So with the DDS

串行DA，MAX549PDF及汇编原程序，测试成功。51控制。-serial DA, and the compilation of the original MAX549PDF procedure, tested successfully. 51 control.

c8051f020的应用程序,主要为对ADC0的应用,使用其内置的温度传感器读取其片内温度值,并可以设置模拟输入口检测电压值-C8051F020 applications, mainly for ADC0 applications, using its built-in temperature sensor to read the chip temperature, and can set the analog input voltage value detection

51操作系统RTX51应用,对任务的调度会有很好的了解,很适合初学操作系统的人,另外加了PROTUES对操作系统的仿真-51 operating system RTX51 application of the mission will have a good understanding of scheduling, it is suitable for beginners operating system, and added another on the operating system PROTUES Simulation

一些单片机的51实例，仅供参考-some of the 51 examples for reference purposes only.

采用8051单片机驱动四位数码管的定时器系统。采用keil编译-used 8051 four-driven digital control timer system. Compiled using keil

基于51系列单片机实现8字数码管对时钟秒表的显示-MCU eight characters of the digital clock shows the stopwatch

由4X4组成16个按钮矩阵，设计成16个音。 可随意弹奏想要表达的音乐。 -By the 4X4 matrix composed of 16 buttons, designed to tone 16. Free to play the music you want to express.

对16*2字符型点阵驱动的C51代码，已经在拓普微上测试通过。

ppt格式的，arm7的一个讲座的一部分，对设计lcd非常有用-ppt format, arm7 of a lecture as part of the design is very useful lcd

lcd驱动包含中文字库,gb2313.可带触摸屏-lcd drive contains Chinese characters, gb2313. May bring Touchscreen