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This is a very simple LED flash light with only three components: the flash IC LM3909, the LED indicator, and the electrolytic capacitor.
The power supply voltage is 1.5V, so it can be p...[Details]
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In applications such as industrial control, high-voltage measurement, and medical equipment, for safety reasons, it is necessary to introduce electrical isolation during signal transmission to reduce...[Details]
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When you use an 8- to 14-bit analog-to-digital converter (ADC) in your system, it is important to understand the converter's voltage reference path. Figure 1 shows a circuit that can accommodate th...[Details]
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What does 10X on an oscilloscope probe mean?
It indicates the multiple of the measured signal attenuation, which is used to increase the range. If the probe is 10× and the test voltage is selected ...[Details]
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Current status of charging pile development at home and abroad
The global new energy vehicle market is developing rapidly, and the demand for charging piles has also increased significan...[Details]
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Cars collect a lot of information—where you've been, how fast you've driven, where you've shopped, and so on. Modern driver monitoring systems go far beyond that. Today's vehicles...[Details]
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Broadcast speakers have a wide range of applications, ranging from professional audio to daily life.
Broadcast speakers are mainly used in the following professional fields:
Referenc...[Details]
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According to foreign media eeNews, semiconductors and information technology may become part of a series of sanctions imposed on Russia after Russia recognized two breakaway republics in eastern Ukra...[Details]
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DC current probes are essential for oscilloscope measurements. First, the probe must have minimal impact on the probed circuit and maintain sufficient signal fidelity for the measured value. If the p...[Details]
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Let's start with the timer. What is an interrupt? This is a difficult question for people who have just entered the MCU world, because when I first learned about microcontrollers, I didn't fully unde...[Details]
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January 11, 2021 - TDK Corporation (TSE: 6762) announced that Trusted Positioning Inc. (TPI), a TDK Group company and leader in inertial navigation software, has entered into a partnership with Uhnd...[Details]
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Introduction: The processor allows multiple exceptions to occur simultaneously, and they will be processed according to a fixed priority. When an exception occurs, the ARM microprocessor will perform...[Details]
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The design of outdoor LED lighting fixtures should comply with the latest technical specifications for outdoor lighting fixtures promulgated by our country, as well as urban road lighting design ...[Details]
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Program source code #include reg51.h #include intrins.h #include math.h #define uchar unsigned char #define uint unsigned int unsigned long Result,i; sbit SDA=P1^1; //PCF8591 interface s...[Details]
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The automobile positioning system is used to detect the parking position parameters and the geometric parameters of the car box, and provide plane coordinate data for the manipulator to operate wi...[Details]
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