1. DC superposition characteristics of chip ferrite beads
Chip ferrite beads are an inductor that uses ferrite. Therefore, when a large current passes through, special attention needs to be paid to pe...
"Introduction to Electromagnetic Compatibility" comprehensively and systematically describes the basic principles and design methods of electromagnetic compatibility. The book is divided into two part...
[i=s]This post was last edited by hazhuzhu on 2021-12-29 00:13[/i]Preface
The following is a detailed process record of learning OpenHarmony3.0 Raspberry Pi 4B porting, with main references: Official ...
This is the design reference of ADI's pH meter. The parameters say that it can measure 1GΩ internal resistance signal. The reference standard is 100MΩ.
First one:This is the block diagram, there is no...
Low-code application development enables enterprises to quickly build and deploy customized web and mobile applications without writing code, greatly reducing the threshold for application developmen...[Details]
ZTE recently released the Blade X1 5G phone in the United States. This phone is a locked model customized for the American virtual network operator Visible. Visible is affiliated with Verizon and als...[Details]
This afternoon, domestic panel giant BOE announced its performance forecast for the first half of 2021, and it is expected that the net profit attributable to shareholders of the parent company in th...[Details]
OPPO and OnePlus are making efforts Last year, OnePlus chose to merge with OPPO because today's mobile phone market is really different from before. In the past, the boutique strategy could capture...[Details]
In today's highly developed wireless communications, interference is definitely something that is unwelcome. It may cause noise, interrupted mobile phone calls, and disrupted communications. In cellu...[Details]
When it comes to future technology, the first thing that comes to people's minds may be flying cars or colonizing Mars. Although such a future seems very far away from us, we should not ignore th...[Details]
The structure of the timer/counter: PS: This involves the TCON and TMOD special function registers, see the 51 MCU special function register SFR article for details TH0, TH1: Two additive counting ...[Details]
Infineon AURIX™ and TRAVEO™ series microcontrollers expand support for IEC 61508 software and hardware technical indicators to help achieve SIL-3 industrial safety Industrial control systems mus...[Details]
Recently, BMW signed a strategic cooperation agreement with State Grid Electric Vehicle Company (hereinafter referred to as State Grid Electric). The content of the agreement covers three aspects: ch...[Details]
Principle and production of sound and light controlled delay switch Use the sound and light controlled delay switch to replace the switch on the corridor of the residential area. Only after dark,...[Details]
The following startup code is extracted from "ARM Embedded System Experiment Tutorial (I)".
1; Start the file, initialize the running environment of the C program, and then enter the C program code....[Details]
ARM microprocessors can support up to 16 coprocessors for various coprocessing operations. During program execution, each coprocessor only executes coprocessing instructions for itself and ignores ins...[Details]
The function of an oscilloscope is to transform invisible electrical signals into visible images. The better the oscilloscope, the better it can restore the true appearance of the signal. We certainl...[Details]
On October 21, the Gansu Provincial Department of Industry and Information Technology publicly solicited opinions and suggestions on the "Implementation Plan for the Construction and Operation Mana...[Details]
Analog electronics
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