https://devzone.nordicsemi.com/f/nordic-q-a/48540/can-i-run-ble4-2-code-on-ble5-chipHello Nordic, Currently we are working on a project based on nrf51822. Now we are planning to upgrade to nrf52832. so I can run the same ble4.2 based code on ble5 chip (nrf52832) Thanks in Advance. Best, Krishen-USTelligent Community 13Thu, 13 Jun 2019 07:56:49 GMThttps://devzone.nordicsemi.com/thread/192573?ContentTypeID=1Thu, 13 Jun 2019 07:56:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0bd8813e-3369-4cd5-8b47-a27da6330ad5awneil<p>Well, you can&#39;t just take nRF51 code and dump it straight onto an nRF52.</p> <p>This is because they&#39;re different chips - not particularly to do with BT version.</p> <p>The same would apply with taking code for <em><strong>any</strong> </em>chip and adapting it to run on a different chip.</p> <p>You will need to <em><strong><a href="https://en.wikipedia.org/wiki/Porting" rel="noopener noreferrer" target="_blank">port</a></strong></em> your code from the nRF51 to the nRF52.</p> <p>But, Yes - an nRF52 can operate as BLE 4.2</p><div style="clear:both;"></div>