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ARM Linux external interrupt processing
Recently I am learning the whole set of external interrupt processing of ARM Linux. I have collected some information on the Internet and I have almost under...[Details]
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Table of safe current carrying capacity of insulated wires
Note: The maximum allowable operating temperature of the wire core is 65°C, and the ambient a...[Details]
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1 Introduction The DC resistance test of transformer windings is one of the main items of transformer factory and preventive testing. According to the IEC standard and the national standard GB10...[Details]
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When developing electronic products with processors, how to improve anti-interference capabilities and electromagnetic compatibility?
1. The following systems should pay special attention to a...[Details]
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Create a new IAR environment STM32 project and report an error: Error : section placement failed: unable to allocate space for sections/blocks with a total estimated minimum size of 0x9ca8 bytes in ...[Details]
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The world's first mechanically driven car, the Fardier de Cugnot, was invented in France in 1769. By 1900, the US automobile industry was inf...[Details]
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Quectel Communications announced that it has joined hands with Qualcomm Technologies to jointly support the innovation of the Hongqi E-HS9 model in the field of intelligent connected technology. The ...[Details]
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On December 17, Reuters reported that people familiar with the matter pointed out that the Biden administration has not yet decided whether to block the sale of more U.S. technology to Chinese chipma...[Details]
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As detailed in a regulatory filing in February, Apple's senior vice president of retail, Angela Ahrendts, will leave the company today, with April 15th, local time in the United States, being her las...[Details]
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In response to the application requirements of offline
LEDs
in general lighting,
LED drivers
must provide electrical isolation, high efficiency, PFC 0.90 and TRIAC dimming functi...[Details]
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introduction
In most countries, taxis are a very common and convenient means of transportation. Most developed countries have built a complete taxi dispatch system to achieve efficient tax...[Details]
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Introduction
In recent years, advances in electronic technology have created conditions for many innovations and improvements in the healthcare industry. Challenges facing healthcare equip...[Details]
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After the Keil MDK compiler compiles, the information bar will display the compilation status, which includes the FLASH and SRAM information. As shown in the figure below, /************************...[Details]
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汽车黑匣子就是汽车行驶记录仪，它是用来记录汽车在行驶中的状态。随着黑匣子在飞机上的成功运用，越来越多的国家也在汽车上运用这种技术。早在1990年以前欧共体就通过了在汽车上安装黑匣子的立法，要求欧共体的15个成员国在10年内给使用中的900万辆商用车中安装这个装置。美国、日本、香港及马来西亚等国家和地区也相继广泛使用汽车黑匣子
。从使用的效果来看，汽车黑匣子不但可以在事故放生后...[Details]
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Lightweight, small, and highly efficient "green power" has become the development direction of power products. "Soft switching" technology is to introduce buffer inductors and capacitors into the swi...[Details]
Analog electronics
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