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Huawei is not only the world's largest telecommunications equipment supplier and the world's third largest smartphone manufacturer, but also has leapt into the forefront of the world in terms of pate...[Details]

Single-phase motors generally refer to low-power single-phase asynchronous motors powered by single-phase AC power (AC220V). This type of motor usually has two-phase windings on the stator, and the...[Details]

     The parallel P1 port of the MCS-51 series microcontroller is a quasi-bidirectional port and can only be used as a general I/O port to transmit data. Each bit of it can be defined as an input lin...[Details]

Today, OPPO officially announced an important personnel appointment, appointing Liu Lie as President of Global Marketing and concurrently CMO of China, who will be fully responsible for OPPO's market...[Details]

This is the circuit design of a 21W Class AB audio amplifier with power transistors as the main part. It is simple in design and also simple to set up. Set the 10k trimmer to about half and the 470...[Details]

Due to the size and cost constraints of the microcontroller, the M4K core does not support standard functions such as instruction cache (I-cache) or data cache (D-cache). This article focuses on one ...[Details]

According to media reports, well-known whistleblower Mark Gurman revealed that Apple has decided to terminate the research and development project of the smart ring. This decision was made after ye...[Details]

From the perspective of common cathode and common anode digital tubes, the control of the digital tube is the same as that of the LED. You only need to control the high and low levels at both ends of...[Details]

　　One of the features of the USB standard is that the host can provide power to plugged-in USB peripherals. This advancement from the serial and parallel ports of the past to USB has greatly increase...[Details]

AMD said on Wednesday it would cut 4% of its global workforce as it seeks a stronger position in artificial intelligence chips, a field currently dominated by Nvidia Corp. It was not immediately cl...[Details]

On June 3, CATL announced that the "100MWh New Lithium Battery Scale Energy Storage Technology Development and Application" project led by CATL has successfully passed the comprehensive performance e...[Details]

1 Introduction The Bootloader program of the DSP chip is used to load the user program from the external non-volatile, slow memory or external controller into the on-chip high-speed RAM when powerin...[Details]

Charge-coupled devices (CCDs) are now widely used in astronomical imaging. Conventional CCDs have slow readout and high readout noise at high frame rates, which limits their application in high tem...[Details]

(1) Direct measurement That is, the voltmeter is directly connected in parallel to the two ends of the circuit being measured. When measuring with an analog voltmeter, attention should be paid to the...[Details]

Currently, the more popular low-cost, ultra-small space-consuming design solutions basically adopt the PSR primary-side feedback flyback type. The primary-side feedback voltage regulation eliminates ...[Details]