https://devzone.nordicsemi.com/f/nordic-q-a/19226/sdk12-radio-transmitter-problemRecently I am working on a project transmitting and receiving data directly using RADIO block. The examples provided in the SDK folder use block wait which isn&#39;t the best solution. So I rewrite the code using SHORTS and interrupts. But after tons of experimenten-USTelligent Community 13Wed, 25 Jan 2017 08:34:43 GMThttps://devzone.nordicsemi.com/thread/74488?ContentTypeID=1Wed, 25 Jan 2017 08:34:43 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5d16a623-3a3b-4c73-b301-f139125a8085summer<p>see my updates above ;)</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/74487?ContentTypeID=1Wed, 25 Jan 2017 08:07:20 GMT137ad170-7792-4731-bb38-c0d22fbe4515:156b9a26-f9ae-494e-a5f5-8f395cde5813summer<p>Oh my, after I add some short delays after NRF_RADIO-&gt;TASKS_TXEN = 1, everything seems working well. The printf in SDK11 working in blocking mode acts as the delays as well.</p><div style="clear:both;"></div>