It is just in an office environment. Even with capton tape over the port it does it. So it is not an environmental effect. In the software there is this delay we are told to calculate between consectutive measurements. Our calculations came out to be 9ms (Oversamping is set to 1 for all measurements) we set req_delay_us to 9ms for m_bmeDev.delay_us(req_delay_us, m_bmeDev.inf_prt) fuction call. When we changed this to 18ms the problem has gone away. So it must be some timing related issue.
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