用串口DA5615实现数摸转化，并在LED上显示。单片机部分，并在KEIL下运行...

DS18B20温度测量，上下限温度设定测量（超出报警）-Upper and lower limits of temperature measurement (in excess of the police)

单片机I2C总线通信：主器件函数库，从器件函数库，单主器件I2C总线模拟子程序-Single-chip I2C bus communication: the main library device, from the device library, a single I2C bus master device simulation subprogram

单片机时钟代码， 单片机时钟代码-mcu clock code

最简单的TCP协议栈，只包括ICMP,ARP,TCP/IP等实用功能

51+sl811读写U盘的源程序＋原理图。想用51完成U盘读写的网友可参考参考。-51 sl811 reader of the source disk U+ diagram. With 51 to complete U-reader may refer to the website reference.

直接频率合成技术dds，开发环境Silicon Laboratories，经测试有用-Direct frequency synthesis dds, development environment, Silicon Laboratories, have been tested and useful

12232液晶驱动和时间显示。矩阵键盘源代码-12,232 liquid crystal display driver and time. Matrix keyboard source code

GPS定位信息的单片机控制显示系统，主要讲述GPS模块常用的NMEA0183命令，并且给出单片机的访问-GPS positioning information display system of single-chip control, mainly on the GPS module used NMEA0183 orders, and gives access to single-chip microcomputer

关于显示的程序，采用太阳人公司生产的液晶模块，可直接引用。-show on the procedures for using solar company production of LCD module, which can be directly invoked.

多种A/D转换芯片在MCU应用中的驱动程序，C语言原代码-multiple A/D converter chip MCU application of the driver, the original C language code