https://devzone.nordicsemi.com/f/nordic-q-a/77476/nrf52832-with-m24c16-r-i2c-communicationHello, In my project i want to interface M24C16-R external flash using i2c I am using SDK 17.0.2 and nrf25832DK So, the problem is first i have used &quot;twi_scanner&quot; example from SDK but its not detecting with the proper device address ( device addressen-USTelligent Community 13Wed, 14 Jul 2021 12:23:36 GMThttps://devzone.nordicsemi.com/thread/320012?ContentTypeID=1Wed, 14 Jul 2021 12:23:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:07d5d300-4d9e-4076-9c9f-e40cf9182ad5Jared<p>Hi,</p> <p>Is there several slaves connected on the bus? My guess is that there is something wrong with the wiring. Have you tried changing cables? Do you see the correct address being outputted by the slave if you probe the SDA line?</p> <p>regards</p> <p>Jared&nbsp;</p><div style="clear:both;"></div>