Mode
* Connect the Seeeduino XIAO to your computer.
* Use tweezers or short lines to short the RST pins twice quickly.
* The orange LED lights flicker on and light up.

An external drive named Arduino should appear in your PC. Drag the the downloaded ```UF2 files``` to the Arduino drive.

# Wio Terminal: Enter Bootloader Mode
Entering the bootloader mode by sliding the power switch twice quickly. 
To Enter Bootloader: Slide the switch twice very quickly. Once Wio Terminal is in the Bootloader mode, the blue LED will start to breathe in a way that is different from blinking.

An external drive named Arduino should appear in your PC. Drag the the downloaded ```UF2 files``` to the Arduino drive.
