函数的ZZZ

说明：  arduinoIDE中的DHT11库文件(DHT11 library file in arduinoide)

此为基于stmf103的usb-hid程序，附加上位机界面通讯程序基于C#(This is a stmf103 based USB-HID program, and the additional host computer interface communication program is based on C#)

Oracle 绿色客户端，全部源码开发。(Oracle green client, all source code development.)

1 SVD COMP-SVD分解例程。 2 svdCOMP-SVD分解程序。 3 采取MXN矩阵A，并将其分解成UDV，其中U、V是 4 左右正交变换矩阵，D是A 5 奇异值对角矩阵。(svdcomp - SVD decomposition routine.)

说明：  基于51单片机的红外线解码，控制继电器的开关，从而控制灯等电气的开关，实现简单的红外线无线控制。(Infrared decoding based on 51 single-chip computer controls the switch of relay, so as to control the switch of electric lights and so on, so as to realize simple infrared wireless control.)

放大器,用于信号放大，信号调理电路。高性能，低功耗。不错的选择。值得信赖啊(Amplifier, used for signal amplification, signal conditioning circuit.High performance, low power consumption.Good choice.trustworthy)

本设计利用现代电子技术、传感器技术等，设计出一款测量准确、简单易用，造价便宜的电子心率计。此心率计总体包括了红外心率检测电路、前端信号处理电路、控制电路和电源转换电路。并用C语言编写控制程序，实现对电路的控制。(This design uses modern electronic technology, sensor technology, etc. to design an electronic heart rate meter with accurate measurement, simple use and low cost. The heart rate meter includes infrared heart rate detection circuit, front-end signal processing circuit, control circuit and power conversion circuit. The control program is written in C language to realize the control of the circuit.)

说明：  wireless charging design.(wireless charging)

说明：  杰奇cms百度自动推送插件下载，杰奇百度自动推送工具V1.0(Jackie CMS Baidu automatic push plug-in download, Jackie Baidu automatic push tool V1.0)

说明：  基于STM32的贪吃蛇小游戏，通过按键控制蛇的方向，外接两个按键。液晶屏显示(Based on STM32 Snake Eating Game, the direction of the snake is controlled by keys, and two keys are attached. LCD Displa)