1. Situation of the offer

The industrial offering for real-time operating systems is extensive and varied. There are executables for microcontrollers, executables for "classic" processors (CISC architecture: Complexed Instruction Set Computer) and finally executables for RISC architecture machines (Reduced Instruction Set Computer). Executives can be designed for single-processor architecture, multiprocessor architecture with shared memory (partially or totally), or multiprocessor architecture without shared memory (using a communication network).

Market surveys are regularly published in the trade press, or carried out by companies offering a consultancy service (and therefore subject to a charge). Generally speaking, the results of these surveys are not easy to analyze, even if some trends do emerge, as software publishers' communication is not always clear between those who claim to be...