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采用实时时钟芯片DS1302+AT89C2051的红外遥控LED电子钟-using real-time clock chip DS1302 AT89C2051 infrared remote control LED electronic bell

DDS数字信号发生器,采用AD9835DDS 专用芯片 输出范围1K--10MHZ 采用X25045作看门狗及数据存储器，用于设置各项参数的存储 内含电路图， 源程序 及一些相关资料-DDS digital signal generator, using AD9835DDS ASIC output range 1K-- Knoxville watchdog for the use of X25045 and data memory, used to set various parameters of storage containing circuit, the source and related information

isd1420语音芯片源程序用KEI UVISION打开-isd1420 voice chip source with open KEI UVISION

这个是一款LCD驱动芯片的源程序，LCD1621使用广泛，可以供大家参考讨论-This is a LCD driver chip of the source, LCD1621 widely used for your reference discussion

24系列串行EEPROM的源代码，需要I2C总线的接口函数。-24 serial EEPROM source code needs I2C bus interface functions.

这是一个tcp 的client 源程序,可以在单片机测试时使用.-This is a tcp source code of the client, you can use single-chip processor.

LCD1602液晶驱动 单片机为AT98S52-Single-chip LCD driver LCD1602 for AT98S52

u盘制作资料(原理图、文档、底层驱动源程序)_-u disk production of information (drawings, documents, the bottom-driven source) _

keyboard TI TMPS430单片机使用例子，希望对象我一样的初学者有帮助-keyboard use TI TMPS430 SCM example, I hope that the same object is to help beginners

Xilinx_Spartan3E开发板的常见疑难问题解答-Development board Xilinx_Spartan3E Common Troubleshooting