在单片机上基于1602LCD屏的计算器，实现加减乘除等功能，能自动清屏-In MCU-based 1602LCD screen calculator, to achieve, Math and other functions, can automatically clear screen

是一个简单的嵌入式实验 实现从汇编语言中将简单数学运算参数传递给由C语言编写的简单数学运算函数，并从C语言程序中返回运算结果。-It is a simple embedded experiments from assembly language in a simple mathematical operation parameters passed to a simple math functions written in C, and return the result of the oper

适用于 Freescale 56F800E(X)系列芯片，含数学计算式中常用的加减乘除，移位，倒数等功能，原函数用汇编编写，做成库函数，令相应芯片的相关程序执行效率更高。-This reference manual describes the Math Library (MLIB) for the Freescale 56F800E(X) family of Digital Signal Controllers. This library contains optimized fun