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Working principles of high-efficiency energy-saving motors and variable-frequency energy-saving motors
Working principle of frequency converter: The frequency converter we use mainly adopts AC...[Details]
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It is reported that German inverter manufacturer SMA Solar Technology AG sold more than 400MW of solar inverters in Vietnam in 2018.
Vietnam is one of SMA's key markets in Southeast Asia, ...[Details]
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I. Preface
In recent years, with the rapid development of China's
power grid
scale and the development of computer, communication and control technology, the operation and mana...[Details]
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Recently, a very strange problem occurred in the process of programming based on 51 single-chip microcomputer : "During program execution, under the conditions of register EA=1, ET0=1, TR0=1, but n...[Details]
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I have one MCU ATmega162 with a crystal oscillator of 11.052900MHZ and the other MCU ATmega162 with a crystal oscillator of 1.843200MHZ. The baud rate is 9600. There is no data loss in 128-byte commun...[Details]
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Dongwo Electronics has shared the protection solutions and circuit protection device selection for the overload test of the 24V system in the car many times before. The classic solution for the 24V...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
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The program design of the interrupt vector table is as follows:
CODE32
AREA Startup,CODE,READONLY
; /* Exception vector table*/
Vectors
LDR PC, ResetAddr ; Load the contents of ...[Details]
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The MCU control register contains the control bits for power management. · Bit 5–SE: Sleep Enable In order for the MCU to enter sleep mode after executing the SLEEP instruction, SE must be set. To ...[Details]
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As the earnings season gradually unfolds, many corporate executives are discussing current industry supply chain issues at earnings conferences. On Thursday, executives from many different fields of ...[Details]
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There has been a great deal of emphasis on increasing the capacity of lithium-ion batteries in order to achieve the longest product operating time with the smallest physical battery size. However, in...[Details]
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1 Introduction
In the high-capacity
wireless transmission
technology
with extremely low spectral density and high spectrum utilization
, high-speed real-time signal processing has ...[Details]
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Since the end of last month, Lenovo has started to warm up its new Savior Y90 gaming phone, and its appearance and configuration information have been announced. Recently, the official also released ...[Details]
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New RF instruments have excellent accuracy and measurement capabilities that have far surpassed previous products, but these instruments cannot perform their functions if the signal does not reach a c...[Details]
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The fifth-generation R-Car SoC brings a future-oriented multi-domain fusion solution to centralized E/E architecture and supports chiplet expansion
Beijing, Chi...[Details]