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0. Introduction In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]

No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor. ARM has 37 registers, including 31 general registers and ...[Details]

Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]

0 Introduction Ultrasonic waves are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]

LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting. 1 LED lamps have high light efficiency C...[Details]

This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]

As the automobile consumer market heats up, the safety performance of automobiles has attracted more attention from consumers. When driving at high speed, tire failure is the most worrying and diff...[Details]

1. Sensor According to the national standard GB7665-87, a sensor is defined as a device that can sense the specified measured quantity and convert it into a usable output signal according to a...[Details]

In recent years, the rapid development of high-performance digital signal processing chip DSP (Digital Signal Process) technology has made it possible to realize real-time speech recognition. Amo...[Details]

Tags: Intelligent Video Video Surveillance HD Video Currently, intelligent video analysis technology is gaining more and more attention in the security industry, and many projects have...[Details]

Battery Capacity Meter The electromagnetic capacity meter circuit is specially used to estimate the capacity of cadmium nickel batteries and judge their charging effect. The ...[Details]

Timed AC power circuit with power supply of 0-1 hours The AC power supply 555 with a power supply of 0~1 hour constitutes a timer within 1 hour. J is the coil impedance 212Ω IRC MR312...[Details]

Solar water heating, solar air conditioning, solar or wind powered street lights... The energy required for office buildings, residential communities, resort hotels, factories, schools, transportat...[Details]

There are multiple groups of fuses related to device configuration and operating environment inside the AVR microcontroller. These fuses are very important. Users can set and configure the fuses t...[Details]

NI LabVIEW is a graphical programming language that uses icons instead of text lines to write programs. It is used to quickly create flexible and scalable test, measurement, and control appli...[Details]