I had the urge to do a series of topics on sound visualization. This topic is a bit difficult and covers a wide range of areas. The related FFT and FHT algorithms are also quite complicated, but I sti...
Competition in the smart speaker industry is becoming increasingly fierce, and major manufacturers are competing to develop more powerful and convenient products. Today's smart speakers have rich func...
"Electromagnetic Compatibility Design and Testing (4th Edition)" was written by Tim Williams, a famous British electromagnetic compatibility expert, and is divided into three parts. The first part (Ch...
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I am working on a design for a competition recently. I need to connect to a controlled mobile phone through the PC, and then use the USB of the mobile phone to control the microcontroller car, so that...
On the evening of April 28, Silan Microelectronics disclosed its first quarter report. The company achieved operating income of 1.475 billion yuan in the first quarter, a year-on-year increase of 113...[Details]
Introduction
Negative voltage buck converters are increasingly used to step down negative voltages (in absolute value). The main reason behind the growing demand is the standardizatio...[Details]
The typical interface circuit of 8051 single-chip microcomputer - serial expansion static display circuit is shown in the figure below:
Example 1: Compile a display subroutine according to the f...[Details]
High reliability, powerful functionality, high speed, low power consumption and low price have always been important indicators for measuring the performance of microcontrollers, and are also necessa...[Details]
Each IO of STM32F4 can be used as an interrupt input port for external interrupts, which is also the strength of STM32F4. The interrupt controller of STM32F407 supports 22 external interrupt/event re...[Details]
Equipment developed for industrial occasions usually has a 4-20mA output interface. In the past, single-chip systems without DAC modules required an external main chip DAC to realize analog quantit...[Details]
Sensor size
Selecting the right lens for an industrial camera requires understanding sensor compatibility. This article describes lens mount designs that are compatible with a variety of speci...[Details]
On November 8, the strategic cooperation signing ceremony between Heze Municipal Government and Xiamen Haichen Energy Storage Technology Co., Ltd. was held. Zhang Lun, Secretary of the Heze Municipal ...[Details]
2.1 MCU Internal Resources Three major resources: Flash: program storage space RAM: Data storage space SFR: Special Function Register 2.2 MCU Minimum System Three elements: power supply, ...[Details]
From May 17th to 19th, 2023, IOTE®2023 International Internet of Things Exhibition·Shanghai Station will have a grand opening at the Shanghai World Expo Exhibition and Convention Center. Xingzong IoT...[Details]
For many users who are looking forward to the new generation of iPhone, one of the highlights of this year's upgrade is how the new screen that Apple will use will perform. Display analyst ...[Details]
I believe that engineers are familiar with Agilent's network analyzers. Have you ever encountered network analyzer failures in daily use? The following is shared by the Antai Network Analyzer Repair ...[Details]
Recently, I took over a project that required some very basic microcontroller operations. The only thing worth mentioning was that due to the task requirements, I needed to use a single-line communic...[Details]
In the early morning of June 14th, Beijing time, at Tesla's annual shareholders meeting, CEO Elon Musk once again "made a bold statement", saying that the company's future market value may be more ...[Details]
In the field of energy storage, in addition to electricity metering equipment, there are a variety of products and technologies that can improve the efficiency and performance of energy storage s...[Details]