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51单片机数码管静态显示，计数器功能，学习如何对数据管进行操作(51 MCU digital static display, the counter function, learning how to operate the data management)

通过NXP NFC Reader IC RC523 读取Felica (NFC TYPE 3)card，配合NXPRdLib使用（NXP官网下载） (Read Felica(NFC TYPE 3)card with RC523)

利用51单片机做电阻测量仪，实现按键设置阻值自动报警提示(The use of 51 single-chip resistance measuring instrument to achieve automatic alarm button to set the resistance)

不错的拓普微3.5寸LCD显示屏驱动代码，可以参考(Good TOPWAY 3.5-inch LCD display driver code, you can refer to it)

基于STM32F4的示波器的源代码，内部含有ucos-ii操作系统。(STM32F4 based oscilloscope source code contains an internal ucos-ii operating system.)

说明：  读写SD卡的头文件，MMC，不含fat文件系统。(Read and write SD card.)

这个程序可以实现两个单片机之间双向通信的功能。(This program can realize the function of two-way communication between two microcontrollers.)

两路电压表，0809可以实现两路的模数转换(Two way voltmeter )

说明：  惠普打印机 PCL5 语言 命令函数程序代码参考(hp pcl5 printing command reference)

Seekers导引头模型仿真C++源码；内含Seeker仿真模块、导引头电机环节、导引头PID环节等。(Seekers seeker model simulation C++ source containing Seeker simulation module, motor aspects seeker seeker PID link and so on.)