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Let's take the key interrupt as an example to see how to use the interrupt based on the number of devices: Device Tree: tq2440_key { compatible = "tq2440,key"; interrupt-paren...[Details]
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1 Introduction
Lithium batteries have the advantages of high specific energy and low self-discharge, making them an ideal power source for portable electronic devices. In recent years, with the...[Details]
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The World 5G Conference officially opened. Zhao Jingchun, Chairman of China Radio and Television, attended the conference and delivered a keynote speech at the main forum. ...[Details]
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The MAX690A/692A in the microcomputer power supply monitoring circuit has the function of monitoring the microcomputer system power supply and the backup power supply switching. It consumes little po...[Details]
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The basic knowledge of digital tubes has been explained almost. Let's do a question to end the learning content of this chapter. 1. Question requirements The development board needs to be powered ...[Details]
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u-blox launches ultra-compact, feature-rich System-in-Package ANNA-B4 Bluetooth Low Energy module for industrial and indoor positioning applications
ANNA-B4 features Bluetooth long-r...[Details]
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TF International analyst Ming-Chi Kuo recently released a forecast that Mini LED displays will be an innovative technology in the next two years. He also expects that iPads and MacBooks equipped with...[Details]
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1. Introduction
With the development of electronic technology, weighing technology is also constantly improving. From the world level, weighing technology has gone through four stages, from th...[Details]
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As the number of electronic components in vehicles increases, the trend of automobile manufacturers outsourcing components is becoming increasingly obvious. Component manufacturers that undertake t...[Details]
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A typical power line filter is shown in Figure 1. The coils of L1 and L2 are wound in the same direction on the same magnetic core. The magnetic flux generated by the two inductors for the differentia...[Details]
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1. Prepare MDK-ARM+JLINK+STM32 software package
1.
Download RealView MDK-ARM 3.80a (MDK-ARM V3.80a, MDK3.80a) version
mdk380a_mcu123.rar from http://www.mcu123.com/news/Soft/embsof/arm/2009...[Details]
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Colorimeters are widely used in color management in industries such as plastics, printing, paints and inks, textiles and clothing. Based on the Lab and Lch principles of the CIE color space, they ...[Details]
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In a live broadcast on the afternoon of October 27, financial writer Wu Xiaobo asked Dong Mingzhu, chairman and president of Gree Electric Appliances, whether to provide chassis for Tesla, and receiv...[Details]
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According to Macrumors, Apple analyst Ming-Chi Kuo updated his report yesterday and said that Apple's mini-LED display hardware development has not been significantly affected by the global hea...[Details]
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On October 27, the 2024 China Industrial Transfer Development Matchmaking Event (Gansu) New Energy Equipment Manufacturing Industry Special Matchmaking Event was held in Lanzhou. Cheng Xiaobo, member ...[Details]