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...
I'm adjusting the driver of enc28j60 recently. It was successfully driven on f103 board before. Now it is transplanted to f407. I changed the library of f407, spi interface function and pin definition...
According to foreign media GSMArena, the full specifications of the Samsung Galaxy M52 5G mobile phone were exposed today. According to the whistleblower Ishan Agarwal, the phone will be equipp...[Details]
TDA8920 is a class D (switching) power amplifier IC produced by Philips. The device integrates analog circuits, digital circuits and two MOSFET half-bridge power stages on the same chip. It uses a 17...[Details]
A single-chip microcomputer is a small computer. Although a flea is small, it has all the organs and can even jump very high! Naturally, a data storage system is indispensable for a large computer, a...[Details]
Function of the circuit
When transmitting analog signals over long distances in the form of voltage, the signal source resistance or the DC resistance of the cab...[Details]
2018 can be said to be the highlight moment for Waymo, the leader in autonomous driving. In this year, Morgan Stanley, an internationally renowned investment bank, gave Waymo an extremely high valu...[Details]
Control circuit diagram
Control circuit diagram Resistor R28 is connected in series with the secondary winding of transformer T4 to detect the overcurrent of the lamp. The detected overcurrent is ...[Details]
AVR STK500 download line circuit production
I would like to clarify that I am using a crystal oscillator of 11.0592MHz. To change to a crystal oscillator of another frequency, you nee...[Details]
In the development of modern instruments, human-computer interaction functions are playing an irreplaceable role. Instruments with friendly human-computer interaction interfaces will be easier to o...[Details]
NVIDIA and King's College London have teamed up to build the first AI platform for UK NHS hospitals. To improve efficiency and data privacy, the NVIDIA DGX-2 AI system provides a federated learning i...[Details]
Recently, OnexBook announced that it will hold a new product launch conference for the OnexPlayer handheld game console at 17:00 on December 20, and is expected to release the OnexPlayer mini handh...[Details]
Data is the greatest wealth of an enterprise, and no company should take it lightly. Once data is lost, the enterprise loses not only the current wealth, but also the future development opportunities...[Details]
Chinese companies are accelerating the construction of lithium iron phosphate factories in the United States. In late September, Wanrun New Energy announced that it would invest in the "Wanrun New ...[Details]
The iPhone 13 has gone from future tense to present tense. For the Apple team and industry chain partners, a large part of their energy will begin to shift to the development of the next-generation p...[Details]
The "Lithium King" with a market value of over 200 billion yuan was put under investigation. On the evening of July 3, Ganfeng Lithium (002460) issued an announcement that the China Securities Regula...[Details]
According to the Inquirer, in the field of 5G, the US government seems to always have many doubts about Chinese private enterprises such as Huawei and ZTE. Recently, the United States has asked its a...[Details]