maxim Chinese companies DS1302ZN information sounds very good

仪器仪表键盘显示模拟系统，用AT89S52芯片作为系统的CPU，控制系统的按键及显示器部分。用8路同相三态双向总线收发器74LS245芯片驱动LED。4X4矩阵键盘作为系统人机交互的重要部分，用于向单片机应用系统输入数据或控制信息，设计4X4矩阵键盘分别对应键码“0-F”。系统可以实现的基本功能包括开机LCD液晶屏幕显示“大专05电子信息X班XXX毕业设计”信息；按下任意一个按键，LCD液晶屏幕显示相应按键的信息。在基本功能的基础上还增加了一个扩展功能，即增加一个LED数码管同步显示相应键码-Show the simulated keyboard instrumentation systems, using AT89S52 chip as a system CPU, system control buttons and display parts. With 8-phase three-state bidirectional bus transceiver 74LS245 chip-driven LED. 4X4 matrix keyboard system as an important part of human-computer interaction, single-chip microcomputer application system used to input data or control information, the design of 4X4 matrix keyboard key code corresponding to

又一个远程抄表系统程序，是电力线载波通信的，用汇编编写．-also a remote meter reading system procedures, the power line carrier communication with the preparation of the compilation.

单片机汇编代码，有大部的多字节运算，通信和字符变换程序-MCU code compilation, the most multi-byte computing, communications and characters transform procedures

这是一份Ｉ２Ｃ数据传输程序．自己写的，有识之士看看，-I2C data transmission procedures. Wrote it myself, people of insight to see,

Visual Basic 6.0企业版，AT89C52型单片机下调试通过。-Visual Basic 6.0 Enterprise Edition, AT89C52-type single-chip debugging through.

这是一个关于四线马达的使用说明，还是比较详细的，对想用单片机驱动马达的同学来说很实用！-This is a four-wire motors on the instructions, it is quite detailed, right to the students to use microcontroller-driven motor is very useful!

51单片机设计学习，有此一本书在手，开始51系列的程序就没有问题了-51 Single-chip design study, this has a book in hand, started 51 of the procedures would be no problem

基于AVERLOGIC公司的AL37204的多路车载分割器-AL37204-based company

全国大学生电子设计大赛历年题目_Frily-National Undergraduate Electronic Design Contest calendar year subject _Frily

MSP430F1612应用程序，LED控制。-MSP430F1612 application program。