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one. Touch screen theory overview For the touch screen driver, we mainly need to master the touch screen driver code and application layer test code. The following is a touch screen driver based on M...[Details]
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On the morning of May 20, last month, well-known Apple product analyst Ming-Chi Kuo claimed that the rumored Apple headphones will go into mass production in mid-2020. A report from foreign med...[Details]
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Since October 2020, HMS Networks has been certified according to IEC62443-4-1:2018. The certification, performed by TÜV Rheinland, verifies secure product development lifecycle processes in industria...[Details]
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Portable electronic systems often require an external power source to charge their internal batteries through a wall adapter (AC-DC conversion subsystem). Most of today's battery packs use lithium ...[Details]
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Spring is the best season of the year. This spring, the term "new quality productivity" has become the most popular one. On March 28, the Shenzhen International Industrial Manufacturing Technology ...[Details]
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An oscilloscope displays signals on the screen, and the results displayed on the screen can be used to study the device under test. Many engineers may test whether the oscilloscope indicators are nor...[Details]
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In many industrial applications, it is necessary to detect a small differential voltage under high common-mode voltage conditions to monitor the current. However, under high common-mode voltage con...[Details]
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Opening remarks: Developing new quality productivity is an inherent requirement and an important focus for promoting high-quality development. At present, Shijiazhuang is anchoring its goal of promoti...[Details]
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The MAX15026
synchronous step-down controller operates from an input voltage range of 4.5V to 28V and produces an output voltage that is regulated from 85% of the input voltage down to 0.6V, ...[Details]
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1 Methods
1.1 Experimental setup
The schematic diagram of the experimental setup and the observation screen for the subjects are shown in Figures 1 and 2.
Two s...[Details]
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1 Introduction To understand the Linux interrupt subsystem, you also need to understand the interrupt handling process of the ARM architecture. Only after you are familiar with the entire hardware an...[Details]
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1. Why do we need to conduct EMC compliance pre-test?
With the development of electrical and electronic technology, household electrical appliances are becoming more and more popular and electronic, ...[Details]
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Specifying the specific functional and architectural blocks for the power circuit is not trivial and directly affects the operating time of the battery-powered system. The power system architecture ...[Details]
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DS12887 is the latest serial interface real-time clock chip launched by Dallas Semiconductor Corporation in the United States. It is made of CMOS technology and has an internal crystal oscillator...[Details]
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Gartner recently released its key strategic predictions for 2025 and beyond.
Gartner's key predictions explore how generative artificial intelligence (GenAI) will impact areas that most peopl...[Details]