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On August 27, Tsinghua Unigroup announced that it would invest in a factory dedicated to the manufacture of 12-inch DRAM memory chips. The factory will start construction at the end of this year and ...[Details]
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Before the release of iPhone 13, there was a rumor that Apple was considering adopting the naming method of iPhone 12s. First, the number "13" is unlucky in Western countries. Second, the upgrade of ...[Details]
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I have been using STM8 for a while and found that the "iostm8xxx.h" that comes with IAR and the standard library of ST cannot coexist. So I combined the IAR library and imitated the "sys.h" in the Zh...[Details]
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LM317 is an integrated three-terminal voltage regulator with variable output voltage. It is easy to use and widely used. There are many models of 317 series voltage regulators: for example, LM317HVH, ...[Details]
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The S band is traditionally the operating frequency range of air traffic control and surveillance systems (ATC and ATS). With the development of the 4th generation mobile communication system LTE, th...[Details]
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1 Introduction
Power supply monitoring is an important monitoring system for railway signals. Before this, the power supply monitoring system of signals basically used single-chip microcom...[Details]
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Introduction
μC/OSII is a priority-based preemptive kernel. All tasks in the system have a unique priority level. It is suitable for applications with strong real-time requirements; however, ...[Details]
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1. Introduction
As cars adopt new infotainment technologies and advanced driver assistance systems (cameras, microwave radars, lidars, etc.), as well as the use of multiple sensors to measure ...[Details]
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Yu Hong, Aerospace Measurement and Control Center Beijing Aerospace Measurement and Control Technology Development Company has been committed to ATE/ATS technology research since the 1980s, and has...[Details]
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1 Description
Experimental platform: JZ2440
CPU: S3C2440
SDRAM model: EM63A165TS-6G
2 Some basic concepts of SDRAM
2.1 Pin Assignment
2.2 Pin Descrip...[Details]
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0 Introduction
With the application and rapid development of wireless network technology, more and more occasions require the establishment of convenient and fast wireless networks. The combin...[Details]
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On March 18, the launch meeting of the sodium ion hybrid capacitor energy storage technology project of the 14th Five-Year National Key R&D Program was held. Du Huiliang, deputy secretary of the munic...[Details]
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According to a report from Taiwan's Zhongshi News Network on the 16th, after the famous American investor Warren Buffett's Berkshire Hathaway reduced its holdings of more than 86% of TSMC's ADR share...[Details]
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The circuit is very simple so I won't draw a picture. The segment of the digital tube is port p0, and the two digital tube positions are p2.5 and p2.6 respectively.
#include reg52.h
sbit cs1=P2^5;
s...[Details]
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The motor controller of new energy vehicles is the brain that controls the core power of new energy vehicles, and the core power system of new energy vehicles is the IGBT semiconductor power device...[Details]
Analogue and Mixed Signal
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