Digital tube display, hopes and U.S. exchanges, will this process of the Progres...

u-boot源代码，不支持lcd(440BX)-u-boot source code and does not support lcd (440BX)

超声波测距模组使用说明书 电路图 程序 绝对有参考价值 -Ultrasonic Ranging Module Manual Schematics procedures have absolute reference value

51单片机的资料，我没打开，不清楚能不能用。-51 SCM information, I never opened, can not use.

监视室内温度并获取温度，当温度到达60摄氏度以上即发出警报 -Monitor the indoor temperature and obtain the temperature, when the temperature reaches above 60 degrees Celsius that the alarm

十种软件滤波.rar介绍了十种软件滤波的方法,不过我建议还是使用模拟滤波方法好.-10 kinds of filtering software. Rar introduction of dozens of software filtering method, but I suggest that the use of analog filtering methods or good.

实验学习型电子钟包括红外线控制密码da控制led亮度ad转换语音转换闹铃-Experimental study electronic bell, including infra-red control password da control led brightness ad-speech converter alarm

4*4按键扫描控制数码管显示 通过不同按键控制数码管的显示-4* 4 key scan control LED display

利用51单片机控制1602读写，方便易懂实用-51??1602д ?? ??

电机驱动电路 提供了H桥电路设计的几点思路和PWM的实现方法以。-Motor drive circuit provides the H bridge circuit design ideas and ways to realize the PWM.

关于LPC2100 芯片的PWM使用例子,网友开发时,可参考.-PWM on the LPC2100 chip, the use of examples, users develop, they can reference.