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Not long ago, two primary school students in Wenzhou, Zhejiang Province, became popular online because of a video that could be called a "textbook elevator self-rescue". In the video, the two childre...[Details]
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Anona Security Technology Limited’s Anona Holo smart lock integrates the nRF5340 SoC and nRF7002 Wi-Fi 6 companion IC to provide secure Matter over Wi-Fi smart home connectivity
OSLO...[Details]
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Common situations in registers : When only writing a specific logical value to a register is valid and writing an inverse logical value is invalid (for example, only writing 1 is valid and wr...[Details]
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Testing process After testing, it was found that the instrument's RF main board component was damaged. Repair process After replacing damaged components on the control panel, engineers adjusted th...[Details]
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Excelitas Technologies® Corp., a global leader in innovative, customized optoelectronic solutions,
has introduced its new VTH21 series photodiodes for radon gas detection. Excelitas' low-capaci...[Details]
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In recent years, switching power supplies have developed rapidly due to their advantages of high efficiency, small size and good output stability. However, due to the high frequency, high di/dt a...[Details]
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"Open the door." "Close Sesame." "I want to go to the fifth floor." These childlike sentences are actually voice commands to control the elevator. In the current epidemic situation, elevators are ve...[Details]
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Alipay and WeChat's QR code payment is the mainstream method of mobile payment. In daily payment activities, more and more consumers prefer to use this payment method. The 113th PLA Hospital is a com...[Details]
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At present, domestic LED display screens mainly use 8-bit processing system, that is, 256 (28) grayscale levels. Simply put, there are 256 brightness changes from black to white. Using the three pr...[Details]
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LED schematic diagram and 2440 register description Assembly language programming to control LED lights .text /*.text section is where the processor starts to execute the code, specifying the sub...[Details]
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Renesas Electronics Expands Its Leading RISC-V Embedded Processing Portfolio with New Motor Control ASSP Solutions
Collaborate with ecosystem partners to build RISC-V-based ASSPs to ...[Details]
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Preface
This chapter uses a constant voltage-frequency ratio open-loop control method to drive the rotation of a permanent magnet synchronous motor. First, the control principle of the constan...[Details]
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1 Introduction
In some electronic instruments and equipment, an adjustable voltage source or current source with excellent performance is often required. In the past, operational amplifiers ...[Details]
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On June 28, Jiangxi Power Grid's key summer project - the Changxi Southwest 500 kV transmission and transformation project and the supporting 220 kV line were successfully put into operation, furth...[Details]
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In our previous blog notes, we have explained how improving the efficiency of electric vehicle powertrains can increase their range (Note I) and how better software controlling inverters and electr...[Details]