U.S. DDS9851 the PDF there is a need to download the document there are Chinese

单片机应用技术选编3,有大量关于51、avr、pic等多种单片机实例-Selected 3 single-chip applications, a large number of on 51, avr, pic, etc. Examples of a variety of single-chip

凌阳公司的光敏电阻传感器源代码，代码中注有非常详细的代码功能注释。-Sunplus

PCB电路板。键盘控制，矩阵键盘的电路图。-PCB circuit boards. Keyboard control, matrix keyboard circuit.

NOKIA N1600 显示屏全套开发资料,包括原理图,FPC及LDS184的测试程序,需要了解3线SPI的朋友可以参考.-display full development information, including drawings, LDS184 FPC and the testing procedures need to understand three- SPI friends reference.

数字钟是一种用数字电路技术实现时、分、秒计时的装置，与机械式时钟相比具有更高的准确性和直观性，且无机械装置，具有更更长的使用寿命，因此得到了广泛的使用。数字钟从原理上讲是一种典型的数字电路，其中包括了组合逻辑电路和时序电路。目前，数字钟的功能越来越强，并且有多种专门的大规模集成电路可供选择-Digital Clock is a digital circuit technology with the hours, minutes, seconds, timing devices, as compared with the mechanical clock has a higher accuracy and intuitive, and no mechanical devices, with more longer life, so be a wide range of use. Digital clock from the principle of speaking, is a typical digital circuits, including combinational logic circuits and sequential circuits. At present, the digital clock and more powerful, and there are a variety of specialized large scale integrated circuits to choose from

用单片机控制74LS244做的串口通信系统。-74LS244 done with single-chip microcomputer to control the serial communication system.

１６位ＡＤ转换芯片调试好的程序，需要的朋友-16-bit AD converter chip debugging a good process, the needs of Friend

一个基于STC89C52的单片机程序，可以通过按键来不停发送100ms（时间可调）的脉冲，通过定时器控制-STC89C52 microcontroller-based procedures, can be sent through the button to stop 100ms (time adjustable) pulse, through the timer control

关于stc11f32xe的应用，内部狗，eeprom使用，扩展存储ram。-With regard to the application of stc11f32xe Internal dogs, eeprom use, expansion of storage ram.

MCU与PC键盘通信程序，接口为PS/2；I2C通用驱动程序-MCU with a PC keyboard communication procedures, interface for PS/2; I2C common driver