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Recently, the Shenzhen Science and Technology Innovation Commission announced the projects to be funded for the 2022 general technical research projects, and 205 projects are expected to receive a to...[Details]
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Speed determination circuit
The core of the speed discrimination circuit is a re-triggerable monostable CD4538 (Figure 2). When the microcontroller controls the stepper motor to run, the phase-...[Details]
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1. Project Introduction With the continuous deepening and development of China's reform and opening up process, environmental issues have become the focus of people's keen attention. With the continu...[Details]
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After the Meizu Blue new product launch in 2015, the then Meizu President Bai Yongxiang, in an interview with the media, joked that Meizu was a small factory. Since then, Meizu has been known as the ...[Details]
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The W181 series is a new device (W181-01/02/03) launched by Cypress in 2000. This series combines the latest technology of PLL spread spectrum frequency synthesis, and modulates the output frequenc...[Details]
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The application field of embedded systems is becoming more and more extensive. Interference or harsh environment often affects the stability and reliability of embedded system operation. Reset is a k...[Details]
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//Author: Zhongshan Dong Hao Time: 2010
//Function: 4-digit digital tube can display hour, minute, month, day, year; perpetual calendar, hourly time announcement, automatic (or manual) shutdown of t...[Details]
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With the rapid development of automobile technology and the increasing demand of consumers for automobile comfort and ease of use, more and more automotive electronic devices are becoming more inte...[Details]
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A stepper motor (pulse motor) is an actuator that converts electrical pulses into angular displacement. It is an actuator of digital control. It can control the speed and acceleration of the motor b...[Details]
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Based on the latest analysis of the global market for test equipment asset management and optimization, Frost & Sullivan awarded Electro Rent the "2019 Company of the Year Award", Electro Rent leads ...[Details]
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In the past two years, we occasionally encountered the situation of burned terminals when using our machines. This situation attracted our attention. We wondered whether there was a defect in our e...[Details]
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The increasing power requirements of high-performance microprocessors in automotive multimedia information processing (e.g., infotainment products) have led to many design issues such as interferen...[Details]
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On November 5, the 4th China International Import Expo was grandly held in Shanghai. QCraft, a leading domestic autonomous driving company, appeared in the automobile exhibition area and released the...[Details]
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In order to maintain road safety and order, prevent and reduce traffic accidents, protect personal safety, protect the property safety and other legitimate rights and interests of citizens, legal per...[Details]
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On October 30, The Information's latest report pointed out that the standard version of the iPhone 17 has passed the early development stage. Apple's partner Foxconn is carrying out early manufactu...[Details]
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