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845 internal structure and pin function working principle: This figure is based on the actual object analysis. The power supply provides IC1 with a voltage of about +12V through D2 and R1. The ou...[Details]
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ZVH is a new generation of antenna and feeder analyzer launched by R&S. ZVH combines fast antenna and feeder analysis with high-performance spectrum testing. Whether you are installing transmitters i...[Details]
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#include AT89X51.H
#include intrins.h
// Function prototype definition
#define uchar unsigned char
#define uint unsigned int
void main (void); // Main function
void LED_OUT(uchar X); //LED ...[Details]
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In 2020, DingTalk entered the public's field of vision. Many companies and employees who had never used professional office software started working on DingTalk. I am one of them. I initially used it...[Details]
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Machine vision has grown significantly in recent years. In 2015, the global machine vision market size was about 4.2 billion US dollars, an increase of 10.5%. In 2015, the market size of my country w...[Details]
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my country's Ministry of Science and Technology has clearly pointed out that the smart grid is an important platform for implementing new energy strategies and optimizing energy resource allocation...[Details]
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The recommended operating conditions for IRll50 are as follows:
Power
supply voltage VCC: 15 V ~ 20 V (typical value is 18 V);
Switching
frequency fSW: 50 kHz~20...[Details]
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First, let's present a low-power one-button power on/off circuit. The characteristic of this circuit is that when the power is turned off, all transistors are cut off and almost no power is consumed....[Details]
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The third China International Import Expo (CIIE) with the theme of "New Era, Shared Future" was held at the National Exhibition and Convention Center in Shanghai from November 5 to 10, 2020. During t...[Details]
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Under the epidemic, "classes are suspended but learning continues", and online classes, electronic textbooks, and cloud learning have all "made their debut". In such "dazzling" days, people's demand ...[Details]
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introduction The traditional stepper motor control method is to control the control pulse generated by the trigger, but this control method has a single working mode and is difficult to realize h...[Details]
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On January 23, Jiashan County, Zhejiang Province held an integrated circuit industry development seminar and industrial project signing ceremony. During the meeting, the Jiashan Integrated Circuit ...[Details]
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It is understood that the Xiamen Science and Technology Bureau has launched the "Future Industry Cultivation Project" to preemptively plan for ten future industries, including third-generation semico...[Details]
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The power consumption of mobile communication base stations accounts for about 60-70% of the total power consumption of operators. How to reduce the power consumption of communication base stations...[Details]
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The VALVETRONIC servo motor is a brushless DC motor (BLDC motor), and the components are shown in Figure 15-7. The BLDC motor transfers energy in a non-contact manner, is maintenance-free and has h...[Details]
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