液晶显示模块。在lcd上显示数字的函数。

使用AT98S51控制1602液晶显示程序，AT89S51使用12M晶振。

门禁系统读卡器源码 有助于了解其工作原理 帮助开发单片机-Access Control System source code will help readers understand the principles of its work to help develop single-chip microcomputer

在微机上模拟I2C总线的设计中，用并行口的D0（PIN2）模拟SCL信号，用D1（PIN3）模拟SDA信号。根据IIC总线的电平规范 -Computer simulation on the design of I2C bus with a parallel port D0 (PIN2) Analog SCL signal, with D1 (PIN3) Analog signal SDA. According to the IIC bus specification level

AT89S51learning 经典的单片机资料 入门级资料 易学全面-Single-chip data AT89S51learning classic entry-level information to learn the full

一个用单片机控制饲服电机的程序，采用ＯＭＲＯＮ光纤感应器实现的剪纸机，已通过调试-By feeding a single-chip microcomputer to control the electrical service procedures, the use of fiber-optic sensor OMRON realize the paper-cutting machines, has passed through debugging

研究了两周的IAP，其中实现了在c++中调用c函数的功能，仅供参考-two weeks of the IAP, which met the call c c of functionality, for information purposes only

三线式双工 毕业设计 程序和电路图都是正确得-3-wire duplex graduate design programs and circuit diagrams are correct too

实时时钟芯片PCF8563 控制C51源程序-real-time clock chip PCF8563 source control C51

嵌入式FAT文件系统，不错。fat32lfn1.rar-Embedded FAT file system, yes. fat32lfn1.rar

单片机控制步进电机，有详细的电路图和源代码，希望大家喜欢-Single-chip stepper motor control, has detailed schematics and source code, I hope everyone likes