| .. _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 |
