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The number of set-top box audio and video distributors owned by the society is increasing. And the maintenance data is relatively small. The following takes the main controller 102A of the Seebest...[Details]
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Visible light emitting diodes ( LEDs ) are characterized by high efficiency and long life. They are now widely used. Manufacturers have developed new devices with higher luminous flux, longer lif...[Details]
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The LED can be turned off using the shutdown control pin of MAX684 or the enable control pin of MAX1916. For white LEDs with a forward voltage of 3.5 to 4.2V (at 20mA), a boost converter is us...[Details]
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First, understand why a reset is needed: 1: Because microprocessors (such as computer CPU chips and high-end ARM chips we often say) and microcontrollers (single-chip microcomputers, low-end ARMs, e...[Details]
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Switching power supplies and motor drives both generate large noise currents and conduct them to the load and the power supply itself. Common-mode current is the main cause of low-frequency conduct...[Details]
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1 Introduction
SLIC is an analog telephone interface that can form an analog telephone interface. It has functions such as off-hook/on-hook signal transmission, ring tone generation, and ring curre...[Details]
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Let me ask you, from a small plastic box of a few dozen yuan (a joke for low-quality speakers) to a high-end speaker of thousands of yuan, are there any products that suit your taste? Maybe you are...[Details]
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One of the most useful features of USB power is the ability to charge batteries in portable devices. However, whether it is USB power or other power sources, battery charging is more than just draw...[Details]
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As the core components of power electronic devices, how to ensure their reliable operation during design and use has always been the most concerned issue for R&D engineers. In addition to evaluating ...[Details]
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The PIC microcontroller series products launched by Microchip of the United States first adopted the embedded microcontroller with RISC structure. Its high speed, low voltage, low power consumption, ...[Details]
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Originally, due to the accuracy issues of infrared solutions for 3D facial recognition and concerns about the harm to the human body of laser solutions, the in-display fingerprint recognition technol...[Details]
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The Google I/O Developer Conference is coming soon, so some netizens are speculating whether Google will launch hardware products at this conference. The whistleblower @jon_prosser claimed tha...[Details]
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0 Introduction
Complex permittivity is one of the most important parameters for characterizing the electromagnetic properties of dielectric materials. In order to put it into use, the complex...[Details]
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On October 21, Tesla CEO Elon Musk tweeted that Tesla's Full Self-Driving (FSD) beta software has been pushed to a small number of customers. Earlier on October 11, Baidu also announced that its driv...[Details]
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CAN bus (Controller Area Network) is a communication protocol used in automobile and industrial control systems. It has high reliability, real-time and flexibility, so it has been widely used in ma...[Details]