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Not long ago, a large-scale power outage occurred in Manhattan, New York, affecting more than 70,000 users, which once again aroused the attention and thinking of all walks of life on the power saf...[Details]
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Huawei will release the Mate 30 series flagship on September 19. It is worth mentioning that the entry-level Enjoy series new products will also be launched soon. On September 2, well-known w...[Details]
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Xiaomi has actually shown some signs of fatigue in the smartphone market, and its stock price has almost halved in the year since its listing. Lei Jun recently gave an answer to how Xiaomi will devel...[Details]
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Introduction
In some cases where the electromagnetic environment is relatively bad, some large-scale integrated circuits are often disturbed, resulting in malfunction. In particular, devices ...[Details]
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1) The role of h file
1. Convenient for development: Contains common constants, structures, type definitions, functions, and variable declarations required by some files;
2 Provide interface: For...[Details]
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1. Dynamic display principle of digital tube The characteristic of dynamic display is that the segment selection lines of all digital tubes are connected in parallel, and the bit selection line contr...[Details]
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Contents The invention relates to an instrument for measuring heat absorption or release by taking cold water or hot water as carrier in a heat exchange loop, and in particular to an embedded ultraso...[Details]
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I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]
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From May 22 to 26, 2023, the Automotive Electronics and Electromagnetic Compatibility Sub-Committee (SAC/TC114/SC29) of the National Automotive Standardization Technical Committee (hereinafter referr...[Details]
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Using channel 10 of adc1, the collected voltage value is sent to the PC display using 485. First, the schematic diagram is attached. The source code is in the attachment. Here are a few point...[Details]
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China Energy Storage Network News:
China has successfully deployed a "seabed experimental station" to realize long-term unmanned scientific research in the deep sea. The experimental statio...[Details]
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Sensitivity is a technical indicator of how well a meter responds to small amounts of energy. Since the energy that drives the meter's measuring device to deflect is taken from the current in the cir...[Details]
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Contents The invention relates to a thermal flow meter in which a plurality of flow velocity detection elements are arranged in a flow pipeline. Background of the Invention Patent document 1 descri...[Details]
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The sleep current of STM32F103R8 and RC in shutdown mode is different. The actual measured value of R8 shutdown mode is 11uA, and the actual measured value of RC shutdown mode is 30uA. I thought it w...[Details]
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Fire, needle puncture, and corrosion soaking are nothing. The solid-state battery developed by Chery Automobile can still charge and discharge normally even if a corner is cut off. At the 2024 Cher...[Details]
Microcontroller MCU
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