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1. The Origin of MMU Many years ago, when people were still using DOS or older operating systems, computer memory was very small, generally calculated in K units. Correspondingly, the program siz...[Details]
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The typical circuit of the power supply based on UC3842 is shown in Figure 1. Overload and short-circuit protection is generally achieved by connecting a resistor (R4) in series with the source of th...[Details]
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1. FSMC protocol analysis The following is the protocol of the 8080 interface of ILI9325 From the figure, we can see that the general process of the 8080 interface protocol is: first send a chip sele...[Details]
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Supercapacitors, also known as ultra-large capacity capacitors, gold capacitors, gold capacitors, energy storage capacitors, farad capacitors, electrochemical capacitors or double-layer capacitors (ED...[Details]
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Linear regulated power supply is a type of DC regulated power supply that was used relatively early. The characteristics of linear regulated DC power supply are: the output voltage is lower than th...[Details]
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Recently, at the Autonomous Driving Vehicle Industry Implementation and Demonstration Operation Forum, Beijing's Intelligent Connected Vehicle Policy Pilot Zone officially opened the autonomous drivi...[Details]
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In the IAR software 430 compiler, we can use its internal delay subroutine to achieve the high-precision software delay we want. The method is as follows:
The details are as follows :
Note: __...[Details]
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Fluorescent tube power supply
A 2N3055 oscillator (Q1) drives a Japanese transformer wound on a 5/16.5-inch ferrite sub-peak. S2 is used as a filament switch, but can be omitted if necessa...[Details]
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CC-Link IE TSN overcomes the shortcomings of current Ethernet-based industrial networks and “enables the future of connected industry” by adding the benefits of time-sensitive networking and flexib...[Details]
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#ifndef __IIC0_H_ #define __IIC0_H_ #include "common.h" #include "delay.h" //Specified status during IIC communication #define STATUS_SENDSTART 0X08 //Start condition has been sent #define STATUS_REP...[Details]
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Repair of air switch failure
After the air switch has been used for a period of time, refer to Figure 5-20 (b). The tripping buckle plate ⑨ and the closing self-locking arm ⑩ i...[Details]
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On the afternoon of December 1st, iQiyi held a new product launch conference for Qiyu VR, launching the Qiyu Super Product Manager Program and the new VR device Qiyu Dream. iQIYI Smart is ren...[Details]
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Automation has not yet brought about social isolation, but social isolation has promoted automation! On January 27, the State Council issued a notice extending the Spring Festival holiday to Februar...[Details]
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Many current systems that use single-chip microcomputers to perform music are implemented using development boards combined with simulators. This method is not very complicated and is easy to imple...[Details]
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In recent years, with more and more intelligent configurations in cars, AEB seems to have been rarely mentioned. However, recently, Li Xiang, founder and chairman of Ideal Auto, proposed that "all ca...[Details]