BNO055 firmware version

[yann]

Hi, I'm trying to use your IMU BNO055 on an existing and valid PCB and I've some problems with it... Are you able to tell me witch software version was originially flashed on it? Marking 701 - A5 - 19H. Thank you for your help

[BSTRobin]

Hello Yann,

You could get software version from the following register.

Could we what is your problem?