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Switching power supply working principle description
A switching power supply utilizes electronic switching devices (such as transistors, field effect transistors, thyristors, etc.) to control the ...[Details]
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The PIC16F877 single-chip digital tube displays the matrix key value. The 4X4 matrix keyboard has a total of 16 keys, corresponding to 0~F, hexadecimal numbers. This program uses the row scanning meth...[Details]
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Introduction
Traditional handheld devices, such as the familiar PDA, have relatively simple basic functions, mainly managing personal information, such as address books, memos, calculators, r...[Details]
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1 Hardware structure and circuit design
1.1 Overall Design
The whole system design uses ATMEL's 8-bit general-purpose microcontroller AT89C51 as the main processor, driving REALTEK's 10M Et...[Details]
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When compared to voltage-mode switching power supplies, current-mode switching power supplies have several advantages: (1) High reliability with fast, cycle-by-cycle current sensing and protection ca...[Details]
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1 Introduction
This paper attempts to review the new microelectronic packaging technologies that have developed rapidly since the 1990s, including ball grid array packaging (BGA), c...[Details]
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On February 6, Guanghong Technology and AP Energy Technology held a signing ceremony for a strategic cooperation agreement in Huizhou, Guangdong. Tang Jianxing, Chairman of Guanghong Technology, Li...[Details]
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Immediately following (2) initial test of the comparator of SN8P2743:
Next, test the comparator 1 which can be used with one pin. The CM1M register that selects the internal reference through softw...[Details]
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ucosii can run normally on STM32rbt6. For work needs, I ported ucosii to STM32F103C8T6 and changed the startup code. As a result, the program died when it started scheduling.
Then OSStart(); After en...[Details]
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① After the instrument is powered on, it should be preheated for a certain period of time so that the stability of the crystal frequency can reach the specified index. The preheating time for the E...[Details]
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Samsung Newsroom shared the importance of the Graphics Processing Unit (GPU) and Image Signal Processor (ISP) in Exynos mobile processors (SoC). Samsung Newsroom first met with Mingoo Kim, SoC Deve...[Details]
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The original design of this system is 8-channel QCM detection, that is, 8 sets of identical oscillators with MAX913 chip as the core are used, which are inverted by 2 CD4069 inverters and sent to t...[Details]
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Yesterday, we talked about
the balance of the
three-
phase current
of the vertical
lift motor
, and at the end, we asked a question: if the motor is driven by
a frequency c...[Details]
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Automakers can benefit greatly from data centers when designing scalable systems and applications that require low latency and high energy efficiency.
The inclusion of Advanced Drive...[Details]
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A three-phase inverter is a power electronic device that converts AC power into variable frequency AC power. It is widely used in industrial automation, motor drive and other fields. In practical a...[Details]
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