[size=5]DAO layer: The DAO layer is mainly responsible for the work of the data persistence layer. Some tasks responsible for communicating with the database are encapsulated here. The design of the D...
[i=s]This post was last edited by coyoo on 2015-8-14 16:50[/i] Altera's latest main push is the Cyclone V, Arria V GX and high-end Stratix V series. Compared with the previous series of products, in a...
[size=4][color=#ff8c00]Hello, everyone. Another Chinese Valentine's Day is coming. Engineers, are you surrounded by pink hearts? [/color][/size] [size=4][color=#483d8b]Every year on Chinese Valentine'...
I have a project that needs 4 cameras. I have been looking for a development board for a long time. It seems that all the development boards of Samsung 6410 only have one CMOS interface, and the USB H...
~I saw some good posts about UWB shared by netizens in the forum, so I’m here to summarize them~~For a quick overview of Ultra Wideband (UWB), see here:Background and Principles
Ultra-wideband ( UWB )...
[align=left][font=tahoma, arial, sans-serif][size=12px][b]QT[/b] provides thread support in three forms. They are: 1. Platform-independent thread class, 2. Thread-safe event delivery, and 3. Cross-thr...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]