我做的超声波测距程序，基于at的8位单片机的，用c语言编写的。...

本人用单片机psd3300编制的c语言gps Nmea数据格式解析，该代码是项目的gps接口部分。-I used prepared psd3300 Singlechip c language data format gps Nmea analysis, the code is part of the project gps interface.

文章借助系统模型，阐明了GSM模块收发短信的基本概念以及串口控制SMS的基本原理。详细介绍了单片机控制GSM模块工作的软件实现过程，对对怎样用单片机控制GSM模块收发短信进行了探讨，也对程序设计的主体思想作了较为细致的分析。-article with the system model, a GSM transceiver module SMS the basic concepts and serial control of the basic tenets of SMS. Details of the MCU control of the GSM module software process of how to use SCM control GSM transceiver module for the SMS study and design of the main procedures were thinking more detailed analysis.

AVR单片机的miRtos及完整演示程序-AVR miRtos and integrity of the Demonstration Program

采用东芝TDA7495/TDA7496芯片（已经形成产品）制作的高保真立体声音频放大器PCB裸板图-Toshiba chips used TDA7495/TDA7496 (has been formed products) produced by high-fidelity stereo audio amplifier PCB bare board diagram

CAN总线传输及液晶显示文章，示例代码-CAN transmission and LCD articles, sample code

液晶显示程序，初始化、命令字的控制，完整版-LCD procedures, initialization, command control characters, the full version

C51bbs上的字模软件，试用版。做液晶显示必备软件。-C51bbs the Fonts software, beta version. Do LCD necessary software.

独立式按键扫描并在一个LED数码管上显示相应的编号。-Stand-alone scan button and a LED digital tube display on the corresponding number.

CYGNAL单片机，C8051FXXX应用例程6-CYGNAL microcontroller, C8051FXXX routines 6

智能无线防盗报警器的设计,由AT89C51单片机控制电路、无线收发电路、DTMF（双音多频）电路、语音录放电路、电话接口电路等部分组成-Intelligent wireless burglar alarm design, by the AT89C51 single-chip control circuit, a wireless transceiver circuit, DTMF (Dual Tone Multi-Frequency) circuits, voice recording circuit, telephone interface circuit components, such as