Firmware upgrade
The FSC-BT936B series of Bluetooth audio modules already support Over-the-Air (OTA) updates.
OTA upgrade
Tool
FeasyBlue (Based on Android or iOS)
User Guide
1.Run the FeasyBlue App, select Setting - OTA Upgrade to enter the OTA Upgrade function section. After entering, it will redirect to the device search interface where you can select the Bluetooth device to be upgraded.
2.Scan and select the Bluetooth devices that need to be upgraded. After selecting the device, you will enter the Firmware Loading interface to load the firmware upgrade file.
3.There are two ways to load the firmware upgrade file:
Select firmware: Choose to load the firmware upgrade file stored locally on the phone (the firmware upgrade file is provided by Feasycom).
Get the firmware: By entering the DFU name, the corresponding firmware upgrade file can be downloaded and imported from the Feasycom cloud server via the network (the DFU name is provided by Feasycom).
4.After successfully loading the firmware file, click the Start Upgrade button. The message “Upgrading” and the upgrade progress will be displayed, indicating that the upgrade mode has been successfully entered and the upgrade is in progress.
5.Wait for the upgrade progress bar to complete and display “Upgrade Completed”, then the upgrade is considered complete.
Warning：
When installing and running the FeasyBlue App, please allow the App to access nearby devices, location information, and media and file access permissions. Otherwise, it will result in the inability to search for nearby Bluetooth devices and load firmware upgrade files.
If you choose to import the firmware upgrade file by obtaining the firmware through the DFU name, please note that your phone needs to be connected to the Internet and ensure that the DFU name is entered correctly (case sensitive), otherwise an error message of network or file error will be displayed.
During the upgrade process, do not disconnect the power supply.
OTA Upgrade Show
Note: The following diag demonstration is based on the Android platform. The device names, parameters, and firmware DFU names involved are for demonstration purposes only. Please refer to the actual ones during project operations.
FAQs
Q：What should I do if there is an exception during the upgrade process, such as an upgrade interruption? After the upgrade is completed, but the module has not been successfully upgraded.
A：You can try powering on again and repeating the upgrade operation to confirm if you can enter the upgrade mode normally. If not, please contact the Feasycom support team.