Hi Martinj, This Zephyr example does UART over GPIO: https://github.com/NXPmicro/zephyr/tree/soft_periph/samples/soft_periph Here's a picture with the system overview: https://www.zephyrproject.org/el

Hi Ivan, I have successfully tried Zephyr with C++ library (eRPC) some time ago. The version of Zephyr was based on master branch as of March 19th. However: I haven't used zephyr-sdk, I used arm-gcc t