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Let's analyze a 14-bit ADC with a 400-fs jitter clock circuit and ~73 dB thermal noise. At low input frequencies (e.g., 10 MHz, etc.), the SNR of this ADC is primarily defined by its thermal noise....[Details]
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A few days ago, I made a single-chip microcomputer board, which was powered and downloaded by USB. The chip is CH340T. The driver is easy to find and use.
After soldering this part on the board, ther...[Details]
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Systick timer is a simple timer. Both CM3 and CM4 core chips have Systick timer. Systick timer is often used for delay or heartbeat clock of real-time system. This can save MCU resources and avoid wa...[Details]
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I found a lot of information today. First of all, I decided to use ATmega8l. Let me briefly introduce it. It has 32 8-bit general registers, which can be repeatedly erased and written 10,000 times. T...[Details]
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At present, among the flow meters used for gas measurement in China, gas turbine flowmeters dominate, and gas swirl flowmeters also have a certain market. The usage occasions of the two are relatively...[Details]
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People often ask about the difference between LCD and LED displays online . Are the energy-saving and environmentally friendly claims of LED backlights just gimmicks? First, let's understand the ad...[Details]
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Anyone who has done development work has had this experience: testing a switching power supply or hearing the uninvited sound of high-voltage leakage or high-voltage arcing from a similar product. ...[Details]
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GPIB is a bus that connects devices to computers. Most desktop instruments are connected to computers via GPIB cables and GPIB interfaces. This paper introduces the GPIB bus interface technology of...[Details]
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The standard control method used in early switch-mode power supply (SMPS) designs is called "voltage mode" operation. A ramp generator drives one input of a voltage comparator, and the error signal fr...[Details]
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0 Introduction
In order to adapt to the development of coal industry towards mechanization and automation, ensure the production safety of mines, and prevent gas explosion accidents, the r...[Details]
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Recently, Donghua Company under China National Chemical Corporation and Dalian Clean Energy Group Co., Ltd. held a design signing ceremony and design kick-off meeting for the Dalian Clean Energy Be...[Details]
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"Autonomous driving" has been a hot topic that people continue to discuss in the past few years and even in the future.
In the process of transformation from "electrification" to "intelligence...[Details]
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GF's Arm interconnect technology on 12LP process enables high performance and low latency while increasing bandwidth for multi-core designs in AI, cloud computing and mobile SoCs GLOBALFOUNDRIES ann...[Details]
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As we all know, as the chip shortage crisis sweeps the world and the role of semiconductors in national economic and technological development becomes increasingly important, many countries around th...[Details]
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In the previous section, we have learned a lot about bare metal and built a project to test assembly code. These tasks are actually the basis for learning Bootloader here.
Index to this sectio...[Details]
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