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The purpose of isolation is to avoid the risk of electric shock caused by operating errors during maintenance. Although there is isolation, it does not mean that there will be no electric shock at al...[Details]
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The chip can be driven by an external clock source, as shown in Figure 15. At this time, the CKSEL fuse bits must be programmed according to Table 15. After selecting this oscillator source, the s...[Details]
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Many microcontroller-based systems have both analog and digital signals. Even systems that appear to be completely digital are not completely digital because of analog effects such as ringing and cro...[Details]
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Automobile testing is an important means to discover various problems in automobile design and development. Based on the test results, an objective evaluation of various automobile performances can be...[Details]
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introduction
Video signals are often encoded, decoded, and processed as single-ended signals, but people often want to convert them to differential signals for transmission over cables. A typical e...[Details]
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Overview
In the switching power supply for three-phase inverter, there are two working modes of the power supply, one is to use the power frequency transformer for power supply, and the ot...[Details]
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Recently, Chen Jin, general manager of Lenovo China's mobile phone business department, revealed on Weibo that there have been too many black swan events caused by the shortage of chip production cap...[Details]
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Combining the introduction of ioctl and at24c02, I wrote a test program for at24c02 Test hardware platform: TQ2440, at24c02 Kernel version: linux-2.6.37.1 Reading and writing are separated into two s...[Details]
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1. Advantages of sewage flow meter: (1) The measuring channel of the sewage flow meter is a smooth straight tube without flow-blocking detection parts. Because it is not easy to be blocked, it is sui...[Details]
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Recently, Xiaomi Youpin launched a pair of smart color-changing blue light protection multi-effect glasses and started crowdfunding. The crowdfunding price is 199 yuan. The current crowdfunding achie...[Details]
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Unity gain inverter U2 drives R4, which is normally grounded at Vout, equalizing the current at the input, while providing a balanced positive and negative peak-to-peak output selection and gain of R...[Details]
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Take some time to sort out the production forecasts of various research institutions for the overall automotive industry this year. Due to the impact of chip shortages and production cuts, uncertaint...[Details]
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With the increasing awareness of environmental protection and the increasing shortage of energy, electric vehicles with lithium batteries have received widespread attention from the country and the...[Details]
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General classification of switching power supply transformers The input voltage of the single-excitation switching power supply transformer is a unipolar pulse, and it also has forward and revers...[Details]
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The method of connecting a single-phase inverter outputting three-phase 220V to a three-phase motor is as follows:
Determine the input power and output voltage of the inverter
First...[Details]