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1. The pointer keeps swinging back and forth quickly with a small amplitude near the balance point. The reason is that the amplifier sensitivity is too high. 2. The pointer swings irregularly around ...[Details]
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When the system is started in Nand mode, the hardware copies the first 8KB of Nand Flash to Steppingstone, and then runs the program from address 0. In the code within 8KB, we need to complete the nec...[Details]
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Due to the sluggish market demand, the increase in LED chip inventory has led to a price shock. Following the decline in profits faced by Chinese LED chip manufacturers, Taiwanese LED chip manufactur...[Details]
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Portable
power supplies
are used in a wide range of applications. They range from wireless sensor nodes that consume uW average power to medical or data acquisition systems that can be cart...[Details]
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In the first quarter of 2019, TCL Group achieved operating revenue of 29.6 billion yuan, a year-on-year increase of 15.5%; of which main business revenue was 29.33 billion yuan, a year-on-year increa...[Details]
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In his report to the 19th National Congress of the Communist Party of China, General Secretary Xi Jinping pointed out that development is the foundation and key to solving all problems in my countr...[Details]
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From January 9th to 12th local time, the 2024 Consumer Electronics Show (CES 2024) in Las Vegas, USA is in full swing. Cars are undoubtedly a beautiful landscape. From complete vehicles, to smart dri...[Details]
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The figure below is an OCL amplifier circuit that uses a fully complementary symmetrical circuit drive mode. It is a circuit that is currently used more in mid-range amplifiers. It has the characteris...[Details]
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EPS Global launches secure IC burning service to comply with international security regulations and avoid cyber attacks Implement security as a foundational feature Dublin, Ireland, March 16, 2...[Details]
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1. Download freeModbus open source package Generally, the development environment used by STM8 is IAR, so here we will talk about porting FreeModbus under IAR. Download freemodbus-v1.5.0, the offi...[Details]
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Date: March 26, 2011
Chip: STC12C5A60S2, when using standard speed microcontrollers such as stc89c52, you need to modify the delay value in the program
Clock chip: DS1302
Temperatu...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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In the early 1990s, “portable” telephones (sometimes called “bag phones”) about the size of a modern laptop computer came into widespread use. Less than two decades later, pocket-sized cellular phones...[Details]
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When we buy smart products such as smartphones and smart watches, we often hope that the battery life will be as long as possible. For manufacturers, how to reduce the power consumption of developed ...[Details]
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1 Introduction
Thyristor is also called silicon controlled rectifier. It is the most widely used high-power conversion device in industrial applications. Thyristor mainly adopts phase-shift tri...[Details]