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The 45-degree combustion tester is used to test the combustion performance of textiles. The stainless steel test box is equipped with a glass observation window, which automatically counts from the s...[Details]
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The OPPO K9s Fantasy Purple Quicksand color scheme uses an external texture process to achieve a visual effect of glossy and matte being one body, with the glossy surface changing in various co...[Details]
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Choong Hoon Yi, CEO of market research firm UBI Research, said large-size OLED panels for TVs may face supply shortages in 2024. According to THE ELEC, Choong Hoon Yi said at an online conference ...[Details]
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The data of the microcontroller when it is running is stored in RAM (Random Access Memory). The data in RAM cannot be retained after power failure. So how to prevent the data from being lost after po...[Details]
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Nowadays, with the development of artificial intelligence technology, more and more "AI+" application scenarios have been implemented. Face recognition to enter airports and train stations, machine t...[Details]
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The full name of chip capacitors is multilayer (laminated, stacked) chip ceramic capacitors, abbreviated as MLCC. When MLCC is subjected to temperature shock, cracks are likely to occur from the ...[Details]
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Editor's Note: Probes connect the input of an oscilloscope to the test points on the device under test (DUT). There are many types of probes, including: high impedance passive, low capacitance, singl...[Details]
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Portable electronic devices can be seen everywhere in daily life, bringing great convenience to our lives. With the development of Internet of Things technology, the integration of portable electro...[Details]
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Frequency circuit design
3.5.1 Commonly used frequency measurement methods The frequency of microwave signals is one of the main parameters that characterize the characteristics of microwave signals ...[Details]
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The Passenger Car Association predicts that in 2023, domestic narrow passenger car sales will be 23.5 million units, and new energy passenger car sales will be 8.5 million units. The annual new energ...[Details]
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Output ripple noise plays an important role in designing power supply circuits, but how much is appropriate? If the requirements are relaxed, the ripple noise is too large, the circuit cannot work pr...[Details]
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The purpose of testing UPS is mainly to determine whether the actual technical indicators of UPS can meet the use requirements. UPS testing generally includes two types: steady-state testing and dy...[Details]
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1. First of all, let me answer a question: Can STM32 achieve low power consumption? The answer is yes, and there is data to support this. When I tested the STM32101CB, FLASH: 128K, RAM: 16K and RTC ...[Details]
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According to reports, Micron Technology released its third quarter financial report for fiscal year 2021 today. The report shows that Micron Technology's revenue in the third quarter was US$7.422 bil...[Details]
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Last time, we have learned about the interrupt handling process of ARM and how to set the interrupt function. So, does it work like this? The answer is no. Because S3C44B0 has several registers tha...[Details]
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