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The OLED_Refresh_Gram function first sets the page address, then writes the column address (that is, the vertical coordinate), then writes 128 bytes starting from 0 to fill the page, and finally writ...[Details]
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According to relevant media reports, Apple was first exposed to be secretly developing a smart watch. Soon after, Google showed smart glasses with cameras. People can check emails and chat with fr...[Details]
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With the popularity of smart homes, more and more rooms are now equipped with smart speakers equipped with artificial intelligence functions, and their functions are basically the same. But what can ...[Details]
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According to market research firm Canalys, Apple continued to maintain its dominance in the global tablet market in the third quarter of 2020, with iPad shipments estimated to have increased 47% year...[Details]
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According to the official website of Xingfa Group, Hubei Xingfu Electronic Materials Co., Ltd., a subsidiary of Xingfa Group, has recently made a major breakthrough in technological innovation. Its e...[Details]
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We all know that LiDAR is the best sensing hardware for the current car's autonomous driving function, but early mechanical LiDARs are expensive, with costs of hundreds of thousands or millions, so t...[Details]
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This is a transmit audio equalizer circuit. Limiting the bandwidth of an audio system to 20 kHz affects the behavior of the system in the passband. The steeper the filter characteristic, the greate...[Details]
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A physical property analyzer that measures gas humidity. Humidity indicates the water vapor content in the gas, and there are two ways to express it: absolute humidity and relative humidity. Absolu...[Details]
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News on April 22, today the realme Q3 series was officially released. The realme Q3i is priced from 1,099 yuan, with a 100 yuan discount during the first sale period, and the actual price is 999 yuan...[Details]
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On August 31, Shanghai Electric and China Resources Power signed a strategic cooperation agreement in Shanghai to comprehensively deepen strategic cooperation in the field of new energy and str...[Details]
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As efficiency requirements continue to grow, many power supply manufacturers are turning their attention to bridgeless power factor correction (PFC) topologies. Generally speaking, bridgeless PFC c...[Details]
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The AT89S51 microcontroller adopts a bus structure, which makes expansion easy to achieve. The AT89S51 microcontroller system expansion structure is shown in the figure below. As can be seen f...[Details]
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On the evening of May 20, Xiong Junmin, vice president of Honor mobile phone products, released four sample photos of Honor 20 Pro on Weibo. These four sample photos included scenes such as sunset, s...[Details]
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Today, automakers are accelerating the pace of automotive technology innovation and developing new automotive concepts such as electric vehicles, connected vehicles, self-driving vehicles, and shar...[Details]
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Hello, readers! Do you still remember the article "You can make your own digital photo frame" that I introduced in the 4th issue of "Radio" this year? This time, I will bring you a new "digital photo ...[Details]
Microchip MCU
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