18b20的仿真实例，希望能帮助初学者，

SLE4442IC卡存储程序 单片机是P89LPC9-SLE4442IC storage cards procedures SCM is P89LPC9

C51下编写的跑马灯程序，可以实现好几种图案的变换。-C51 prepared Marquee procedures can be achieved several transformation patterns.

本程序是4位七段显示、3x3键扫实验，正确无误。-4 This procedure is the seventh show, 3x3 keys sweep experiments are correct.

液晶屏显示程序，主要对各按键处理做了很好的处理，可随意改动各按键，通讯采用MODBUS ASCII 可以控制台达变频器的起停及速度控制-LCD display program, the main keys to deal with a very good, may be arbitrarily changed the keys, communications using MODBUS ASCII converter can console cease and the speed control

keeloq算法基础知识 主要是关于其芯片HCS300的介绍-KEELOQ algorithm is mainly based on knowledge of its chips on the HCS300 Introduction

对新的液晶进行扫描，检查是否有坏的点阵-The new LCD to scan, check whether there is a bad dot-matrix

单片机和GPS接收机构成的车载卫星定位系统-Single-chip GPS receiver and the vehicle constitutes a satellite positioning system

这是52单片机串口调试程序，通过此程序，可以使单片机于PC机通信-This is the 52 single-chip serial debugging process, through this program will enable single-chip communication to the PC

通用的AT24XX系列存储器驱动程序，AT2402,AT2404,AT2408,AT2416,AT2432通用，I2C总线方式-common memory AT24XX Series drivers, AT2402, AT2404. AT2408, AT2416, AT2432 GM, I2C bus way

单路闪烁控制，频率在0.1-1HZ可以调,PIC16F690 20PIN-One-way flashing control, the frequency at 0.1-1HZ be transferred, PIC16F690 20PIN