Difference between revisions of "Zephyr driver demo"

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Revision as of 23:19, 24 August 2021

Zephyr Driver and Separate Demo

- OVERVIEW - Here list and begin to describe key, salient features of a Zephyr RTOS based driver and separately build-able demo to exercise given driver. Driver for first version 0p0 is "out of tree", in other words outside of Zephyr project's source tree.


^ Key Zephyr App Files

Key files in the two parts of Zephyr out-of-tree driver and demonstrating app:

Zephyr app Driver out-of-tree
demo (app)
west.yml        <- chooses SDK, driver projects (1)
Kconfig         <- refers to Zephyr top level Kconfig
CMakeLists.txt  <- set toolchain variant and toolchain path

</pre>

driver
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All the more that is in [https://github.com/circuitdojo/air-quality-wing-zephyr-demo Jared Wolff's AQW demo]:

<pre>
ted@localhost:~/projects/embedded/ncs/zephyr/samples/sandbox-de-ted/jared-wolff/demo$ tree -R
.
├── boards
│   ├── nrf52840dk_nrf52840.conf
│   └── nrf52840dk_nrf52840.overlay
├── CMakeLists.txt
├── Kconfig
├── prj.conf
├── prj.debug.conf
├── prj.release.conf
├── README.md
├── src
│   └── main.c
├── west.yml
└── z--build-messages-001--first-build.txt

2 directories, 11 files


^ Useful Commands To Manage Details

Command available on Ubuntu hosts to effectively locate Zephyr RTOS project installations:

   ted@localhost:~/projects/embedded$ locate VERSION | grep 'ION$'