一个很不错的按键单片机C程序

利用NXP的新一代高集成度的芯片RC500完成Mifare系列卡的读写-The use of a new generation of highly integrated NXP" s Mifare chip RC500 Series completion card reader

mykey程序原代码-mykey program source code

基于单片机的USB设计方案，该方案包括了电路原理图、PCB布局图、单片机端的源程序和PC端的USB调试助手，该方案内容详尽。-USB single-chip design based on the Program, which includes the circuit schematic, PCB layout, Microcontroller and PC client-side source code of the USB debugging aides, the program detailed.

这是原创的基于PIC单片机的红外数据传送的接口程序包-This is the original PIC microcontroller-based infrared data transmission interface package

税控收款机源码:拼音输入法,LCD,VFD驱动,IC卡驱动,税控国标-Fiscal Cash Register Source: Pinyin input method, LCD, VFD drives, IC card driver, Tax GB

蜂鸣器响 改变蜂鸣器的频率，通过改变延时时间 蜂鸣器的时间要是是靠延时来完成的-Buzzer buzzer ring to change the frequency by changing the delay time if the buzzer is the time to be completed by the time delay

德国KVASER公司关于MCP2510驱动的源代码-Germany KVASER company on the MCP2510-driven source code

LCD液晶显示设备运行状态自动显示器单片机源程序-LCD display device running automatically displays SCM source

gps全球定位系统定位数据的提取，协议：nmea0183-a GPS global positioning system location data extraction, agreements : nmea0183

键盘扫描程序，初学者可以拿过来借鉴一下，程序里有详细注释!-Keyboard scanner, beginners can take over from you, the program, there are detailed notes!