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Description: L293 motor drive schematic
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L293 contains a 4-channel logic drive circuit. Except for L293E which has 20 pins, the others are all 16 pins. The rated working current is 1A...[Details]
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DMA is a bus that copies data from one address space to another without using the CPU, which reduces the burden on the CPU and allows it to focus more on data operations. In order to reduce the burde...[Details]
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On April 19, the "Yanqi Health Talk·Technology and Medical Industry Salon" hosted by Yiou Big Health was held in Beijing. This salon brought together many people in the field of science and technolog...[Details]
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Emerging HMI and MEI applications require new imagers with low cost, high volume production characteristics and advanced functions. This article discusses the application and new features of such i...[Details]
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In pursuit of a more convenient, beautiful and comfortable life, advocating "Smart City" has long been a key construction project actively promoted by governments around the world. Building a smart c...[Details]
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With the rapid development of science and technology, there are many industrial gases in daily production that are harmful to the body. Because of the existence of these harmful gases, we mu...[Details]
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The progress of computer application technology has made the informationization and networking of journal editing processes a major trend. Online review and submission systems shorten the submissio...[Details]
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Today is a good day for the archer. He swept away the haze of six months ago and published an article to remind everyone not to doubt it anymore, because the huge wave of "new consumption" is coming....[Details]
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Introduction to LDO
LDO is a micro-power low-dropout linear regulator, which usually has extremely low self-noise and high power supply rejection ratio PSRR (Power Supply Rejection Ratio)....[Details]
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According to a report by the Wall Street Journal on February 17, people familiar with the matter revealed that the U.S. Department of Defense no longer opposes the Trump administration's efforts ...[Details]
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Current digital cameras are mainly powered by
batteries
, and only use transformers indoors
.
However, perhaps many friends do not think that the battery of a digital camera i...[Details]
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describe
The LT®3692
is
a dual channel, current mode PWM step-down DC/DC converter with two internal 3.5A switches. Independent input voltage, shutdown, feedback, soft-start, curre...[Details]
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In the era of information explosion, data computing and storage electronic devices are increasingly pursuing lightweight, high performance, and low energy consumption. In recent years, layered ferroe...[Details]
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According to the "Science and Technology Innovation Board Daily", it was learned from the supply chain that the OLED screens for the other two models except the iPhone 12 Pro and iPhone 12 Pro...[Details]
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Real-time supply chain visibility and increased transparency into purchase orders help synchronize all aspects of a high-tech global supply chain, improving customer service.
Over a...[Details]
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