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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]
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With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
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Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
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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]
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0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
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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]
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0 Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressur...[Details]
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System Block Diagram
The system uses DSP56F826 chip as the core control module and CMOS digital image sensor chip. The image acquisition resolution can reach 640×480 pixels. When high-re...[Details]
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Tags: digitization, analog technology, digital technology
1. Introduction
The ability of digital electronics to quickly and accurately collect image, voice and audio data from our...[Details]
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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]
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The Cirrus CS485xx DSP family provides high-performance post-processing and mixing of digital audio. Dual clock domains provided on the PCM input allow mixing of audio streams with different sampli...[Details]
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1 Introduction
The measurement and monitoring of electrical parameters are an important part of the power system. Starting from the engineering practice of the test system, this paper completes the...[Details]
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1. Introduction
MG3692B signal generator
The frequency modulation function (FM) can generate four frequency modulation modes with frequency deviation. The frequency deviation can r...[Details]
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Rechargeable battery packs can prematurely degrade if any one or more cells are allowed to over-discharge. When the pack reaches a fully discharged state, the ILOAD•RINTERNAL voltage drop of the weake...[Details]
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1 Introduction
In production, many machines require both forward and reverse rotation, and often require rapid starting and braking, that is, a reversible speed regulation system is needed. The...[Details]
Analog electronics
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