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1. Problem elicitation
In ARM development, the exception vector table (or interrupt vector table) is in a key position because it controls the jump address when the ARM chip is reset, that is, where ...[Details]
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In July this year, Xiaomi TV’s official Weibo account announced that data from Aowei Cloud Network showed that in the first half of 2020, Xiaomi TV ranked first in China in terms of shipments, and h...[Details]
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When the AVR is reset, all I/O registers are set to their initial values and the program starts executing from the reset vector. The instruction at the reset vector must be an absolute jump JMP ins...[Details]
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Successful self-driving cars will inevitably use tightly integrated sensor systems to reach or even exceed human driving capabilities. Human drivers generally use their eyes, ears, and feedback from ...[Details]
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If you want to find specific relevant driving events and near misses from millions of hours of driving data to ensure that your required functions are running correctly, the best way is to create a...[Details]
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From Samsung S8, iPhone X to Xiaomi Max2, more and more flagship models choose full screen as the innovative design of the new generation of smartphones. Although the appearance design of the mobil...[Details]
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A quality factor meter determines the quality factor, Q, of a resonant circuit, crystal, or resonator by measuring the series resistance at the resonant frequency. The relationship between the qualit...[Details]
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21. How does regeneration affect inverter performance?
The motor can become a generator and send power back to the main line whenever the rotor is spinning faster than the stator field. In thi...[Details]
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1. Panel structure The oscilloscope panel is shown in Figure 1, including display screen, vertical control, horizontal control, trigger control, menu and control buttons. Figure 1 tds1001b oscillos...[Details]
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Advantech AIW-163 WIFI6 wireless module launched, with high bandwidth, large capacity, low latency and power consumption!
Advantech recently released the AIW-163, a new member of t...[Details]
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China's integrated circuit design industry has made great progress in the past decade. This is not only reflected in the emergence of a large number of successful chip design companies in the indus...[Details]
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Power adapters are widely used in laptops, game consoles, printers, DSL modems, and mobile phones, and the scale of application is very large. And from the perspective of people's usage habits, these...[Details]
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Japanese media reported on September 16 that Japanese companies are being hit increasingly hard by the trade war, but few Japanese companies plan to withdraw from China. According to a report on the ...[Details]
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在启动进到检测页面后,內部程序流程有“自查(selftest)”作用,当“自查”进行后,会在显示屏上显示信息出“自查根据”的提醒(SELF-TESTPASSED).內部程序流程“自查”作用,只有检测一些十分內部的情况,主要是储存器等,别的作用也要靠手工制作检测: ①数字示波器会内置一个检测数据信号,将摄像头收到数字示波器的检测数据信号輸出端,它一般为1~9V/1KHZ的波形数据信号。 ② Pre...[Details]
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What is the Quick Charge QC2.0/3.0 protocol?
1. QC2.0 protocol
QC2.0 is the Quick Charge 2.0 technology, which is the 2.0 version of the fast charging technology released by Qualcomm. QC2...[Details]