Frequency band usage and characteristics of mobile communication: The reasons why early mobile communications mainly used VHF/UHF: 1) VHF/UHF frequency bands are more suitable for mobile communication...
I want to use timerB to output pwm signal. I connected 8M crystal between xin and xout on p4.0 and p4.1. But when I use ACLK, TBR does not count. But when I change to SMCLK, TBR changes and counts. Bu...
I was recently testing a flyback switching power supply. During the low-temperature test, I found that the power supply's load capacity was weaker at low temperatures than at normal temperatures. At n...
As the title says, our company is looking for OEM manufacturers of medical consumer electronics such as blood pressure monitors and ear thermometers. If you are interested, please contact [email]zhaox...
[size=2]Digital-to-analog converters (DACs) are very versatile devices whose capabilities extend far beyond level setting to communications, video, audio, potentiometers and variable resistor replacem...
I participated in TI's electronic design competition and used TI's graphics driver library to make an LCD driver. TI's graphics driver library is divided into three layers: the bottom driver layer, th...
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
This series of articles aims to help readers have a brief understanding of the Hongke KPA Automation system and to quickly get started with MoDK, including: an introduction to Hongke KPA Automation...[Details]
Since entering the electronic components industry, I've learned that electronic components come in different packaging types. Some people have argued that different types of components may look the...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]
Let’s first take a look at the development concept of the EVD series.
The EVD control module is specially developed for operation in extreme environments. Components that meet these requiremen...[Details]
Which one has lower driving cost, electric vehicles or fuel vehicles? This is a topic of great concern to car users. Structurally, electric vehicles do not have mechanical transmission systems such...[Details]
introduction
At present, all major countries in the world are vigorously developing marine affairs. However, there are various uncertainties and unknown factors in the ocean. Underwater robots...[Details]
Do electric cars emit radiation? The answer is: yes! In fact, electromagnetic radiation is ubiquitous in our lives. The Earth itself is a large magnetic field. The interaction between electric and ...[Details]
The core of electric vehicle technology lies in the "three-electric" system: the electric drive system, the battery system, and the electronic control system. These three systems constitute the key...[Details]
This article describes how to achieve constant-pressure water supply through PID control using an Allen-Bradley PLC-5 processor in conjunction with a SAMI STAR inverter. To ensure safe and reliable...[Details]
Central media outlets published an article: H20 is neither environmentally friendly, advanced, nor secure.
Recently, the new media account "Yuyuan Tantian" under China Central Television...[Details]
China's tightening control over rare earth elements (REEs) is reshaping global supply chains and triggering ripple effects across high-tech industries, according to a detailed analysis released by ...[Details]
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