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The basic working principle of pointer multimeter The basic working principle of a multimeter is to use a sensitive magnetoelectric DC ammeter (microammeter) as the meter head. When a small current p...[Details]
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Load/Store memory access instructions — LDR word data load instruction — LDRB Byte Data Load Instruction — LDRH half-word data load instruction — STR word data storage instructio...[Details]
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At present, the A/D embedded in the microcontroller is generally 8-bit to 10-bit, which is difficult to meet the high-resolution requirements in signal processing applications; and the external high-r...[Details]
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Well-known reporter Mark Gurman recently said that Apple's spring new product launch conference is expected to be held in March or April. Judging from the current exposure, the outside world i...[Details]
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The core reason why pure electric vehicles are not popular is the problem of driving range and charging time for consumers: the former is determined by the battery energy density, which is currently ...[Details]
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Although some users are nervous about operating power supplies in series, it is common practice in the industry. The benefit is that voltages greater than 60V can be obtained using off-the-shelf prod...[Details]
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On July 19, foreign media PhoneArena reported that the world's largest contract foundry manufacturer is TSMC, which produces chips for companies that have independent designs but no production ...[Details]
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Not long ago, Sinopec announced that the first oil-hydrogen combined station in China, Sinopec Foshan Zhangkeng Oil-Hydrogen Combined Station, was officially completed. The hydrogen energy era is com...[Details]
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Recently, the author had a conversation with two people in the lidar industry around the topic of "the development prospects of lidar." Unexpectedly, the two industry insiders had very different view...[Details]
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The development of sensors is becoming more and more extensive. They are not only used in industrial applications, but also in daily life. Such as thermal resistors and thermocouples, thermistors, b...[Details]
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What is a laser camera? A laser camera is an analog camera equipped with a laser light source. The laser light uses a spot uniformity enhancement technology and spot automatic focusing technology...[Details]
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Apple is developing satellite communications for the iPhone that would allow users to send texts in emergencies and could also allow users to send crash and other emergency messages in areas without ...[Details]
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There are many reasons for limiting the cable length between the inverter and the motor. In the following article, I will explain in detail, in detail and meticulously why limiting the cable length...[Details]
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1. Induction Motor
Is an induction motor an asynchronous motor?
Yes, induction motors are also called asynchronous motors. An asynchronous motor is one in which the rotor speed is slightl...[Details]
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1. Chip heating
This is mainly for high-voltage driver chips with built-in power modulators. If the current consumed by the chip is 2mA, and a voltage of 300V is applied to the chip, the power c...[Details]
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