[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...
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Most cameras on the market use chips manufactured by Japanese companies like Sony, Sharp, Panasonic, and LG. South Korea now has the capability to produce chips, but the quality is somewhat inferio...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Currently, PLCs are widely used in various industries, including special machine tools, machine tools, control systems, building automation, steel, petrochemicals, electricity, building materials, ...[Details]
With the rapid development of the automotive industry, automotive requirements for control, communication, and network management are becoming increasingly stringent. Hardware platforms based on 32...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
summary
NFC (Near Field Communication) is a short-range, high-frequency wireless communication technology that allows contactless, point-to-point data exchange (within ten centimeters) between...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]
The development of electric vehicles is unstoppable. More and more people are choosing new energy vehicles. With the subsidies provided by the state and the shortage of resources, new energy vehicl...[Details]
Recently, seven A-share listed companies have responded intensively to disclose
their progress in
the solid-state
battery
sector.
On the battery side, Penghui Energy,
Guoxuan H...[Details]
In recent years, portable electronic devices such as mobile phones, digital cameras, music players, tablets, ultrabooks, and laptops have become almost a necessity, raising safety concerns. Besides...[Details]
With the improvement of living standards, buying a car has become a very common thing. New energy vehicles have gradually become the focus of consumers' attention. When buying a car, what are the d...[Details]