Mobile radiosonde tracking with Raspberry Pi.
sondepi-buildroot is a part of the SondePi project.
It is based on Buildroot v2019.05. The board is based on RPi 3B (compatible with RPi 3B+).
To start, make defconfig with:
make sondepi_defconfig
Modify configuration with:
make menuconfig
Build with:
make
The resulting image is in output/images/sdcard.img.
Use dd to write it to a microSD card.
Buildroot is licensed under GPLv2 license.