是个汇编练习程序，用来显示键盘上按键的ASCII码和扫描码，是一个很好的练习汇编的参考程序，希望对初学汇编语言的同学有帮助吧-Practice is a compilation of procedures, the keyboard keys used to display the ASCII code and scan code of practice is a good reference for the compilation process, in the hope that stude