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Add a note about erasing 7.x softdevice

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Thomas Göttgens 2024-09-03 09:06:09 +02:00
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11
docs/getting-started/flashing-firmware/nrf52/nrf52-erase.mdx
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@ -11,7 +11,7 @@ import Link from "@docusaurus/Link";
Meshtastic uses the [littlefs](https://github.com/littlefs-project/littlefs) library to store configuration, logs, and other data in the internal flash of nRF52 & RP2040 devices. Updating the firmware does _not_ erase this additional data, which can cause issues when the format and location of data changes between releases. Meshtastic uses the [littlefs](https://github.com/littlefs-project/littlefs) library to store configuration, logs, and other data in the internal flash of nRF52 & RP2040 devices. Updating the firmware does _not_ erase this additional data, which can cause issues when the format and location of data changes between releases.
:::info :::info
You may now use the [Meshtastic Web Flasher](https://flasher.meshtastic.org) to Factory Erase your nRF52 or RP2040-based devices. Visit the flasher, select your board, and click the trash can icon to the right of the Flash button. This will open a dialogue to begin the erase procedure. You may now use the [Meshtastic Web Flasher](https://flasher.meshtastic.org) to Factory Erase your nRF52 or RP2040-based devices. Visit the flasher, select your board, and click the trash can icon to the right of the Flash button. This will open a dialogue to begin the erase procedure.
Alternatively, follow the instructions below. Alternatively, follow the instructions below.
::: :::
@ -25,9 +25,11 @@ To reset the flash storage on your nRF52 board:
3. Double click the reset button on your device (this will put it into bootloader mode) 3. Double click the reset button on your device (this will put it into bootloader mode)
4. Notice a new drive will be mounted on your computer (Windows, Mac, or Linux) 4. Notice a new drive will be mounted on your computer (Windows, Mac, or Linux)
5. Open this drive and you should see three files: `CURRENT.UF2`, `INDEX.HTM`, and `INFO_UF2.TXT` 5. Open this drive and you should see three files: `CURRENT.UF2`, `INDEX.HTM`, and `INFO_UF2.TXT`
6. Find the file included in the downloaded firmware named `Meshtastic_nRF52_factory_erase.uf2` and copy it onto the new drive. The device should reboot. 6. Open the `INFO_UF2.TXT` file with a text editor and note the `SoftDevice` value.
7. With the [Meshtastic CLI](/docs/software/python/cli/) installed, open your Terminal/Console and enter the command: `meshtastic --noproto`. 7. If your Softdevice version number is above 7.x.x (e.g. S140 7.3.0) find the file included in the downloaded firmware named `Meshtastic_nRF52_factory_erase_v3_S140_7.3.0.uf2` and copy it onto the new drive. The device should reboot. _Steps 8 to 10 are not neccessary in this case._
8. Press any key, you should see the message: `Formatting... Done`. 8. For older Softdevices below 7.x.x (e.g. S140 6.1.1) find the file included in the downloaded firmware named `Meshtastic_nRF52_factory_erase_v2.uf2` and copy it onto the new drive. The device should reboot.
9. With the [Meshtastic CLI](/docs/software/python/cli/) installed, open your Terminal/Console and enter the command: `meshtastic --noproto`.
10. Press any key, you should see the message: `Formatting... Done`.
Once the device has been erased, you can proceed to install the latest Meshtastic firmware on a clean storage filesystem by clicking the link below. Once the device has been erased, you can proceed to install the latest Meshtastic firmware on a clean storage filesystem by clicking the link below.
@ -41,7 +43,6 @@ To reset the flash storage on your RP2040 board:
4. Copy the flash_nuke.uf2 file to the device. 4. Copy the flash_nuke.uf2 file to the device.
5. The board will now restart and the flash memory will be erased. 5. The board will now restart and the flash memory will be erased.
Once the device has been erased, you can proceed to install the latest Meshtastic firmware on a clean storage filesystem by clicking the link below. Once the device has been erased, you can proceed to install the latest Meshtastic firmware on a clean storage filesystem by clicking the link below.
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