gps tracker based on a MSP430F5510 uC with a gprs connection for reporting and command input. source: https://github.com/rodan/tracy author: Petre Rodan <2b4eda@subdimension.ro> license: GNU GPLv3 Features: - both hardware and software are opensource - an f-ram chip for input data buffering - resilient software architecture - all gps/gsm operations controlled by timer interrupts which allows control of both sub-systems in the same time - great flexibility given by configuration variables prototype pictures available here: https://photos.app.goo.gl/5ZgdGM5Km6QHHfX5A documentation available here: https://github.com/rodan/tracy/blob/master/doc/tracy_manual.pdf