BarButtons firmware flasher

You can flash the BarButtons firmware to a Wemos C3 Mini chip here, by following these steps:

• Ensure that you open this page on your computer, and in Chrome or Edge.
• Connect the Wemos C3 Mini with a USB-C cable to your computer
• Put the Wemos C3 Mini in pairing mode:
  • press and hold button #9 on the Wemos C3 Mini
  • press and release the rst button
  • wait ~2 seconds until your computer connects a new device
  • release button #9
• Press the CONNECT button for the firmware version of choice below and follow the instructions
• Disconnect and reconnect the Wemos C3 Mini
• Verify that you have a new Bluetooth device “BarButtons”