Nowadays, people is looking for RealTime solutions for their products, since their tasks have to be done very accurately. One more reason is Linux OS usually to be integrated into embedded IC ( Arm, PowerPC, … ). In term of Realtime OS, there are several wellknown Real-Time OS: QNX, VxWorks, RTAI.
VxWorks comes from WindRiver company, is the most expensive and well supported Real-Time commercial product. It has been used for many years in many famous labratory to do some real-time needed experiments like human interactions, … It costs around 4000$ per license. In additions, WindRiver has a university program which can donate to your university for several licenses for 3 years, read more.
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