IntrOS

Free, simple and tiny cooperative operating system (OS) designed for deeply embedded applications.
Target: ARM Cortex-M, STM8, AVR8.
It was inspired by the concept of a state machine.
Procedure executed by the task (task state) doesn't have to be noreturn-type. It will be executed into an infinite loop. There's a dedicated function for immediate change the task state.

Features

kernel can operate in cooperative (non-preemptive) mode only
kernel can operate with 16, 32 or 64-bit timer counter
kernel can operate in tick-less mode
spin locks
once flags
events
signals with protection mask
flags (any, all)
barriers
semaphores
mutexes
condition variables
memory pools
stream buffers
message buffers
mailbox queues
event queues
job queues
timers (one-shot, periodic)
c++ wrapper
all documentation is contained within the source files
examples and templates are in separate repositories (https://github.com/stateos)

Project Activity

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License

MIT License

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Additional Project Details

Registered

2017-07-14

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