本系统利用凌阳SPCE061A单片机原理，设计了一种双向超声测距系统，与一般的超声测距系统相比，除具备一般测距系统具有的功能外，该系统还具有低功耗、高精度、工作...

单片机实例，多个实例运用，迅速掌握单片机技术-Singlechip example, multiple instances of the use of single-chip technology quickly grasp

包括单片机c8051f202x系列的datasheet，大家看一下 -Including single-chip c8051f202x series datasheet, a look at U.S.

74hc595驱动 gcc编译 n个级连只要输出n个字节后加一个锁存时钟（下降沿）-74hc595 driven gcc n-even if output n bytes added a latch clock ( drop along)

ic卡读写方式和内容，程序的模块化可用，比较方便，还可以-IC card reader formats and contents, procedures can be modular, more convenient, but also

这是我大学同学今年的毕业设计项目：基于USB的红外鼠标。红外遥控器模拟鼠标的左右键，还有滚动条。红外接收用HS0038A接收，在这设计中红外处理部分用一块51单片机处理。USB信号处理部分（即USB设备）用51单片机和PDIUSBD12芯片构成-This is my university students graduating this year" s design project: Based on the infrared USB mouse. Infrared remote control analog left and right mouse button, as well as scroll bar. Infrared receiver with HS0038A receive, in the design of mid-infrared processing section 51 with a microcontroller processing. USB signal processing part (ie, USB devices) with 51-chip microcontroller and PDIUSBD12 composition

C8051F120CPU的AD读写程序，用C语言编写，内含注释。-C8051F120CPU the AD to read and write procedures, using C language, including the Notes.

一个用Java编写的简易的实用密码字典的生成器-using Java to prepare a summary of the practical password dictionary generator

一个单片机最小系统，含AD,DA,LED,KEYBOARD-A microcontroller minimum system, including AD, DA, LED, KEYBOARD

51单片机多功能原程序KASHDADSKNFILSDHSCMSKMNKJH-ATMER S51

595串入并出芯片的驱动程序，大大减少了输入数出口在单片机开发系统中显示上所占用的数量