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Update firmware flashing instructions with venv setup #2920

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11 changes: 8 additions & 3 deletions docs/faq.md
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Expand Up @@ -603,14 +603,19 @@ For ESP-based devices (e.g. Heltec V3) you need:
2. Confirm the `ttyXXXX` device path on your Raspberry Pi.
- Go to the `/dev` directory and run the `ls` command to find your device path.
- It is usually `/dev/ttyUSB0` for ESP devices.
3. Install esptool from the shell.
- `pip install esptool --break-system-packages`
4. Flash the firmware.
3. Create a python virtual environment
- `python3 -m venv meshcoreenv`
- `source meshcoreenv/bin/activate`
5. Install esptool from the shell.
- `pip install esptool`
6. Flash the firmware.
- For non-merged bin:
- `esptool.py -p /dev/ttyUSB0 --chip esp32-s3 write_flash 0x10000 <non-merged_firmware>.bin`
- For merged bin:
- `esptool.py -p /dev/ttyUSB0 --chip esp32-s3 write_flash 0x00000 <merged_firmware>.bin`

*Make sure to activate this venv when you need esptool. If you need it all the time, just add the activation to your ~/.bashrc or similar for other shells.*

**Instructions for nRF devices:**

For nRF devices (e.g. RAK, Heltec T114) you need the following:
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