Crazyradio firmware, programming scripts and driver.
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Latest commit d928afd Aug 22, 2018

Bitcraze Crazyradio dongle Build Status

Source code and tools for the Bitcraze Crazyradio USB dongle.

See bitcraze wiki for more information about Crazyradio and the USB protocol used.

Folders content:

  • firmware: The firmware source code
  • nrfProg: SPI programmer that uses jtagkey USB adapter
  • usbtools: Python scripts to reset and bootload Crazyradio from command line
  • lib: Software libraries to use Crazyradio with Python
  • fix_bootloader: Script to revive a Crazyradio

Building the firmware


  • SDCC
  • Binutils (needs objcopy)

On Ubuntu this can be installed with:

sudo apt-get install sdcc binutils

On Mac (using homebrew):

brew install sdcc
brew install binutils
ln -s /usr/local/bin/gobjcopy /usr/local/bin/objcopy

To build the firmware you should navigate to the firmware directory.

Build for Crazyradio

make CRPA=0

Build for Crazyradio PA

make CRPA=1

Flashing the Firmware

To flash the firmware run the following from the firmware directory:

python ../usbtools/
sudo python ../usbtools/ flash bin/cradio.bin

After flashing successfully, you need to replug the Crazyradio. More details are in the wiki.