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Prefabricated interfaces for energy storage devices reduce on-site wiring costs Espelkamp/Hannover, April 14, 2021 – Energy efficiency is a topic of concern to HARTING, for which the Technology Gro...[Details]
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1. Qualitatively judge the quality of field effect transistors
First use the R×10kΩ multimeter (with a built-in 15V battery), connect the negative test lead (black) to the grid (G), and connect the...[Details]
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Jiwei.com reported that according to the official website of the European Patent Office, on December 23 and 24, 2020, Huawei and 3G Licensing SA successively initiated opposition procedures against a...[Details]
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Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY: MOV R6, #13 DELAY1: MOV R5, #250 DELAY2: NOP DJNZ R5, DELAY2 DJNZ R6, DELAY1 RET Additional qu...[Details]
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org 00h
start: mov r0,#8 ;initialization, right shift times and initial light status
mov a, #01111111b
loop: mov p1,a
...[Details]
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(I) Reasons for inaccurate grounding resistance detection or unstable or even negative indication. Because the grounding resistance tester is composed of many precise electronic components and has a r...[Details]
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According to the Insurance Institute for Highway Safety (IIHS), about 94% of car accidents in the United States are caused by human error, but computer-controlled self-driving cars can only prevent a...[Details]
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您是否希望示波器测量尽可能最好?不要满足于普通的测量;只需正确选择信号的显示刻度,即可显著提升测量质量。为什么? 因为示波器的采样率和分辨率在测量中同样重要。
The sampling rate is affected by the horizontal scale of the oscilloscope. The formula is:
Sampling rate = storage de...[Details]
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On August 31, Changchuan Technology released its 2021 semi-annual report stating that the company achieved operating income of 673,283,784.56 yuan, a year-on-year increase of 111.53%; net profit attr...[Details]
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/******************************************************************************* Test platform: STM32F103ZET6 minimum system ************************************************************************...[Details]
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The rapid moisture meter is made of a new design concept and exquisite craftsmanship. It is convenient and simple to use and easy to observe. It is a test instrument that can quickly and accurately d...[Details]
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On the 12th, the reporter learned from the State Grid Jiaxing Power Supply Company that in order to meet the charging needs of rural new energy vehicles, the company has put into operation 39 State Gr...[Details]
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In addition to the AC contactor, the frequency converter is also the reason why the voltage fluctuation causes the motor to stop. When the input voltage of the frequency converter drops, the contro...[Details]
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Recently, Leyard said in an institutional survey that at present, the company's main Micro LED customers in China are government departments, including some military fields, and some customers with...[Details]
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3.1 Obtaining the linux-4.9.2 source code Why choose 4.9.2 for porting? Because the Yaffs file system cannot keep up with the new Linux source code, the compilation process will cause a lot of erro...[Details]