A small keyboard program, there are nine buttons, through the 422 control other...

///*** *** *** * //一、程序说明： //1, 24LC02器件地址是1010000R/W. //2, 数组写入24LC02采取页写方式. //3, 数组code从24LC02读出时采取自由读方式. //4, 采用4.00M晶体。 //5，采用软件I2C。 //二、硬件连接： //1， SDA------->23 pin.(当然你可以任意选择脚位） //2, SCL------->18 Pin.(当然你可以任意选择脚位） //3， PORTB----->数码管的段输出 //4， RD4，RD5，RC6，RC7------->数码管的位输出(数码管为共阴极） -///*******************// A description of the procedures:// 1, 24LC02 device address is 1010000R/W.// 2, write an array to take 24LC02 page write mode.// 3, the array read out the code from the 24LC02 to take a free read.// 4, using 4.00M crystal.// 5, using software I2C.// Second, the hardware to connect:// 1, SDA-------> 23 pin. (Of course, you can choose to pin)// 2, SCL-------> 18 Pin. (Of course You can choose pin)// 3, PORTB-----> digital tube output segment// 4, RD4, RD5, RC6, RC7-------> digital pipe-bit output (digital tube for a total of cathode)

这是一个键盘扫描的程序，相信想做毕业设计的同学非常想得到的哦，想要就看看吧，不好的话多提建议哦-This is a keyboard scanning procedures, wanted to believe that the students graduate design is the kind of oh, want to see it on, the poor more suggestions oh

flow of ic design是一个很好的关于如何去设计ASIC的的教程，虽然是英文的，但是很容易看明白。是每一个想在EDA领域有作为的人都应看的教程！-flow of IC design is a good design on how the ASIC Guide, in English, but can easily understand this. Every one of the EDA to the field as a person should look at the handbook!

液晶显示器rt12232的AVR程序，显示程序例子。-LCD rt12232 of AVR procedures, examples of display program.

单片机应用技术选编3,有大量关于51、avr、pic等多种单片机实例-Selected 3 single-chip applications, a large number of on 51, avr, pic, etc. Examples of a variety of single-chip

详细介绍T6963C控制芯片资料，全中文显示，点阵液晶显示模块-Detailed information T6963C controller chip, all-Chinese display, dot-matrix LCD Module

ISD2560语音芯片在排队机系统中的应用-ISD2560 voice chip in the Queue System

全面讲述了单片机的C51编程-comprehensive described the C51 microcontroller programming

这是一个很好的学习工程，对于初学都是一个难得的好资料，完整！-This is a good learning project for the beginner is a rare good information, complete!

AT89S52串口多字节接收,可以接收任意字节.-AT89S52 serial multi-byte reception, can receive any bytes.