https://devzone.nordicsemi.com/f/nordic-q-a/35387/unable-to-use-both-uart-simulteneouslyHi There, I am trying to build an application that uses UART 0 (for debugging) and UART 1 (to read data over from a separate hardware). Simple objective is to send &quot;Hello nrf_serial&quot; on both UART and receive them at the other end. My code is given belowen-USTelligent Community 13Thu, 14 Jun 2018 12:47:49 GMThttps://devzone.nordicsemi.com/thread/136172?ContentTypeID=1Thu, 14 Jun 2018 12:47:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:76e8071c-35f9-4531-9936-0284a65e05f4Amol<p>Thanks mate! It did work.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/135965?ContentTypeID=1Wed, 13 Jun 2018 13:58:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f75679ff-5315-4093-bacd-fe63dfa62659Martin Lesund<p>Hello Amol,</p> <p>&nbsp;Please take a look at the <a href="https://devzone.nordicsemi.com/f/nordic-q-a/25173/nrf52840-uart1-not-working-in-sdk-14#post-id-168360" target="_blank" rel="noopener noreferrer">answer in this thread.</a>&nbsp;(notice the &quot;<strong>UPDATE for SDK15 users:&quot; </strong>in <a href="https://devzone.nordicsemi.com/members/jarz" target="_blank" rel="noopener noreferrer">Jakubs </a>answer)</p><div style="clear:both;"></div>