Nuttx is a real-time embedded operating system (RTOS). It has a small footprint that is usable in micro-controller environments. It is fully scalable from tiny (8-bit) to moderate embedded (32-bit) systems. It also aims to be fully compliant to standards, to be fully real time, and to be totally open. License: BSD License (revised) Changes: This release adds preliminary support for the ZiLOG z16f microcontroller, and corrects at least one important defect.

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