The Butterfly Lovers with MCU Play the song, using 89C51

通过汇编语言设计将输入一组十进制数，按从小到大到顺序输出-Through assembly language will be designed to enter a decimal number one group, according to the order from small to large output

这是2*8字符型点阵液晶的子程序，有详细注释，希望能给大家一些帮助。-this is 2* 8 character dot-matrix LCD subroutine, detailed notes, in hopes of giving you some help.

the filter program write myself,the effect is not bad ,look and kool

软件为一个传感器的应用实例,也是AD转换的有用例子,关键地方都作了注解,希望对大家有所帮助-Software for the application of a sensor, AD converter is also a useful example of the key places have made comments, and they hope to help everyone

80x86保护模式系列教程 作者:李彦昌-80x86 protected mode Series Guide Author : Lipanchang

学校电铃以及广自动播控制系统，自己做的请大家多多指教-school bells and widely broadcast automatic control system, doing the exhibitions please! !

汇编语言实现两台微机之间通过RS-232C电缆连接实现串行通信。 1、异步方式全双工通信，每次传送单个字符，能连续发送和接收。 2、通信双方采用程序查询方式。 -Microcomputer assembly language to achieve between the two RS-232C serial communication cable connection. 1, full-duplex asynchronous communications, each transmission of a single character can send and receive continuous. 2, communications procedures for both the use of inquiry methods.

这是一个八月桂花香的程序，请大家指点，-Baruguihuaxiang This is a process, we instruct them, thank you

用89C51，外接晶振，复位电路，二个数码管，二个按键，做一个电子秒表，具体要求为用按键起停电子表，可用按键设计倒计时时间(如10S，20S，60S),并启动倒计时功能,能用按键选择以上两功能之一-With 89C51, an external crystal oscillator, reset circuit, two digital tube, two buttons, making an electronic stopwatch, and specific requirements for the use button start-stop electronic watches, key design can be used countdown time (such as 10S, 20S, 60S), and start the countdown function, can be used for more than two buttons select one of the functions

DOs下汇编实现PCI 扫瞄,给有需要的朋友，特别是做单片机或者嵌入式系统编程的朋友一个参考。-compiled under DOs implement PCI scan to a friend in need, in particular, or do MCU embedded systems programming reference to a friend.