Does anyone know why the error "0x89731706 Device Connectivity Component" appears during debugging (C#2005)? There was no problem before, but it suddenly appeared today!...
[i=s]This post was last edited by nemon on 2022-10-30 14:54[/i]I was going to make an electronic tag with various components, but it didn't work out. Then I suddenly thought that ESP32-S2-Kaluga-1 has...
Oscillator circuit LM311 principle: Original author: http://www.aade.com/lcm2binst/LC2Binst.htm Oscillator IIBLC meter key is the oscillation circuit shown in Figure 1. LM311 is a voltage comparator. ...
[font=宋体][size=4]I don't like to pay attention to disaster news, except to see people dying~~[/size][/font] [font=宋体][size=4] The Eastern Star incident happened when I was eating in the cafeteria. The...
The school can apply for innovative projects, but I have no idea what to do now. Electronic technology is so advanced now that most of the technologies I can think of have been realized, and some are ...
I have used many kinds of ISPs, and the best one is MCUISP, which can read IC data and erase IC. Although I don't understand what it means, why can't I download it?I use IAR5.3, which starts from 0x00...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[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]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]