Zephyr is a small, scalable, real-time operating system for use on resource-constrained systems supporting multiple architectures. Development is done on a host PC and flashed to the device since the OS and applications run in a single address space.

Zephyr Sample OS and Applications

Application Description
Shell A simple shell application that can be used over UART
Disco A simple LED ‘blinky’ demo
Beacon A simple BLE ‘beacon’ application
Radio A simple radio transmitter example

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