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射频卡资料，对射频卡分类、应用、开发工具等都有较为详细的介绍。-RF card, RF card classification, applications, development tools, and others have a more detailed introduction.

rc500 c语言库函数，对RC500的开发提供了捷径-rc500 c language library functions, the development of RC500 provides a shortcut

在Power-I 51 Mini开发板上，基于89C51单片机开发的数字音乐盒，可以实现上一首下一首，播放，暂停，停止，的按键功能，并有数码显示时间，开机画面和曲号。-in the Power- I 51 Mini development board. 89 C51 microcontroller based on the development of the digital music player, can be achieved on the first one the next broadcast, suspension, stop, The function keys and a digital display, startup screen, and song.

本人上传的是 单片机 利用定时器演奏音乐.asm 源代码 -I upload using the single-chip timers playing music. Asm source code

8051单片机对SPLC501液晶驱动读写程序.c语言写的.很实用-8051 SPLC501 LCD driver to read and write procedures. C language written. Practical

pic16-17单片机原理与应用，详细电子书籍-pic16-17 Single-chip Microcomputer Principle and Application, detailed e-books

nRF905Soft是nRF905开发板的调试程序-nRF905 development board is nRF905Soft debug procedures

PIC单片机入门教程， 非常实用-PIC Singlechip Tutorial, very useful

MD51-86实现的四人抢答器 -MD51-86 to achieve the four Responder

ds1820+1620液精显示时间，温度-ds1820+ 1620 precision liquid display time, temperature