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The Samsung Galaxy Note20 series was officially released on August 5, and soon the Pioneer Program for the Chinese version of the series was also launched. The latest news from the official website s...[Details]
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Today, DXOMARK officially announced the evaluation scores of Huawei P40 Pro, with a photo score of 140 points, a video score of 105 points, and a total score of 128 points. DXOMARK said that its resu...[Details]
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1. Communication interface introduction 1. Two ways for the processor to communicate with external devices: Parallel communication - Transmission principle: Each bit of da...[Details]
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O Introduction
Temperature remote control and telemetry is a remote measurement and control of temperature. It is particularly suitable for those places where the environment is harsh and the m...[Details]
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With the development of science and technology, economy and the adjustment of national energy policy, the mode of "central heating and household metering" has become the preferred mode in urban hea...[Details]
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The trigger function of digital oscilloscopes is becoming more and more powerful, from conventional triggering to protocol triggering and then to template triggering. However, in the basic trigger ...[Details]
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First, let's start with
the design and production process of
the switching power supply
. Let's talk about the design of the printed circuit board. The switching power supply works at a hig...[Details]
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Common-mode currents in non-isolated power supplies can be a source of electromagnetic interference (EMI), but have you ever tried to eliminate them? In some high-voltage power supplies, such as t...[Details]
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This paper proposes an
intelligent solid-state conversion
switch
scheme suitable for railway signal
power supply
. With CPLD as the core and power MOSFET as the main control device, con...[Details]
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Yesterday, the general manager of vivo product line @栾心林Lance released the front photo of the new vivo NEX, confirming that the new phone uses a waterfall screen design. Today @栾心林Lance once again re...[Details]
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I have been reading IAR ARM's information for two days, but I have never put my hands on writing a program and downloading it to the development board.
Let me first talk about my development environm...[Details]
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When operators are deploying networks, they usually want to minimize the number of radio access technologies (RATs) they maintain in order to reduce network operation and maintenance costs. Faced wit...[Details]
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The LTM4612 is a high voltage input and output, 5A switch mode DC/DC power supply that meets EN55022 Class B specifications. The switch controller, power FETs, inductor and all supporting component...[Details]
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At present, the voltage and frequency of the AC power supply used in my country, whether for home or factory, are 400V/50Hz or 200V/60Hz (50Hz), etc. The device that converts the AC power with fixe...[Details]
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When it comes to solid-state batteries, one thing that always comes to mind is "battery life". Compared with lithium batteries, this new type of battery has a battery life of more than 1,000 kilome...[Details]