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1 Overview
At present, domestic substations above 35KV widely use on-load tap-changing transformers and configure parallel capacitor groups of appropriate capacity to achieve substation voltage...[Details]
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Selection and inspection of megohmmeter: First consider whether the rated voltage and measurement range of the megohmmeter are consistent with the insulation level of the electrical equipment being m...[Details]
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Hardware equipment: Network card: dm9000 NandFlash: K9F1208U0C 64M 1. Download and decompress the kernel, modify the compiler options of the top-level Makefile: ARCH ?= arm CROSS_COMPILE ?= arm-soft...[Details]
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Foreign media reported that US technology company InterDigital has reached a multi-year global non-exclusive franchise agreement with Xiaomi. The license covers Xiaomi cellular mobile devices...[Details]
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Digital multimeters are now very popular measurement tools. They are easy to use and accurate, and are loved by maintenance personnel and electronic enthusiasts. But some friends say that they are no...[Details]
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According to foreign media reports, the three-year-long case in which Motorola Solutions accused Hytera of stealing trade secrets finally saw new progress. The court ruled that Hytera should pay Moto...[Details]
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1 SLS molding principle and characteristics SLS (Selective Laser Sintering) molding principle : Using JY-ⅢA type continuous CO2 laser as the energy source, at the beginning of molding, the powder rol...[Details]
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February 27 news (Text/Tan Lun) "Our battery supplier is in Wuhan, and this is the component we need most at the moment." When talking about the impact of the epidemic, Li Dong, sales manager of a sm...[Details]
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Android's massive dominance in the global smartphone market has shrunk slightly over the past four years, while iOS continues to increase its overall share, according to a new trend analysis. Googl...[Details]
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High-frequency pulse AC link inverters have the characteristics of bidirectional power flow, two-stage power conversion (DC/HFAC/LFAC), high conversion efficiency and reliability, but they have disa...[Details]
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Hardware platform: stm32F407Zet6 Software platform: stm32cubeMX 4.7+MDK5.14 Circuit connection: PE8-LED0, PE9-LED1, PE10-LED2, PE11-LED3 Step 1: Create a project using stm32cubeMX 1. Start the soft...[Details]
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Small signal square law detector circuit
Small signal (usually input voltage is below 0.2V) detection uses the curved part of the diode volt-ampere characteristic curve. Its basic ci...[Details]
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There are 25 logical operation and shift instructions, including AND, OR, XOR, negation, left and right shift, clear, etc., with direct, register, and inter-register addressing modes. These instructio...[Details]
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The steer-by-wire system is an automotive electronic technology related to safety. By eliminating the hard connection between the front wheel and the steering wheel, an electrical signal is generat...[Details]
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At the 12th China Hard Technology Industry Chain Innovation Trend Summit held recently, Qorvo China Senior Sales Director Jiang Xiong shared Qorvo's technological innovation and market opportunitie...[Details]
DSP and ARM Processors
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