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Telelogic Modeling Community: Whitepapers - UML, C/C++, OO Programming

rtos    

C/OS-II
µC/OS-II, The Real-Time Kernel is a highly portable, ROMable, very scalable, preemptive real-time, multitasking kernel (RTOS) for microprocessors and microcontrollers. µC/OS-II can manage up to 63 application tasks. Over 100 microprocessor ports available to DOWNLOAD.
preview: http://www.micrium.com  

rtos    

ThreadX®
ThreadX is the leading royalty-free real-time operating system (RTOS) for embedded applications. ThreadX offers the lowest cost solution among commercial RTOSes, the highest performance, and the greatest ease of use. It has been deployed in over 450 million manufactured products, making it among the most widely deployed RTOS products in the world. ThreadX is provided in full source code form and is 100% royalty-free.
preview: http://www.rtos.com  

rtos    

FreeRTOS - Realtime Scheduler
FreeRTOS.orgTM is a portable, open source, mini Real Time Kernel - a free to download and royalty free RTOS that can be used in commercial applications. Ports exist for many different processor architectures and development tools. Each official port includes a pre-configured example application demonstrating the kernel features, expediting learning, and permitting 'out of the box' development. Free support is provided by an active user...
preview: http://www.freertos.org  

rtos    

PICOS18 - Operating Systems for PIC Microcontrollers
This web site presents PICOS18, an operating system based on OSEK/VDX, an open industry standard. The OSEK standard is well suited for the low computing, power, small memory embedded controllers used in automotive or robotique applications. PICOS18 designed by Pragmatec Inc. is an operating system for the PICmicro microcontrollers from the Microchip PIC18xxx family. It is totaly free and is distributed under the GPL licence.
preview: http://www.picos18.com  

rtos    

uGNU/RTOS
uGNU/RTOS is a real-time operating system for microcontrollers, specially targeted on the PIC16 chip series of Microchip Inc. Its special function is that it contains a small assembly compiler inside its code and it can be used either for free applications and for commercial applications . 2 - SUPPORTED PLATFORMS. uGNU/RTOS is supported on USART and FLASH-writing PIC devices (“PIC14” in SDCC, PIC16 in...
preview: http://micrognurtos.sourceforge.net