nRF52 OTA Firmware Updates

MTools BLE provides the unified operation method for Android and iOS clients, and provides convenient features such as fast firmware download and one-click upgrade for nRF52 device DFU.

GAT562 OTA on MTools BLE

Downloads

• Play Store
• App Store
• Learn More

Steps

1. Go to Tool > Meshtastic Beta in App.

2. Select the device from list and the firmware will be downloaded.

3. Connect to your nRF52 device.

4. Start to upload the firmware.

Settings

1. The firmware repository can be set from github.com/meshtastic/firmware to your own repository.
2. Number of packet can be customized, do not greater than 8. Or it will result failures.

3. Enable download single firmware will download only the firmware for you device instead of the whole nRF52 package.

Notice

1. OTA firmware updates come with an increased risk of failure. If the update process fails, your device will be left in a non-working state and require the Drag and Drop actions for recover the firmware.

2. The legacy DFU service can only provide around 1KB/s speed for data transfer. The speed and remaining time will be show when uploading.

3. nRF52 devices from RAK are able to accept OTA firmware updates from a mobile device over bluetooth. Older T-Echo bootloaders do not have OTA support.