https://devzone.nordicsemi.com/f/nordic-q-a/122164/how-to-use-uartHi, the Nordic team I am a novice, I now want to use the serial port and my radar module to communicate, how do I achieve this function? I use the sdk is 2.9.1 Best regards, liisaen-USTelligent Community 13Fri, 13 Jun 2025 00:49:28 GMThttps://devzone.nordicsemi.com/thread/539117?ContentTypeID=1Fri, 13 Jun 2025 00:49:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b8003e68-0d0f-4c73-b8d3-2dfd219d1acbliisa<p>Ok,Thank you very much.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/538640?ContentTypeID=1Tue, 10 Jun 2025 11:36:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9b24f549-815b-4c6b-bc7d-c325837d46eaAsbj&#248;rn<div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">Hello Liisa,</div> <div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;"></div> <div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">Not much information to work with from you here, but assuming you are looking at using the UART for the communication?</div> <div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;"></div> <div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">There&#39;s the UART Driver sample in the SDK described here:<span>&nbsp;</span><a style="border:0;margin:0;padding:0;vertical-align:baseline;" href="https://docs.nordicsemi.com/bundle/ncs-2.1.3/page/zephyr/samples/drivers/uart/echo_bot/README.html">https://docs.nordicsemi.com/bundle/ncs-2.1.3/page/zephyr/samples/drivers/uart/echo_bot/README.html</a></div> <div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">For Bluetooth and UART at the same time, there&#39;s the Bluetooth: Peripheral UART sample code described here:<span>&nbsp;</span><a style="border:0;margin:0;padding:0;vertical-align:baseline;" href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/bluetooth/peripheral_uart/README.html">https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/bluetooth/peripheral_uart/README.html</a></div> <div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;"></div> <div style="background-color:rgba(255, 255, 255, 1);border:0;color:rgba(0, 0, 0, 1);direction:ltr;font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-align:left;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">You might also benefit from having a look at the SDK fundamentals in our DevAcademy:<span>&nbsp;</span><a style="border:0;margin:0;padding:0;vertical-align:baseline;" href="https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/">https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/</a></div> <div style="background-color:inherit;border:0;color:inherit;display:block;font-size:medium;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;"> <div style="border:0;color:inherit;margin:16px 0;max-width:800px;padding:0;vertical-align:baseline;width:600px;"> <table style="border:1px solid rgba(200, 200, 200, 1);border-radius:2px;padding:12px 36px 12px 12px;width:600px;"> <tbody> <tr style="border-spacing:0;" valign="top"> <td> <div style="border:0;color:inherit;height:134.4px;margin:0 12px 0 0;overflow:hidden;padding:0;vertical-align:baseline;width:240px;"><a style="border:0;margin:0;padding:0;vertical-align:baseline;" href="https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/" rel="noopener noreferrer" target="_blank"><img style="max-height:134px;max-width:240px;" src="https://devzone.nordicsemi.com/resized-image/__size/480x268/__key/communityserver-discussions-components-files/4/pastedimage1749555363717v1.jpeg" alt=" " /></a></div> </td> <td style="width:288px;"> <div style="border:0;color:inherit;font-size:21px;font-style:inherit;font-weight:300;line-height:inherit;margin:0 8px 12px 0;padding:0;vertical-align:baseline;"><a style="border:0;margin:0;padding:0;text-decoration:none;vertical-align:baseline;" href="https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/" rel="noopener noreferrer" target="_blank">nRF Connect SDK Fundamentals - Nordic Developer Academy</a></div> <div style="border:0;color:rgba(102, 102, 102, 1);font-size:14px;font-style:inherit;font-weight:inherit;line-height:inherit;margin:0 8px 12px 0;max-height:100px;overflow:hidden;padding:0;vertical-align:baseline;">Firmware Development nRF Connect SDK Fundamentals Course description nRF Connect SDK Fundamentals is a self-paced hands-on online course focusing on learning the essentials of firmware development using the highly extensible and feature-rich nRF Connect SDK. The nRF Connect Software Development Kit contains a highly configurable real-time ...</div> <div style="border:0;color:rgba(166, 166, 166, 1);font-size:14px;font-style:inherit;font-weight:400;line-height:inherit;margin:0;padding:0;vertical-align:baseline;">academy.nordicsemi.com</div> </td> </tr> </tbody> </table> <div style="border:0;color:inherit;cursor:pointer;height:32px;margin:0;padding:0;right:4px;text-align:center;top:4px;vertical-align:baseline;width:32px;" title="Remove link preview"><i style="color:rgba(133, 133, 133, 1);display:block;font-family:controlIcons;font-size:17px;font-style:normal;font-weight:300;line-height:32px;margin:auto;"></i></div> </div> </div> <div style="border:0;color:rgba(0, 0, 0, 1);font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">&nbsp;and especially Lesson 5 about UART could be of interest if that is what you are using.</div> <div style="border:0;color:rgba(0, 0, 0, 1);font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;"></div> <div style="border:0;color:rgba(0, 0, 0, 1);font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;"></div> <div style="border:0;color:rgba(0, 0, 0, 1);font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">Best regards</div> <div style="border:0;color:rgba(0, 0, 0, 1);font-size:11pt;font-style:normal;font-weight:400;letter-spacing:normal;line-height:inherit;margin:0;padding:0;text-indent:0;text-transform:none;vertical-align:baseline;white-space:normal;">Asbjørn</div><div style="clear:both;"></div>