单片机4×8矩阵键盘的源程序，可以直接使用，并可以选择松手返回和不松手返回-Single-chip 4 × 8 matrix keyboard source code can be used directly, and can choose to let go to return and the return of不松手

要求：本程序完成的功能主要有： 1）显示雇员信息。 2）添加雇员信息，并保存。 3）删除雇员信息，并保存。 4）修改雇员信息，并保存。 5）查询雇员信息。 6）系统退出。 -this is a god passage for college,

这是一个周界报警的报警控制程序,采用89C52芯片,KEIL 51开发!-This is a perimeter alarm alarm control procedures used 89C52 chip development KEIL 51!

用MSP430芯片开发的一个内部FLASH的源代码-MSP430 chip developed with an internal FLASH source code

单片机是52的，P0口连到四个数码管的七个管脚，其中两个冒号点为最后两个数码管的DOP点，P1.0至P1.3为四个数码管的选通端，低电平有效。程序2较完整，可实现设定时间功能。-Singlechip is 52, P0 port connected to four of the seven-pin digital tube, two of which point to the last two colon tube DOP-point digital, P1.0 to P1.3 for the election of four digital tube pass-side, active-low. 2 a more complete procedure, set the time function can be realized.

点阵16x64 C51源程序+仿真 点阵16x64 C51源程序+仿真-16x64 C51 lattice source+ Simulation lattice 16x64 C51 source+ Simulation

C51单片机实现对PC鼠标的读取与显示具体细节请参考源程序将时钟线接入外部中断数据线接入普通I/O输入输出口-C51 MCU to read the PC mouse and display details please refer to the source clock line access external interrupt data lines access I/O input and output mouth

一个LCD菜单绘图程序，通过点阵显示图片，也可显示动态图象！-An LCD menu drawing procedures, through the dot-matrix display images, dynamic images can also be displayed!

profibus从站模拟量接口模块设计.rar-Profibus station analog interface module design. Rar

C8051F06X单片机编程，看门狗模块源代码-C8051F06X microcontroller programming, the watchdog module source code