Introduction - If you have any usage issues, please Google them yourself
IAP (In Application Programming) in the application programming, IAP is the user s own program in the course of the user Flash part of the programming area, the purpose is to the product after the release can be easily through the reserved communication port in the product Of the firmware program to update the upgrade. Usually IAP function, that is, the user program to run their own update operation, the need to design the firmware program to write two project code, the first project does not perform the normal function of the operation, but only through a communication (such as CAN) to receive the program or data, the implementation of the second part of the code update the second project code is the real function code