超声波测距,包括有pcb原理图，用c写的程序，还有详细的说明

凌阳的LCD演示原码,里面还有LCD的使用说明.

对值分类搜索做两种类型：一组有点击键不递减，对值排序键进行搜索，输出键：搜索过程和搜索结果

8051控制步进电机（小车的源程序-8051 stepper motor control (the source Trolley

用8253-8255编写的定时响铃程序 可以定时两个时间点，很经典的程序-spent 8253-8255 prepared by the regular beep procedures regular two points in time, classic procedures

在网上找的，所以的关于MAX260，MAX261，MAX262，MAX263的中文资料及很多实例程序和经典电路-Online to find, therefore, on the MAX260, MAX261, MAX262, MAX263 Chinese information and a lot of examples of procedures and the classical circuit

使用国产CH341A芯片实现USB转串口，完全兼容AVR JTAGICE，可以自动升级。 支持芯片: ATmega16(L), ATmega162(L), ATmega169(L or V), ATmega32(L), ATmega323(L), ATmega64(L), ATmega128(L). 原理图还附加了RS232接口，可以方便用户自主选择串口或USB下载程序。 还附加有可自动升级的HEX文件-The use of domestically produced CH341A chip USB to serial port, fully compatible with the AVR JTAGICE, can be automatically upgraded. Support chips: ATmega16 (L), ATmega162 (L), ATmega169 (L or V), ATmega32 (L), ATmega323 (L), ATmega64 (L), ATmega128 (L). Schematics also added a RS232 interface, can easily users to choose the serial or USB download. Additional there is also automatically upgrade the HEX file

圆梦小车的驱动的源程序。。实现小车的基本功能。-Car driver dreams of the source. . Realize the basic functions of car.

32位arm9微处理器S3C2410的异步串口测试源代码-32-bit ARM9 microprocessor S3C2410 asynchronous serial test source code

51单片机写得温度控制，经调通的程序 可以给初学者作为参考-51 Single-chip temperature control written by the tune

2007年刚推出的语音芯片ISD1760和单片机STC89C58配套的C51源程序，调试通过，包括完整的C语言和头文件-2007 has just launched ISD1760 voice chip and single chip package STC89C58 the C51 source, debugging through, including the complete C language and header files