说明：  介绍了MSP430单片机的C语言函数的参数传递规则，然后对C语言和汇编语言的混合编程进行了详细描述，最后给出应用实例
(Introduced the MSP430 MCU C language function parameter passing rules, and then on the C language and assembly language programming mixed carried out a detailed description of the final application example is given)