https://devzone.nordicsemi.com/f/nordic-q-a/69241/nrf5281x-advertising-extensionsI wonder if the nRF5281x can work in the &quot;LE Advertising Extensions&quot; mode, which seems to be like in Bluetooth 5.0, when data is transmitted by secondary advertising packets over data channels without establishing a connection. For example, you need toen-USTelligent Community 13Thu, 10 Dec 2020 09:25:55 GMThttps://devzone.nordicsemi.com/thread/284263?ContentTypeID=1Thu, 10 Dec 2020 09:25:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:765bc2e6-62fb-457d-a4e7-ad3208432e16ovrebekk<p>Hi</p> <p>SoftDevice is the term we use for our RF protocol stacks, and we have some different version available for different chips and different features.&nbsp;</p> <p>You can find an overview of the SoftDevices <a href="https://infocenter.nordicsemi.com/topic/ug_gsg_ses/UG/gsg/softdevices.html?cp=1_1_2_4">here</a>.</p> <p>Best regards<br />Torbjørn</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/284133?ContentTypeID=1Wed, 09 Dec 2020 15:09:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1b6594bf-0e77-4d9d-8d49-a8184f6d7e6cOlga Ermakova<p><span>&nbsp; Thanks, Torbj&oslash;rn!</span></p> <p><span>and where can I see soft device 140 and what is it? soft device 140 is the firmware version?</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/284084?ContentTypeID=1Wed, 09 Dec 2020 13:46:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:fed2647d-441c-4f6a-90aa-aa99166dc591ovrebekk<p>Hi</p> <p>The nRF52811 can use the S140 SoftDevice, which supports some, if not all, of the LE Advertising Extensions features.&nbsp;</p> <p>Unfortunately the limited flash memory of the nRF52811 means you will have quite limited flash left over for your application, so you have to take this into account when selecting the part for your project.&nbsp;</p> <p>Best regards<br />Torbjørn</p><div style="clear:both;"></div>