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In order to use the withstand voltage tester correctly and safely , it is necessary to correctly understand the working principle of the withstand voltage tester (the principle block diagram is as fo...[Details]
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Headphone amplifier
It is mainly used in portable audio devices. Like other portable electronic products, it requires the device to have low operating voltage, low power consumption, and ...[Details]
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The procedure is as follows:
#include AT89x52.h
#define uchar unsigned char;
uchar key_val=0; //define key value, the initial default is 0
uchar code TAB ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0...[Details]
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Apple is in discussions with multiple suppliers of LiDAR sensors for self-driving cars, according to Bloomberg, which says Apple is looking for sensors that will still be considered "cutting-edge" in...[Details]
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Power MOSFET and IGBT tubes have the following requirements for their drive circuits:
(1) The gate-source drive pulse voltage amplitude UGS must be large enough. In order to reduce the on-state r...[Details]
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According to reports, from now on Russian and Belarusian entities can only buy CPUs from Taiwanese companies that run at frequencies below 25 MHz and provide up to 5 GFLOPS of performance. This basic...[Details]
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Xiaomi Group Vice President Chang Cheng said that Xiaomi 11 is currently updating the MIUI 12.0.16 stable version beta. In the new version of the system, Xiaomi 11 fixed the problem of abnormal judgm...[Details]
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China Energy Storage Network News:
A reporter recently learned from State Grid Liaoning Electric Power Co., Ltd. that as of the end of 2021, the total installed capacity of new energy in Li...[Details]
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On the morning of January 18, it is well known that Tesla cars currently do not support the CarPlay function. However, last week, Polish developer Michał Gapiński made some modifications to the ...[Details]
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0. Types of ARM abnormal interrupts ARM supports 7 types of exception interrupts, including reset, undefined instruction exception, soft interrupt exception, prefetch instruction abort, data abort, I...[Details]
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1. AC LED is not a fundamental change in the device.
In other words, there actually does not exist an LED chip that works with an alternating electric field mechanism. The AC LED that is now a...[Details]
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Google Maps has done a lot for electric car owners, and the company doesn't seem to be giving up on the idea. A recent update revealed that the platform will add a new feature to help all electric car...[Details]
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In Jiangsu, the large-scale application of grid-side energy storage has achieved good social and economic benefits.
At present, the first batch of eight grid-side energy storage power stations...[Details]
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Wireless charging for electric vehicles is an emerging technology that has always been a dream of mankind. It allows us to completely change the way electric vehicles are charged. With it, your car...[Details]
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At the 2020 CES, the German multinational business company Bosch showed everyone in a crowded venue how the oldest car parts are given life by the latest technology. Yes, the part we are talking abou...[Details]