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The control of three-phase permanent magnet brushless DC (hereinafter referred to as "BLDC") motors requires an electronic commutation circuit, while traditional brushed DC motors use mechanical se...[Details]
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IT spending in China’s banking and investment services industry is expected to reach 463.6 billion yuan in 2023 July 6, 2023 – According to Gartner’s forecast, total IT spending in the global banki...[Details]
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How to use capacitors to measure small capacitors
This method of measuring small capacitors is very simple and the capacitance value can be measured accurately. The measurement circuit i...[Details]
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Today, Samsung confirmed the upcoming Galaxy Tab S8 and its full lineup of all Wi-Fi/LTE/5G models through an official document. The document, which can be found on the Galaxy Tab S7 ordering page ...[Details]
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In recent times, the COVID-19 outbreak has continued to escalate in Taiwan, with employees of major companies including TSMC, World Advanced, Nanya Technology, AUO, and Quanta Computer all confirmed ...[Details]
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Most of the access control programs uploaded before are original by me (only the I2C program is collected from the Internet and modified by me). Anyone who sees it can use it for personal discussion, ...[Details]
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In recent years, with the continuous efforts of domestic panel manufacturers, my country's OLED panels have made significant progress in technology and commercialization, and the market share has inc...[Details]
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Electric car batteries will get very hot when charging and sometimes the battery charger cannot turn on the light. What is the reason for this? How to deal with it?
The charger must matc...[Details]
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Huawei recently held a Developer Day to discuss the latest Hongmeng OS 2.0 mobile app developer beta version. Huawei announced that the number of developers for its proprietary platform is increasing...[Details]
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The eye diagram is due to the afterglow effect of the oscilloscope, which overlaps the waveforms of each scanned symbol to form an eye diagram. This article will lead you to understand what the eye ...[Details]
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Voltage type single-phase full-bridge inverter circuit
One group of T1 and T4 and another group of T2 and T3 are turned on and off alternately.
When the load is inductive, intra-arm comm...[Details]
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It is the end of another year. Looking back at 2019, the new and old forces confronted each other head-on, technological innovation accelerated the reconstruction of the pattern, and the business eco...[Details]
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Common problems and solutions during STM32 debugging 1. After setting the type of emulator under the "Debug tab", the prompt "No ULINK Device found." appears when downloading the program. Solution: ...[Details]
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The power compensation device implements reactive power compensation for the power grid, improves the power factor of the power grid, makes the reactive power basically balanced on the spot, reduc...[Details]
DSP and ARM Processors
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