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As the world becomes increasingly intelligent, the semiconductor industry undoubtedly plays a vital strategic role. With the extension and upgrading of the industrial chain and facing a complex and...[Details]
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Amplifier designers have long favored the ability to use load-pull systems to develop impedance matching networks for selected transistors. In linear systems, this is simply done by using the compl...[Details]
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GM's next-generation twin-turbocharged V6 engine is one of the main products of its future powertrain. It will be used in the 2014 Cadillac CTS Vsport mid-size car and XTS Vsport full-size l...[Details]
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According to Gartner's forecast, by 2020, the number of IoT devices worldwide will exceed 20 billion. At the same time, the devices themselves are becoming more and more intelligent. The implementati...[Details]
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Phase sequence detection of three-phase AC power supply is also of great significance in industrial and agricultural production. In many cases, reverse phase sequence is not allowed, such as wate...[Details]
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"I originally downloaded "Genshin Impact" with a critical attitude, but now I really like it!" This is the personal experience of a player around me. "Genshin Impact", this domestic open world acti...[Details]
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All LED lamps have this fatal flaw, and so far, no one has proposed a good solution. All those who work on LED power supplies or finished LED lamps avoid talking about this problem and pretend not to...[Details]
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As a new energy form of energy conservation and environmental protection, microwave has been rapidly developed at home and abroad in recent years, and there have been many successful examples in ce...[Details]
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Recently, OPPO's termination of ZEKU chip business has become a hot topic, which is a shock to the entire Chinese chip industry. In addition to smartphones being stuck in chip-hit areas, the problem ...[Details]
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/************************************************LCD1602.c*************************************************************************/
#include "Atmel/AT89X51.h"
#include "delay.h"
#include "lcd1602...[Details]
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The biggest difference between LED lighting fixtures and traditional lighting fixtures is that LED lighting fixtures are completely electronic products, while traditional lighting fixtures ...[Details]
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The dual-purpose variable DC regulated power supply is a must-have instrument for radio enthusiasts to use during maintenance. Here is an output of ±1.25V~15V or +1.25V~30V, with an output current ...[Details]
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Commonly used single chip system RAM test method LED is called the fourth generation lighting source or green light source. It has the characteristics of energy saving, environmental protection, lo...[Details]
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In the 80C51 single-chip microcomputer, the clock frequency is known to be 6MHz. Please program P1.0 and P1.1 to output square waves with periods of 2s and 0.5s respectively. Please give the answer a...[Details]
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A previous Design Idea described a programmable current source using the National Semiconductor LM317 adjustable three-terminal regulator. Although the circuit can program the output current, the l...[Details]
PCB Design
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