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One of the major trends in patient care is the increasing use of remote monitoring systems in the patient's home. The reason for this trend is obvious, as the cost of keeping patients in...[Details]
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After power-on, when the peripheral devices of the microcontroller do not have normal phenomena, it may be that the peripheral crystal oscillator of the microcontroller has not started to oscillate. ...[Details]
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Hardware: STC89C52RC Development tool: Keil uVision4 Preface: 8051 is a very classic and long-standing single-chip microcomputer. As an entry-level single-chip microcomputer, 8051 is popular among ma...[Details]
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This lecture explains new programming knowledge based on the code in the previous lecture: function parameter passing and calling! 1. Innovation The function encapsulation "delay();" in the previ...[Details]
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Last week, there were reports that OnePlus will release a new phone called OnePlus Clover. After the launch of OnePlus Nord, OnePlus hopes to launch a cheap phone at a lower price to capture more mar...[Details]
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The R&D cost of a car is related to its later profitability, so the development of functions needs to be as pragmatic or eye-catching as possible, such as multi-color leather wrapping throughout the ...[Details]
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On August 31, global market research firm TrendForce released the revenue rankings of the world's top ten IC design companies in the second quarter of fiscal year 2020. Broadcom surpassed Qualcomm to...[Details]
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Frequency conversion motor overview
A variable frequency motor refers to a motor that can continuously run at 100% of the rated load in the range of 10% to 100% of the rated speed under standa...[Details]
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Today, people are more concerned than ever about fossil fuel emissions and environmental issues caused by traditional power generation and renewable energy. Among renewable resources, solar panels ...[Details]
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Multimeter on/off The on/off position is a measurement mode available on almost all multimeters. It is used to measure whether the circuit is conductive (short circuit). It is usually equipped wi...[Details]
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Concept of three-phase motor
A three-phase motor is an electric motor that uses an AC power supply to rotate. It is powered alternately by three sets of orthogonal power supplies to drive the ...[Details]
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According to foreign media reports, Tesla CEO Elon Musk recently expressed his hope to complete improvements to the Autopilot core basic code and 3D labels to provide better functions for vehicles. ...[Details]
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This article introduces the main features of FNA41560, internal equivalent circuit, typical application circuit diagram, and the main features of reference design RD-345, air conditioner block diag...[Details]
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You can divide most waves into the following categories: ■Sine wave ■Square wave and rectangular wave ■Sawtooth wave and triangle wave ■Step and pulse shapes ■Periodic and non-periodic signals ■Synch...[Details]
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The rectification and filtering effects of multiple diodes, triodes and capacitors are used to achieve the requirement of stable power supply. And it can directly switch between battery and mains pow...[Details]
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