12bitAD转换芯片AD1674的应用，转换数据由1602液晶显示

AP89042是不可从复录音的分段式语音芯片,对语音电路的开发人员有一定的帮助.-AP89042 is not from the sub-Minute recording voice chip, the voice circuits developers will help.

调试成功的1602驱动程序，程序比较简单易懂！-The success of the 1602 debugger driver, the program is relatively simple to understand!

12864LCD显示单片机51程序学习实践经验丰富工程师编写实机通过-51 procedures showed 12864LCD Singlechip experienced engineers to study and practice the real machine, through the preparation of

这是一个有关于51单片机的A/D转换的代码，希望对单片机编程爱好者有所帮助。-This is a microcontroller on 51 of the A/D converter code, and I hope to microcontroller programming enthusiasts help.

51外部中断例程-51 external interrupt routines

用51单片机内部定时器实现数字钟功能，可以显示小时，分，秒，误差很小。-51 single-chip microcomputer with internal timer digital clock function, can display hours, minutes and seconds, the error small.

此程序是液晶与数码管的结合.是初学者必须掌握的.可以为以后写综合程序有所帮助-This procedure is LCD with a combination of digital tube. Is a beginner must master. Can be written comprehensive procedures for future help

8019和51单片机的接口电路-8019 and 51 MCU Interface Circuit

PCB钻孔资料 PCB设计重要参考资料-PCB borehole data important reference PCB Design

ATC89C51下开发的带万年历的电子钟设计，可设置4个闹钟-ATC89C51 developed under the electronic clock with calendar design, you can set 4 alarm clocks