Free Commercial Real-Time Operating System
Unicoi Systems’ Fusion Embedded RTOS from Unicoi Systems is designed and optimized for 16/32-bit networking and media-centric processors. It is priority-based, pre-emptable, deterministic and protects against priority inversion. It also includes a re-entrant, thread-safe, integer-based, POSIX-style Fusion Embedded C Library, Fusion Embedded Driver Model, I/O Manager, and Fusion Embedded Shell command line debug tool.
The Fusion Embedded Real Time OS provides an extensive set of RTOS Services, including task control, task communications, task synchronization, packet management, memory management, interrupt control and time management. The RTOS is designed to allow you to bring your products to market quickly and easily, and is easy to learn and use. It has been ported to a number of CISC, RISC and DSPs. Best of all, the Fusion Embedded RTOS is license-free! Click here for more details.
Key Features
- Very small footprint
- Objects for streaming data
- Very low processor overhead
- Stack sharing capabilities
- Fully integrated interrupt controls
- Name Server
- Modular Object design
- Task Profiling
- Memory Statistics for all objects
- Data and error logging
- Command Line interface
- Small footprint Standard C library
- Complete Interrupt control
- Packet Management capabilities
- I/O Manager
Real Time OS Supported Processors
- Core
- PowerPC
- Freescale DSP 56800E
- Freescale StarCore
- ATMEL ARM 7
- Samsung ARM 7
- Blackfin® Processors from Analog Devices
For more information on the Fusion Embedded RTOS, click here.
Download your FREE copy of the Fusion Embedded RTOS, click here.


