https://devzone.nordicsemi.com/f/nordic-q-a/40546/ble-with-ble-no-signal-on-miso-pinhi ! I have start to program the SPI example to communicate with the BMP280 from Bosch and i have seen good results so i&#39;m tried to implement the code over ble_app_uart to send the result over BLE. When I look on CLK and MISO pin, there is no answeren-USTelligent Community 13Fri, 16 Nov 2018 12:16:46 GMThttps://devzone.nordicsemi.com/thread/157706?ContentTypeID=1Fri, 16 Nov 2018 12:16:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:456c69cb-9cdd-47d7-bb11-70d86b522373bjorn-spockeli<p>Hi Arthuro,&nbsp;</p> <p>does&nbsp;<span>ble_nus_data_send return a non-zero error code when you pass the&nbsp;m_rx_data&nbsp;to&nbsp;ble_nus_data_send? Please attach the snippets where fetch the BMP data using SPI and where you call&nbsp;ble_nus_data_send.</span></p> <p><span>Best regards</span></p> <p><span>Bj&oslash;rn</span></p><div style="clear:both;"></div>