https://devzone.nordicsemi.com/f/nordic-q-a/80881/bq4050-reading-fail-on-smbusHello, I tried to read the value from bq4050 on smbus. I had good results but I got wrong value randomly as following. The last marked value is temperature from DAStatus2Reg(0x72). it works well but randomly it works malfunction. How can I solveen-USTelligent Community 13Thu, 21 Oct 2021 11:29:31 GMThttps://devzone.nordicsemi.com/thread/335277?ContentTypeID=1Thu, 21 Oct 2021 11:29:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ebc3beba-cad4-41d7-bb48-db0f8aa8aac5Kenneth<p>Can you try to&nbsp;initialize&nbsp;the various variables (e.g. addresses and arrays) with the &#39;static&#39; keyword?&nbsp;</p> <p>If the problem still exists I suggest that you add a logic analyzer to measure the twi interface, and set a breakpoint when you experience the wrong value so you may stop the trace and see if you can find anything wrong with the serial data or internal variables (e.g. is the sensor writing the wrong data or not).</p><div style="clear:both;"></div>