AT89C51SND1C a hard disk

AT89c2051控制9200b发双音频码用8870解码并将BCD码返回AT89C2051,然后比较的源代码和Hex文件。-AT89c2051 Two-control 9200b audio decoder yards with 8,870 and will return to BCD AT89C2051, then compare the source code and Hex documents.

平凡51单片机教程，写得不错，适合初学者-Extraordinary 51 Singlechip Guide, written well, suitable for beginners

基于320×240图形点阵液晶与51单片机的接口设计程序。采用C51编程制作。-Based on 320 × 240 dot-matrix graphic LCD interface with 51 single-chip design process. The use of C51 produced programming.

是一个贴片元器件的代码对照表，方便查找。-component is a patch of code comparison table to find convenient.

不错的ucgui中文说明文档，希望对英文不好的朋友有帮助。-Good ucgui documentation in Chinese, English is not good friends want to help.

万年历的完整算法:1900~2100 它首先计算出对应阳历月第一天对应是星期几，然后根据数据压缩算法确定， 确定对应的阴历日期； 而阴历节气，则有条件规律算法实现 这个万年历包括 阳历 阴历 星期对照 阴历 天干地支 生肖 -calendar integrity algorithm : 1900-2100 its first calculation of the corresponding solar calendar counterpart on the first day of the week. according to data compression algorithm to determine the date corresponding to the lunar calendar; and the cycle of the lunar calendar, it conditional law algorithm to achieve this calendar week including solar control the lunar calendar the Year of the lunar calendar Thus

单片机通过CH375控制USB打印机,该程序由keil51编译，希望对大家能有帮助，谢谢！-MCU control through CH375 USB printers, the procedures keil51 compiler, and I hope to be able to help you, thank you!

本程序实现msp430通过CS8900A与以太网的通信-This procedure to achieve msp430 through CS8900A and Ethernet communications

SN75176,用51系列的单片机，波特率为9600，串口方式1，发送数据-SN75176

AD转换的分辨率=参考电压/(总元素-1) 当AD为8位，总元素=256（ff）取参考电压=Vdd=5V时 分辨率=5/(256-1)= 0.019607843-resolution of the AD converter reference voltage =/(total element 1) When the AD for eight, with a total element = 256 (ff) the reference voltage Vdd = = = 5V resolution 5/(256-1) = 0.019607843