The fast charging protocol is the "language" required for the charger and the device to communicate and shake hands. Only after the correct "dialogue" can the "handshake" be successful and fast chargi...
Hello everyone, I am very happy to be selected for this power bank disassembly. I chose the Black Cat Bit Fast Charger, which costs 69 yuan, but when I received it, I received the Xiaomi 22.5 Fast Cha...
Do I need to draw my own circuit board for the electronic competition? Or do I use a ready-made development board?
Do you need to do the welding yourself?
Newbie, please help! I'm about to cry!...
How to configure random generation of parameters (Get request with parameters) when using jmeter tool for interface stress testing? This is my first time using this tool. I have searched a lot of info...
A few days ago, I saw a video on the Internet. There was an owner who was not at home most of the time. He went home for one day in a certain month. As a result, he received a reminder for electricity...
In many circuits, one power supply may correspond to multiple loads. Sometimes the power supply of the load needs to be switched, and sometimes the load needs to be current limited. The usual method i...
OmniVision’s New 4-MP Image Sensor Using OmniPixel® 3-HS Technology in a Small Package Brings High Resolution to Smart Home Security Cameras
The OS04L uses a 2.0-micron pixel size an...[Details]
Project description: This project is a high-precision meter that I made impromptu last winter. The expected accuracy can reach the level of a 6.5-digit meter. Since I don’t have a 6.5-digit to 8.5-di...[Details]
A few days ago, a friend raised a question in the group.
The MODBUS communication program he made originally only needed to read 1 word/bit from the communication, but he found that the cross-...[Details]
Purpose: Key driver, obtain key value by querying. Write out the framework: a.file_operation structure; b. Register the file_operation structure in the entry function and unload it in the exit func...[Details]
First of all, STM8 has three low-power modes, namely waiting, active shutdown and shutdown. Please read the official manual for the specific differences between the three. Here we only talk about t...[Details]
Artificial intelligence has become the biggest trend of this era. As the link with the most connections in "food, clothing, housing and transportation", smart connected cars have also been pushed to ...[Details]
The 2016 Beijing International Auto Show not only brought us a visual feast of car exterior design, but also, as usual, major car companies competed in the field of technology. Although there are ...[Details]
More Moore and More than Moore drive the development of semiconductor industry Moore's Law is the core of the semiconductor industry. According to Moore's Law, the size of transistors sh...[Details]
1
Introduction
In many practical applications such as tunnel kiln temperature control systems and self-service lockers, we use the high-level
C
language of single-chi...[Details]
As a new type of display material, LED dot matrix has developed rapidly in recent years and has a good market prospect. Among them, LED large-screen display screens are widely used in industry,...[Details]
Now, some people have some fixed ideas about learning. When it comes to learning MCU, they will ask what to learn first. Some people say that they should learn C language first, then buy a MCU tutori...[Details]
1System hardware design
The system structure is shown in Figure 1. It uses AT89C55 and AT89C51, the 51 series single-chip computers produced by ATMEL Company, as the core. The host computer uses AT...[Details]
If you are characterizing a digital device, you would typically use a pulse generator to generate the required signal. However, for lower frequency applications like microcontrollers, you can use a l...[Details]
The industry believes that the main patents of dynamic random access memory (DRAM) in the world are controlled by Samsung, SK Hynix, Micron and other large companies. Taiwan has been unable to break ...[Details]
What is perception?
In the autonomous driving track, the purpose of perception is to imitate the human eye to collect relevant information and provide necessary information for subsequent deci...[Details]
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