MATLAB offers advanced features and strong industry adoption but comes at a higher cost. Scilab provides a free, open-source alternative with solid numerical computing tools. The choice depends on the ...

DHT11和DHT21是学习单总线通信中常见的传感器，在毕业设计中也常常用来测量环境的温湿度数据。 （1）、DHT11和DHT21供电范围都是3V~5.5V，对于STM32单片机，我们VDD引脚接3.3V即可；（2）、DHT11的手册中说，SDA数据引脚接线长度短于20米时，用5K上拉电阻。大于20米时 ...

MATLAB (short for Matrix Laboratory) is a powerful software tool used for technical computing and visualization. It is widely used in a variety of fields, including engineering, science, finance, and ...

If you haven’t discovered MATLAB shortcuts yet, you really should. Shortcuts are very useful and could save you a ton of time and effort. For instance, if you find yourself typing the same lines of ...

DHT11温湿度传感器是数字式的，包括1个电阻式感湿元件和1个NTC测温元件，内部自带AD转换功能，采用单总线，具有响应快、抗干扰能力强、性价比高等特点。该模块总共4个引脚，其中两个是电源引脚VCC和GND，一个是数据引脚，还有一个为空引脚。 DHT11外部引脚 ...

Proteus是英国著名的EDA工具(仿真软件)，从原理图布图、代码调试到单片机与外围电路协同仿真，一 键切换到PCB设计，真正实现了从概念到产品的完整设计。是世界上唯一将电路仿真软件、PCB设计软 件和虚拟模型仿真软件三合一的设计平台，其处理器模型支持8051 ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

[导读]传感器的DATA口需要接4.7K的上拉电阻。上拉电阻的作用是在单片机不进行输出以及传感器待机时，使得DATA口为高电平 ...

Abstract: In this paper, the researchers have developed an integrated device that is fast, user-friendly, and affordable. It will accurately determine the maturity level of papaya in order to know the ...

参与全志在线与极术社区联合举办的开发板试用活动，收到寄来的全志XR806开发板，之前用过很多全志的SOC芯片，但是像这种无线芯片还是第一次用。这次打算使用XR806芯片驱动一下DHT11温湿度传感器。 在SDK目录执行make build -j8编译结果如下 由于我是用hello_demo改 ...