Obtain Firmware Version
Currently, the following two methods are supported to quickly obtain the firmware version information of Feasycom modules:
1. FeasyBlue APP
After establishing a BLE connection with the FSC-BW256x series Bluetooth module via the mobile application FeasyBlue , view the firmware version information in the Transfer Configuration function interface. The following operation diagram is shown:

2. UART AT command
Send the AT+VER command via the serial port to view the firmware program version information of the module. Examples of AT command operation and response events are as follows:
Send:>>AT+VER
Response:<<+VER=FSC-BW256B,V4.5.2 //Example, please refer to the actual reading result
Response:<<OK