User manual

Wunderbar v2 23-10-17
2.2 Linux and macOS
Original Wunderbar firmware contains a bootloader that can be used to pro-
gram Wunderbar with new software. A program called dfu-util is required
for this procedure. Latest dfu-util version can be installed on:
• Ubuntu Linux
$ apt-get install dfu-util
• macOS
$ brew install dfu-util
2.2.1 Upgrade procedure
1. Download firmware upgrade package from Conrad [link] and unpack
it
2. Connect Li-Ion Battery to Wunderbar board.
Note!
Battery is crucial for proper Wunderbar operation and is required
even when Wunderbar is connected to USB port!
3. Connect Wunderbar to computer with USB Micro cable.
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