用AVR单片机实现BC7281的键盘控制，学会对7281与键盘的基本应用...

飞思卡尔单片机用PDIUSBD12和电脑通信，包括通用驱动，周立功的easyd12.dll和自写的VB测试程序控制B口上的两个小灯 用I/O口模拟总线和PDIUSBD12数据交换-frescale Microcontroller with PDIUSBD12 and computer communications, including general-purpose-driven, ZLG easyd12.dll and self-written by the VB test program control port B on the two small lamps with I/O port analog bus and PDIUSBD12 data exchange

atc2401 的读写程序 ok in keil c

AVR单片机的C语言开发电子书 ，既可以作为教材使用又可以作为开发人员的查询手册！-AVR C language e-books, can be used as teaching materials can be developed as a manual of inquiries!

这是一个实现利用gsm模块通信的visual basic 源程序-This is a system to use the gsm module communications, visual basic source code

这是一本关于Protel2004的教程,详细介绍了如何使用该软件绘制电路图和PCB板-This is a tutorial on Protel2004 details on how to use the software rendering circuit diagram and PCB board

lcd测试程序，C51的-LCD testing procedures C51

用3310液晶做的自己做的温度计(51芯片)-3310 make use of their own to do liquid crystal thermometer (51 chips)

时钟程序,适用于80c51单片机的开发学习，代码简单易懂！可移植性强！-time

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

该程序是单片机ATMEGA103通过GPIO口模拟SPI总线协议的SPI读写函数-The program is through the GPIO port ATMEGA103 Singlechip simulation SPI bus protocol of the SPI read and write function