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I recently encountered a strange phenomenon when debugging a project: in the debugging state, assigning different values to the timer capture compare register can generate waveforms with different d...[Details]
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1. Use analog multimeter to distinguish the polarity of light-emitting diodes. The method of using analog multimeter to distinguish the polarity of light-emitting diodes is the same as that of or...[Details]
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On April 21, 2022, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary WPI has launched
the OP-Killer AI prototype de...[Details]
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With the rapid development of computer and digital image processing technology, video surveillance technology is widely used. Traditional video surveillance systems use a single camera to monitor a...[Details]
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Robots are known as "the jewel in the crown of manufacturing". Their research and development, manufacturing and application are important indicators of a country's scientific and technological i...[Details]
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Maxim introduces single-chip VCSEL driver for SFP+ Ethernet and Fibre Channel applications
Maxim introduces the MAX3799, a single-chip VCSEL driver and dual-channel limiting amplifier solu...[Details]
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Q: How is the context saved when ARM enters IRQ interrupt from SVC mode? Answer: When saving the scene, when in svc mode, the cpsr register is written to the spsr_irq register in irq mode, not the sp...[Details]
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1. Transplantation Environment
Host: VMWare--Fedora 9
Development board: Mini2440--64MB Nand, Kernel: 2.6.30.4
Compiler: arm-linux-gcc-4.3.2.tgz
u-boot：u-...[Details]
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introduction Electromagnetic compatibility (EMC) requires that electronic and electrical devices must have the ability to work normally in a certain electromagnetic environment. Testing and researchi...[Details]
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introduction
With the rapid development of electronic technology, modern electronic measuring devices often require negative power supplies to power their internal integrated circuit chip...[Details]
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Experimental platform: Zhengdian Atomic Battleship Development Board System: Windows 7 64-bit Compiler: MDK 4.72a Reference routines: ATK serial port routines, Wildfire ISO serial port routines E...[Details]
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News on the morning of October 15th, Chinese mobile phone manufacturer OnePlus held a new product launch conference in China today, launching the OnePlus 8T mobile phone, priced from 3,399 yuan. Unl...[Details]
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The main purpose of any electromagnetic scanning technology application is to help designers understand the electromagnetic characteristics of their circuit boards as much as possible in order to opt...[Details]
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In recent years, the high-brightness light-emitting diode (HB-LED) market has grown rapidly, and LED efficacy (in lumens per watt or lm/W) has more than doubled, making it more suitable for many new a...[Details]
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Non-contact temperature sensor, also known as infrared temperature sensor, is a sensor that determines the temperature of an object by measuring the infrared radiation emitted from the surface of t...[Details]
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