Programmer: is to compile the written program, check the syntax errors, and know that the program syntax is not a problem before generating the download file.
Burner: It is a special program writing device, the chip is inserted into the burner socket, the program is imported into the burner, and the binary file is downloaded into the chip using the burner (download program is also called burn program).
Emulator: that is, before the program is downloaded into the chip, the simulation software or the simulation function of the compiler software is used to simulate the program function.