c51读写SD卡原代码,c51编写,串口接收

proteus仿真的单片机串口通信，请使用虚拟串口软件模拟串口调试，该软件我已经上传。-Proteus simulation of single-chip serial communication, use the virtual serial port serial debugging software simulation, the software I have already upload.

用AT89C51制作的99秒跑马表，适合初学者学习单片机-AT89C51 produced with 99 seconds Happy tables, suitable for beginners to learn single-chip

12864LCD的反白显示，现在大多LCD都是两行同时显示，该源码实现了单独显示。-12864LCD anti-white display, and now most LCD are two lines at the same time revealed that the source has a separate display.

模数ADC0832转换程序，AT89C52、S52微处理器-ADC0832 analog-to-digital conversion process, AT89C52, S52 microprocessor

51系列单片机指令列表，非常详细，对新手有帮助，-51 Series MCU instructions list is very detailed and helpful to newcomers,

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

AVR 4*4键盘输入并通过USART进行通讯-AVR 4* 4 keyboard to communicate through USART

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Sony_Ericsson GM47 /gr47 AT指令中文手册,-Sony_Ericsson GM47/Chinese gr47 AT command manuals,