No worries...I was able to reset the MKI109V3 and enter the bootloader mode to update firmware.I followed the following youtube link: ProfiMEMS Firmware Update using STM32 Cube Programmer - YouTube
Okay, I have connected STEVAL-MKI208V1 with the board. I still have issues I have the latest version of Unico (9.12.0.0) which comes with following firmwares (C:\Program Files (x86)\STMicroelectronics\Unico-GUI\dfu)eMotionV5.0.27_C3.dfuProfiMEMSToolV...