I can not find any serialized example for an application board in the nrf5 SDK, where can I find the "ser_s13x_transport" folder?
"In Keil, open one of the serialized example projects. The serialized version is located in the ser_s13x_transport folder."
nrf5 SDK 17.1.0
https://www.nordicsemi.com/Products/Development-software/nRF5-SDK/Download#infotabs