Sorry, it's not very clear, I took this with my phone
First a full body photo~~Two switches are designed here, referring to the switch mode of previous flashlights. The self-locking switch above, pres...
Is there any protection or level conversion required between the computer parallel port and STC89C51? If so, is it the same as the MAX232 in the serial port? Is it just protection or does it need leve...
[i=s]This post was last edited by dontium on 2015-1-23 11:40[/i] In the "I Love Analog - TI Analog Blog In-depth Reading Season" organized by EEWORLD, I saw an article about precision rectification "S...
Nios II is a configurable 16-/32-bit RISC processor. Combined with a rich set of peripheral-specific instructions and hardware acceleration units, it provides a highly flexible and powerful SOPC sy...[Details]
Introduction to the principles of speech recognition technology
Automatic speech recognition (ASR) technology aims to enable computers to understand human speech and extract the textual inform...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[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]
We often hear about the precautions for using pure electric vehicles in winter, and many owners even develop relevant strategies, such as adopting a "charge as you go" principle for their vehicles,...[Details]
Electric vehicles are composed of three main components: electric motors, electric motors, and electric vehicles. Maintenance is much simpler than for gasoline-powered vehicles. Maintenance for ele...[Details]
Common Mode Semiconductor has officially launched the GM6503 series—a 5 V, 3 A synchronous step-down DC/DC power module designed for optical communications, servers, industrial applications, and FP...[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
As core electronic components used in vastly different fields, automotive-grade chips and mobile/consumer-grade chips exhibit significant differences in their...[Details]
French market research firm Yole Group released its latest report on the global automotive
semiconductor market
on July 31, 2025.
The report shows that the automotive semiconductor market w...[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]
On August 19, Reuters reported that people familiar with the matter said that Nvidia is developing a new AI chip based on its latest Blackwell architecture for the Chinese market. The performance o...[Details]
Mathematical functions are very important and are used in many situations such as analog quantity processing and PID control.
(12) Calculate sine value instruction (SIN)
The "Calculate Si...[Details]
New energy electric vehicles are energy-saving, environmentally friendly, have low operating costs, and enjoy strong support from national policies. With the growth in sales of new energy electric ...[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]
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