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You can use the multimeter's resistance range *100 or *1K or the diode range to measure whether the main circuit terminals are connected. If one group or more are in an open circuit state, it will be...[Details]
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Both star connection and delta connection are ways used to connect three loads in a three-phase circuit.
In a star connection, one terminal of each load is connected to the common neutral poin...[Details]
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On April 8, according to Folha de São Paulo, Brazilian Vice President and retired General Hamilton Mourao said in an interview that the Brazilian government sees no reason to restrict Huawei's busine...[Details]
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"Beep, beep,..." Alarm sound 1. The experimental task uses the AT89S51 microcontroller to generate the "beep, beep,..." alarm sound and output it from the P1.0 port. The generation frequency is 1KHz....[Details]
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On November 22, the "2022 General Motors Technology Outlook Day" was held in Shanghai. At the event, four pure electric models based on the Autoneng platform were unveiled on the same stage, includin...[Details]
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It is rumored that the vivo X80 series will be launched at the end of this month. Recently, the main specifications of vivo X80 and X80 Pro have been exposed. The vivo X80 and X80 Pro are expected ...[Details]
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At the end of 2022, the AUTOSAR Alliance released the latest version of the standard R22-11. From March 14 to 16, 2023, at the 2023 Fourth Software-Defined Vehicle Forum and AUTOSAR China Day, AUTO...[Details]
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In the new energy track, Toyota has once again become a "pioneer". On October 22, Toyota Executive Vice President and Chief Technology Officer Shigeki Terashima revealed that Toyota's electric vehi...[Details]
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Not long ago, China Media Group, China Mobile and Huawei jointly completed the industry's first 5G+8K ultra-high-definition video cross-provincial transmission test. It is reported that 8K UHD live...[Details]
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1. Source package Kernel: linux-2.6.18.2 Uboot: u-boot-1.1.4 Gcc: arm-linux-gcc-3.4.1.tar.bz2 Development process and detailed steps 1. Dormant part 1. Power management daemon omitted 2. Kernel i...[Details]
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DC/DC converters with faster switching frequencies are becoming more popular because they can reduce the size of output capacitors and inductors, thus saving board space. On the other hand, as proces...[Details]
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In recent years, with the increasing tension of global energy issues and the global ban on the sale and production of incandescent lamps, energy-saving and environmentally friendly LED lighting has s...[Details]
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The application of timers involves knowledge about interrupts. You can first understand the concept of interrupts and then look at timers. For example, a 16-bit timer can count from 0 to 65535. If th...[Details]
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There are various types of motors in the auxiliary system of electric locomotives, such as phase splitters, air compressors, ventilators and brake fans. In order to prevent the motor from burning d...[Details]
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Abstract:
In the digital control method of power chip, delay link is often introduced. After the delay link is introduced, the method of analyzing circuit response, especially quantitative ca...[Details]
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