说明：  通过实 例详细介绍Keil C51 中C51 程序与汇编程序相互调用以及汇编程序与C51 程序相互调用时的接口建立方法,并给出在不同的应用中对接口进行简化的方法。
(Detail by an example program with Keil C51 in C51 assembler call each other as well as with the C51 assembler program is called when the interface between the establishment of methods and applications are given in different ways to simplify the interface.)