at89c51 读取写入 at29c040 4M flash的 C源代码

stm32实现精确定时源代码，经过验证，可实现-stm32 accurate source code from time to time, after verification, can be realized

基于等精度测频原理，设计的等精度频率计，测试结果很精确，达到0.01HZ。-Such as the accuracy of frequency measurement based on the principle of design, such as precision frequency meter, test results are accurate to 0.01HZ.

3bcdto3hex,51单片机汇编程序．所有接品参数在程序中均有说明-3bcdto3hex, 51 microcontroller programming. All goods received the procedure parameters are described

PROFIBUS DP总线 从站源码 西门子-PROFIBUS DP bus stop source from Siemens

电热毯控制用，C51程序AT89S51，可定时控制温度，并根据设定档位自动调节输出。-Electric blanket control, C51 procedures AT89S51, may from time to time to control temperature, and in accordance with the automatic adjustment of the output settings stalls.

单片机内部定时器编程-Single-chip internal timer programming

人码调制非接触式IC卡读写器编程器

很难得的最好的rtd3523系列原厂源码LCD驱动开发，及相关的显示系统开发！-Difficult to get the best original source rtd3523 Series LCD driver development, and related display systems development!

十五路遥控开关控制器 本程序为接受程序根据此程序可增加遥控路数-Road 15 remote-control switch controller procedures for the acceptance of this procedure in accordance with this procedure can increase the remote control approach

动态接口采用各数码管循环轮流显示的方法，当循环显示频率较高时，利用人眼的暂留特性，看不出闪烁显示现象，这种显示需要一个接口完成字形码的输出（字形选择），另一接口完成各数码管的轮流点亮（数位选择）。 -display