The nRF Device Firmware Update app is a mobile tool designed to easily update the firmware of nRF5 software development kits using Bluetooth Low Energy technology. It is compatible with nRF51 or nRF52 Series SoCs that have an nRF5 SDK Secure Bootloader or a legacy bootloader. The firmware to be updated must be in .zip file format, which can be obtained from the Android device's local storage or downloaded from the cloud using a deep-link. Please note that this app cannot be used to update firmware developed with the nRF Connect SDK. In such cases, the nRF Connect Device Manager mobile app is required.

Features of nRF Device Firmware Update:

❤️ Firmware Update: The app allows users to update the firmware of nRF5 SDK devices using Bluetooth Low Energy as a transport.

❤️ Compatibility: It supports updating the firmware of nRF51 or nRF52 Series SoCs that have either an nRF5 SDK Secure Bootloader (v12.0.0 or newer) or an nRF5 SDK legacy bootloader (v4.3.0-11.0.0).

❤️ Easy File Preparation: The firmware can be prepared in .zip file format using the nRF Util tool, which is easy to use and convenient for users.

❤️ Local or Cloud Selection: Users have the option to select the firmware from the local storage on their Android device or download it from the cloud using a deep-link. This provides flexibility and convenience for accessing the firmware.

❤️ Limitations: It is important to note that the app cannot be used to update firmware developed with the nRF Connect SDK. In such cases, the nRF Connect Device Manager mobile app must be used.

❤️ User-Friendly Interface: The app is designed to be user-friendly, making it easy for users to navigate and perform firmware updates without any complications.

Conclusion:

nRF Device Firmware Update offers a convenient and efficient way to update firmware for nRF5 SDK devices. With its compatibility, easy file preparation, local or cloud selection options, and user-friendly interface, it provides a smooth and hassle-free experience for users. However, it is essential to be aware of its limitations and use the alternative nRF Connect Device Manager app for firmware developed with the nRF Connect SDK. Click the link below to download the app and effortlessly update your nRF5 SDK devices.