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Xiaopeng has always given people the impression of a hard-working man in science and engineering, just as Xiaopeng said of himself - "a technical guy." So, what have these "technical" men from scienc...[Details]
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1. Necessity Analysis Data communication is becoming more and more important in modern communications, and evaluating the bit error rate is the ultimate standard for judging the performance of the tr...[Details]
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This paper describes a relatively advanced design of AC voltage-stabilized power supply. This design is realized by pulse width modulator, high-speed electronic switch, high-frequency electronic tr...[Details]
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Usually when a pH meter fails, the first thing to do is to check whether there is a problem with the electrode that comes with the instrument . If there is an electrode, you can try replacing it. ...[Details]
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The rocket launcher distribution box plays an extremely important role in the completion of the rocket launcher's combat mission. It mainly controls the height and direction of the rocket launcher ...[Details]
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1 Introduction
At present, embedded systems have been widely infiltrated into people's work and life. From household appliances, information terminals, handheld communication devices to in...[Details]
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Recently, NXP Semiconductors announced the launch of a new automotive digital key solution that enables smartphones, remote control keys and other mobile devices to be securely stored , and enables n...[Details]
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In some cases where you need to buy relatively expensive electronic limiters, you can try using standard AGC fuses to protect your speakers. AGC fuses are small glass tubes with metal inside and metal...[Details]
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The circuits in this Design Idea take advantage of an inherent characteristic of the collector voltages in a single transformer push-pull dc/dc converter: they swing twice the supply voltage. When ...[Details]
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Multi-channel pulse amplitude analyzers and ray spectrometers are commonly used instruments in nuclear monitoring and technical applications. In the 1990s, foreign countries had already introduced ...[Details]
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1 Introduction
The MSP430 series of single-chip microcomputers is a 16-bit ultra-low power mixed signal processor launched by Texas Instruments (TI) in 1996. It is highly praised by users for ...[Details]
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In recent years, new energy vehicles have developed rapidly in China. Due to its high efficiency, energy saving, low noise, and pollution-free characteristics, it has become a new trend in the develo...[Details]
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High-speed devices use surface emitter chip technology with an excellent VF temperature coefficient of -1.0 mV/K
MALVERN, Pennsylvania, USA, Shanghai, China — July 24, 20...[Details]
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1 Introduction
When designing an automated test system, maximizing accuracy is often a key consideration. Determining how to maximize accuracy is always difficult. Most test engineers turn to the...[Details]
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#include
#define uchar unsigned char
#define uint unsigned int
void Delayus(uint US);
void Delayms(uint MS);
uchar led_discode ={0xc0,0xf9,0xa4,0xb0,0x99,
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