zephyr

History

Akash Patel 241374eee5 samples: flash_shell: fix SHELL_CMD_REGISTER typo help parameter inside of SHELL_CMD_REGISTER contained a typo Signed-off-by: Akash Patel <akash.patel@nordicsemi.no>		2021-05-07 15:34:13 -05:00
..
src	samples: flash_shell: fix SHELL_CMD_REGISTER typo	2021-05-07 15:34:13 -05:00
CMakeLists.txt	samples: make find_package(Zephyr...) REQUIRED	2020-05-29 10:47:25 +02:00
Kconfig	…
README.rst	samples: driver: flash_shell: Add readme	2020-05-15 17:18:56 +02:00
prj.conf	samples: drivers: flash_shell: do not enable CONFIG_SERIAL	2020-12-02 23:20:32 -05:00
sample.yaml	samples: flash_shell: Run on boards without zephyr,flash-controller	2021-01-22 11:11:54 -05:00

README.rst

.. _samples_flash_shell:

Flash Shell Sample
##################

Overview
********
This is a simple shell module that allows arbitrary boards with flash
driver support to explore the flash device.

Building and Running
********************

This project can be built and executed on as follows:

.. zephyr-app-commands::
   :zephyr-app: samples/drivers/flash_shell
   :host-os: unix
   :board: qemu_x86
   :goals: run
   :compact:

Sample Output
=============

.. code-block:: console

    uart:~$ flash page_count
    Flash device contains 1024 pages.
    uart:~$ flash page_erase 1023
    Erasing page 1023 (start offset 0xffc00, size 0x400)
    uart:~$ flash page_write 1023 8 17 19 28 39
    Reading back written bytes:
    11 13 1c 27
    uart:~$ flash page_write 1023 4 77 9 1 2
    Reading back written bytes:
    4d 09 01 02
    uart:~$ flash page_read 1023 4 12
    4d 09 01 02 | 11 13 1c 27
    ff ff ff ff
    uart:~$ flash page_read 1023 0 16
    ff ff ff ff | 4d 09 01 02
    11 13 1c 27 | ff ff ff ff