/nordic/nordic-blog/b/blog/posts/fast-updates-of-user-code-on-nrf51822-with-bluzBluetooth LE is not a fast wireless protocol, transfer speeds are usually measured in single-digit to low tens of kilobytes per second. This is generally not an issue unless large amounts of data need to be sent over the link, which is usually not then-USTelligent Community 13