XX-DHT11

说明：  古老电子荧光管做的数字钟，可以调时间。整点闹钟。(Electronic fluorescent tubes to do the old digital clock, you can transfer time. The whole point of alarm.)

对于单片机上的一些简单的开发程序和他们的应用(For some simple microcontroller development process and their application)

红外报警程序，利用红外发射实现自动报警，当有目标靠近，发出蜂鸣名声(Infrared alarm program)

一个模拟电子表的程序，有兴趣的可以研究研究(a simulated electronic watches the proceedings, interested can studies)

利用Arduino实现读取MPU6050的DMP四元数(Arduino MCU reads MPU6050 use a DMP quaternion)

说明：  51单片机的拼音输入法的程序，用C实现，(51 SCM Pinyin input method to the procedures used to achieve C,)

NTC热敏电阻计算器（B值、R25、指定温度、指定阻值均可计算，给定四个参数即可计算第五个参数）(NTC thermistors Calculator (B value, R25, specified temperature, the resistance can be specified calculation, four parameters can be calculated given the fifth parameter))

c51单片机18B20+lcd1602显示 ，c51单片机18B20+lcd1602显示(18b20 for C51 and lcd1602)

j1939在康明斯电控发动机上的应用情况和基本概念(j1939 electronically controlled Cummins engine in the application and basic concepts)

扫描4X4键盘,并将键值在数码管和8个LED上显示,同时将键值通过串口或RS232端口或USB发送给PC机接收并解码来自标准键盘的基本按键的扫描码。(4X4 keypad scanning, and key in the digital tube and eight LED display, while the key through the serial port or RS232 port or a USB send the PC to receive and decode the scan code of the key from the standard keyboard.)