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Instrument and meter circuit maintenance has always been an indispensable part of electronic companies. Because only through it can the originally unqualified products finally leave the factory. H...[Details]
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With the development of electronic technology, the design of digital systems is moving towards high speed, large capacity and small size. The traditional bottom-up design method can no longer ...[Details]
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Capacitor detection methods are mainly divided into three categories: variable capacitor detection, electrolytic capacitor detection, and fixed capacitor detection.
1. Detection of variable capacitor...[Details]
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News on May 7: Today, the entry #iPhone folding screen may be able to fold inwards and outwards# became a hot search on Weibo, attracting many netizens to watch.
It is understood that the reas...[Details]
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According to news on June 21, according to Reuters, before Prime Minister Narendra Modi visits the United States, the Indian government has approved the construction of Micron Technology’s packaging ...[Details]
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As shown in the figure above, the op amp has two input terminals a, b and an output terminal o. They are also called the inverting input terminal (inverting input terminal), the non-inverting input t...[Details]
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Recently, through continuous research and development, the team of Yang Peng and Wan Yanfen from the School of Materials and Energy of Yunnan University has solved a series of problems in the synthes...[Details]
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; Let the LED light change every R1ms
COUNT EQU 9217; for a crystal oscillator of 11.0592, 9217 is equivalent to 10ms
LED EQU P1.1
ORG 0000H
MOV R0,#00H
DJNZ R0,$
MOV R1,00H ;When using...[Details]
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Characteristics of 8051 microcontroller The instruction system of 8051 consists of 111 instructions. If classified by the number of bytes, there are 49 single-byte instructions, 46 double-byte in...[Details]
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Founded in 2002, OMA Electric has taken a different path in the competitive refrigerator market. OMA Electric focuses on overseas markets and manufactures for companies such as Whirlpool, Electrolux,...[Details]
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The latest data from automotive industry analysis company AFS shows that due to chip shortages, the global automotive market has reduced production by about 2.8102 million vehicles this year. AFS pre...[Details]
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The current trend in the industrial market towards higher power utilization requires continuous improvement in monitoring of power systems. Proper management and distribution of power is critical to e...[Details]
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My kernel is
2.4.18
.
The Linux
kernel defines a timer structure:
#include linux/timer.h
struct timer_list
{
struct list_head list;
...[Details]
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On August 26, the PC general contracting project of the boosting and energy storage station of the State Power Investment Corporation Xuanhua wind and hydrogen storage integrated smart energy demon...[Details]
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1. Selection of input rectifier bridge 1)Conduction time and gating characteristics of rectifier bridge After full-wave rectification, the 50Hz AC voltage becomes a pulsating DC voltage u1, and then...[Details]
Analog electronics
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