128X64显示屏的源代码，不知道有没有用

51单片机驱动GSM模块（WaveCom Q2403A）C语言源码-51 GSM module (WaveCom indoor) C language source code

通过键盘控制，选择max262不同的工作方式（低通，高通，带通）。用‘+’，‘-’及数字键来控制不同的中心频率，该文件就有详细的正确的C51程序及部分仿真电路。该源代码经过实际验证。-max262--Programmable Filtering

TLC5618 D/A 输出-Programmable DoubleChannel12-bit DACTLC5618in D/A output

利用实验开发装置上的TLC549做A/D转换器，对电位器提供的模拟电压信号进行定时中断采样，结果在LED上进行显示-Experimental development of devices using the TLC549 to do A/D converter, potentiometer provided on the analog voltage signal interrupted regular sampling, the results in the LED display on

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

isd4003语音系统的回放和录音程序,测试成功,请有这方面经验的朋友多多指教-isd4003 voice playback and recording system procedures, the test was successful, have experience in this area exhibitions Friend

该程序实例可用于基于proteus的单片机仿真开发应用与研究，供大家参考学习。-Instance of the program can be used for emulation of MCU-based development and application of proteus and research for your reference study.

usb slaver for sd card

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有关键盘接口的程序，我自己弄的，希望有帮助-Procedures relating to the keyboard interface, I get and I hope that helps