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Working principle: The charging circuit is composed of T11, T15, D8 and D14. T11 is a charging detection control transistor, T15 is a charging control transistor, and D8 and D14 are polarity protecti...[Details]
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Over the past few years, the performance of high-brightness light-emitting diodes (HB- LEDs ) has rapidly improved in terms of lumen output per package and luminous efficacy (in lm/W). Commercial 1W ...[Details]
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When introducing the microcontroller resources earlier, we mentioned that the STC89C52 has a total of 512 bytes of RAM, which is used to save data. For example, the variables we define are stored dir...[Details]
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Abstract: As the resolution is larger than that of analog screens, the lines on the glass will be denser, and the cost of process and backlight is higher. In the field of industrial instruments an...[Details]
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The non-isolated LED driver power solution has many advantages such as small size, high energy efficiency, and low cost, and has become a hot application. This article introduces a 10W non-isolated L...[Details]
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Conditional Access System (CAS) is the core technology for the development of pay TV. Understanding its operating mechanism and mastering its use and maintenance are crucial to the successful develop...[Details]
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1 System Structure
The block diagram of the data acquisition and control system composed of the ADuC845 single-chip data acquisition device and the CH341 USB interface device is shown in Figur...[Details]
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Recently, Texas Instruments (TI) announced a comprehensive system solution for connected car infotainment systems, which is based on TI's more than 10 years of experience in developing automotive i...[Details]
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1. About VBP divider
The VPB divider determines the relationship between the processor clock (cclk) and the peripheral clock (pclk). The VPB divider has two purposes. First,
The VPB bus provides the...[Details]
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On the morning of May 8, according to Zoë Schiffer of The Verge, Apple's head of machine learning, Ian Goodfellow, has resigned from his position more than four years after joining the company....[Details]
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1 Introduction
As the interface circuit between the power supply and the electrical equipment, while completing power transmission and meeting the needs of various forms of electrical energy c...[Details]
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Samsung saw the sweetness of the TV market and began to frantically purchase domestic panels. Samsung Electronics, a major South Korean consumer electronics manufacturer, has raised its 2019 TV shi...[Details]
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On May 26, 2020, BYD announced that BYD Semiconductor Co., Ltd. ("BYD Semiconductor") successfully introduced strategic investors by increasing capital and expanding shares. Investors have invested a...[Details]
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In order to prepare for the electronic design competition, a set of 51 single-chip microcomputer minimum system was remade. The circuit diagram and actual picture are provided for your reference.
The...[Details]
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Production efficiency.
Features of the mechanical control stage
In the mechanical control stage, the control system is mainly composed of mechanical components, such as gears, l...[Details]
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