LED-dot-matrix

能从SD卡读取MP3文件，并且识别后通过LD3320播放MP3，具体使用只需新建一个.ini系统文件存在sd卡，在里面设置好关键词并且所需播放的MP3文件即可(Read MP3 files from the SD card through the LD3320 play MP3 and identify specific use simply create a new the ini system files sd card exists inside set keywords and required to play MP3 files can)

说明：  51单片机开发，AD转换模块 ，模数转换，高精度(51 MCU development, AD converter module, analog-to-digital conversion, high-precision)

光伏逆变器SVPWM设计原理图,包含逆变器控制算法(PV inverter SVPWM design schematics, including inverter control algorithm)

利用单片机进行时钟的设计，并且用1602液晶显示( The use of MCU clock design, and liquid crystal display with 1602)

该工具可以根据输入的UNICODE十六进制字符串计算出相应的汉字或ASCII码。比如：输入4F60便可以得到"你"。(The tool can be based on the input UNICODE calculate the corresponding hexadecimal string guy or ASCII.)

《单片机C语言程序设计实训100例——基于8051+Proteus仿真》案例压缩包 第 03 篇 综合设计 25 用ADC0808设计的调温报警器(" Microcontroller C Programming Language Training 100 cases- based on 8051+ Proteus simulation," Case No. 03 compressed package integrated design 25 designed thermostat with alarm ADC0808)

DS1302+DS18B20+无线遥控应用程序(DS1302+ DS18B20+ wireless remote control applications)

IIc应用，AT24C512初始化，清零，存储，读取多字节存入 写入多字节(IIc applications, initialization, clear, store, read, write more bytes into a multi-byte)

这是一个有关AD7689的程序，只有驱动部分，使用的CPU是msp430F149。可以采集8路数据。不过数据在主程序中需要处理下，不然会有波动。(This is a program about the AD7689, only the driving part, CPU use is msp430F149. 8-way data can be collected. However, the data need to be addressed in the main program, the otherwise subject to fluctuations.)

USB2.0原理与工程开发光盘 欢迎下载(The USB2.0 principles and engineering development of CD-ROM Download)