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Nov 22, 2007 (Happy Thanksgiving)

I finally had some time to make some updates. There is now a version 0.2 of DrRtos that is feature complete. Semaphores have been implemented, and I also added a simple producer/consumer test. I also went through and did some code cleanup, removing tabs and making sure all line endings are UNIX style (who let those DOS line endings in... bad DOS). There was on bug reported in the code that finds the lowest bit set (thank you!) which is also fixed.


Oct 13, 2007

DrRtos is a very simple real time operating system. The goal of the system is to be small, fast and portable to multiple architectures. I wrote this rtos because I was somewhat dissatisfied with the other "free" real time operating systems that are available, and it met the needs of project that I was working on. At some point I'll be using this as a teaching device and will write up some articles that describe the internals of how an operating system works, at least how this one works.

The site right now is very simple, it's my first attempt at a website and I have no artistic abilities. The downloads page currently contains a link to the the drrtos sources, as well as a Getting Started guide that hopefully will guide you through installing the cross compilation tools and building the one test app that comes with drrtos (yes I'll put more up soonish).

Feel free to send comments and or suggestions.

Contact:

If you questions and or comments, feel free to contact me at jnewlin1970-drrtos@yahoo.com