Sorry for the late reply, we are a bit thinly staffed during these holidays and our response time got affected due to that. Thanks for your patience.
I have replied to your original case where I attached the project for nRF5233 for SES that compiles and works ok. Here is the thread for reference to others.. The problem was that we forgot to replace the startup files from nRF52840 to nRF52833 inside the project.
