4X3键盘扫描以及4位动态LED显示的单片机程序

首先再次声明我是菜鸟，我写出来的目的是给没有接触过lcd的朋友看得，我本人水平有限，错误在所难免，欢迎指出。-First of all, once again declare that I am a rookie, I write is designed to not come into contact with lcd friends to see, I am limited, error is inevitable, welcome to point out.

51单片机的按键程序，汇编编写，适合初学者-51 Single-chip key procedures, the compilation of the preparation, suitable for beginners

十种软件滤波.rar介绍了十种软件滤波的方法,不过我建议还是使用模拟滤波方法好.-10 kinds of filtering software. Rar introduction of dozens of software filtering method, but I suggest that the use of analog filtering methods or good.

用汇编语言写的风扇转速测试程序,用于转速测试,传感器用KEYENCE-using assembly language to write fan speed test procedure for testing speed, the sensor used KEYENCE

公司打印机转接板的一段小代码 主要功能是从ARM上通过I2C读取数据，然后用并口控制打印机打印，使用单片机控制-companies printer adapter plate section of the main functions of the small code is adopted from ARM I2C read data, and then use the parallel port printer control, the use of SCM control

x5045的相关程序，可以在keil c 上运行-X5045 procedures, you can run keil c

关于51单片机DS18B20的驱动程序，编译过，可以直接使用。-About 51 Singlechip DS18B20 driver, compiler, and can be used directly.

一个数据库引擎,可以创建和读写DBF格式的数据库文件-A database engine, you can create and read and write DBF database file format

单片机开发，在12864上显示菜单，可通过按键调整-Single-chip development, in the 12864 display menu can be adjusted through the button

单片机89C51，LCD12864密码锁程序设计程序。-Single-chip microcomputer 89C51, LCD12864 password lock program design process.