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KE7100 LANcheck is an easy-to-use, handheld, cost-effective LAN tester. As the basic version of Ethernet performance tester KE7200, it is very suitable for network measurements that do not require or...[Details]
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McWel, a subsidiary of electronic vaping equipment manufacturer Smoore International Holdings Limited, officially submitted its prospectus yesterday evening (19th), intending to be listed on the main...[Details]
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1. H-bridge motor drive circuit
Figure 4.12 shows a typical DC motor control circuit. The circuit is named "H-bridge drive circuit" because its shape resembles the letter H. Four transistors fo...[Details]
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Imagine that when you are driving on the highway and the vehicle in front of you is slower, you only need to glance at the lane next to you, and your car can automatically change lanes. Does it all...[Details]
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Are you still foolishly using this method to run bare metal programs? The development board is started with norflash, and the led.bin bare metal program is burned into nandflash through the supervi...[Details]
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I always forget such a simple problem as the machine cycle calculation of a single-chip microcomputer. So I might as well write it down and I can look at it again if I forget it later.
1. Clock cyc...[Details]
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On the evening of November 13, Rainbow Holdings issued an announcement that in order to improve the company's industry and market competitiveness, the company's holding subsidiary Rainbow Optoelectro...[Details]
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According to OPPO's official Twitter account in India, OPPO will release the OPPO Band Style smart bracelet in India at 19:00 local time on March 8, which will support continuous monitoring of...[Details]
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introduction
At present, due to technical and financial reasons, most large and medium-sized warehouses in China are limited to monitoring temperature in storage management. When the tempe...[Details]
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In the future, new technology that will be able to detect surface changes and defects of precision parts with just one picture has been successfully developed in South Korea. It is expected to be app...[Details]
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There is actually not much difference between the remote control infrared receiver and the set-top box receiver. Now many infrared receivers can be used universally on different products as long as...[Details]
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The controller is a main command device that changes the wiring of the main circuit or control circuit and the resistance value in the circuit in a predetermined order to control the starting, spee...[Details]
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There are usually two ways to detect whether the ordinary zinc-manganese dry battery has sufficient power. The first method is to estimate the internal resistance of the battery by
measuring...[Details]
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With the rapid development of smart manufacturing and IoT technology, an industrial-grade core board that combines high performance, low power consumption and high reliability has become a key forc...[Details]
Power technology
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