[font=微软雅黑][size=3]This morning I posted a discussion about [url=https://bbs.eeworld.com.cn/thread-509303-1-1.html]whether to buy an air purifier or a fresh air system[/url], and I was quite touched b...
The compile buttons of my modelsim and modelsim-altera are both gray.
Can any experts please tell me how to solve this problem? Thank you!
I searched on Baidu, but it doesn't work....
Abstract: This paper introduces the composition and working principle of the taxi meter system, and briefly describes the design concept and implementation process of the digital system using a single...
1. Use a self-resetting normally open button; 2. You can use any number of relays (ordinary relays). Requirements: Control a light bulb. Press the button once, the light turns on; press it again, the ...
I would like to ask why the plug-in components on the Siemens PS307 power supply circuit board are so difficult to remove. I used a constant temperature soldering iron to remove them for a long time, ...
1. Introduction to OLED:
Our screen uses a resolution of 128*64 , and the driver IC should be SSD1306 , which just supports 129*64 , but it is a monochrome screen and uses the spi interface.首先初始化io口:c...
As more and more consumers purchase new energy vehicles, the safety of electric vehicles has become a major concern. This has been particularly prominent following a series of electric vehicle fire...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
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]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[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]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[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]
"I want to ask why there are so many manufacturers making mobile phone CPUs, but only Intel and AMD make computer CPUs?"
The progress of domestic PC CPU production has disappointed many ...[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]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]