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Recently, the official website of the State Intellectual Property Office disclosed that the patent applied by Huawei Technologies Co., Ltd. on September 26, 2022 was published on March 26, 2024. Th...[Details]
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EMI electromagnetic interference can be divided into conducted interference and radiated interference. For conducted interference, generally increasing the number of EMC filter sections in the powe...[Details]
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1 Introduction
GPS attracts many users around the world with its high precision, all-weather, global coverage, convenience, flexibility, high quality and low price. The widespread applicat...[Details]
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PIC microcontroller human-machine interface module component selection instructions:
(1) Chip pins.
12 to 20 are bidirectional independently programmable I/O ports of PI...[Details]
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I encountered a problem when sampling multiple channels of ADC. It took me a long time to find the cause. I will record the analysis process here. This is the 5-channel ADC sampling program of the ...[Details]
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The 5G Broadcasting China Strategy and Prospects Seminar was held online. Li Yan, head of technical standards for Qualcomm China, said at the seminar that 5G broadcasting has great application potent...[Details]
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From previous experience, link script is a very important thing for embedded development and single-chip microcomputer development. The work it completes is not something that comrades who do PC soft...[Details]
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How to deal with switching power supply damage
(1) Judgment.
1) There is input voltage but no output voltage of the switching power supply, or the output voltage is obviously wrong.
...[Details]
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After experiencing a series of setbacks, autonomous driving company TuSimple has decided to delist from Nasdaq. The company, once a darling of the self-driving car industry, completed its IPO in 2021...[Details]
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The arrangement of LEDs and the specification of LED light sources determine the basic driver requirements. The main function of LED drivers is to limit the current flowing through the LEDs under a...[Details]
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7.1 Data processing instructions 7.1.1 Data transfer class MOV class instructions: data transfer between registers in the core Load and store instructions (L/S): data transfer between core register...[Details]
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The global trend of electric vehicles is unstoppable, and the direction of development is clear. Influenced by this, competition in the upstream materials industry is also surging. Recently, Luoyang ...[Details]
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With the advancement of technology, the configuration of smartphones is getting higher and higher, and the competition in configuration is still fierce. Take memory for example, the memory of many ne...[Details]
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1. Introduction
1.1 Concept of switching power supply
Switch Mode Power Supply (SMPS) is a power supply that uses power semiconductor devices as switching elements and uses modern pow...[Details]
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Auto-coupling step-down starting and star-delta starting are two commonly used motor starting methods. They have different effects on the current and torque of the motor during the starting process...[Details]
Making friends through disassembly
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