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The key point of the project is to be able to use the ARM9 (TQ2440) based on the image collected (OV9650) and the template I gave in advance to determine whether the content of the template I gave is...[Details]
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1. Introduction The DMX512 protocol is a digital multiplexing protocol developed by the United-States Institute for Theater Technology (USITT). Its original intention was to make the numerous dimmers...[Details]
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According to Xiaomi's official statement, the Xiaomi 9 Pro 5G is equipped with a professional-grade "primary color screen". In addition to its ultra-high screen-to-body ratio, it also meets the stand...[Details]
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The energy density of conventional lithium-ion batteries is approaching the saturation point, so they cannot meet the needs of future applications such as electric vehicles . Compared with lithium-io...[Details]
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introduction
Compared with linear power supplies, switching power supplies have many advantages: because the main power transistor works in a switching state, its loss is small and the overall ...[Details]
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On August 9, Sunwanda announced through its official WeChat public account that in order to further deepen the company's global strategic layout, better explore the international market, and serve in...[Details]
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Using LCD1602 to display characters is more convenient than using seven-segment digital tubes, and it can display more content. The character generator CGROM inside 1602 has stored more than 160 char...[Details]
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In recent years, with the promotion of single-chip microcomputers in my country, they are increasingly widely used by designers for their simplicity, practicality, powerful functions and small size, ...[Details]
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The electronic compass is an important navigation tool that can provide the heading and attitude of moving objects in real time. With the advancement of semiconductor technology and the development...[Details]
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All for commercialization
While the competition among manufacturers is in full swing, Agility Robotic, relying on its leading bipedal gait technology and the support of a group of luxuriou...[Details]
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Temperature measurement and control is undoubtedly the most common measurement parameter, as it is critical to many operations and tasks. Accurate temperature measurement and control is extremely im...[Details]
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Reproducing bass is a very tricky business, one that causes a lot of trouble for speaker designers and audiophiles alike. But it is a challenge, and the potential rewards more than justify the effort ...[Details]
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In recent days, the Party Committee of State Grid Shaanxi Electric Power Company has organized party organizations at all levels of the company to thoroughly study and implement the spirit of the F...[Details]
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Today, Apple released the official version of iPadOS 15.4, adding a new "Universal Control" feature that allows you to use the same mouse and keyboard between iPad and Mac. It also provides new emoji...[Details]
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On October 30, Samsung is currently expanding the proportion of Qualcomm Snapdragon chips used in its Galaxy flagship phones, while its own Exynos chips mainly cover mid-to-low-end and home applian...[Details]
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