I want to load program what I make it. becuase I want to do it any person who doesn't have debugger.So, I have to supprot him. I will make simple tool what is only for load proguramu to IC. not need debug function.
For this purpose, third-party production programmers are usually being used - either over JTAG interface or placing the MCU into socket or in the factory over test points or similar way.
It is basically up to production programmer’s manufacturer what options they are offering.
I could point out to some solution I am aware of, surely other exists:
Retrieving data ...