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Bluetooth technology is an integral part of the industrial IoT revolution, leading the integration of industry and information, helping manufacturers to take productivity and safety to a new level. A...[Details]
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As the release date of the Samsung Galaxy S21 series approaches, there are more and more news and leaks about Samsung's new generation of headphone products, the Galaxy Buds Pro, which is rumo...[Details]
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3. Packaging test comparison
1. Two LED packaging with different heat dissipation structures
In order to ensure comparability, the same materials (same chips, die-bonding glue, gold wire, sil...[Details]
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Reporters learned from the 2023 Huawei Smart Car Solution Conference that Huawei recently released the industry’s largest head-up display product, HUAWEI xHUD AR-HUD, helping AR-HUD become a new wind...[Details]
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1 Introduction
The current detection usually refers to the detection of the current passing through a component or a wire. Generally, a transformer, shunt, etc. are used to convert the current si...[Details]
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The RF impedance can be detected by attaching an air dielectric transmission line to the outer wall of a non-metallic water tank to accurately measure its liquid level. This article provides an empir...[Details]
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Active infrared intrusion detectors are composed of a transmitter and a receiver. The transmitter is composed of a power supply, a light source and an optical system, and the receiver is composed of...[Details]
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1 Introduction
Power supply equipment is a kind of electronic product with large quantity, wide application and strong versatility. Power supply is used in almost all departments such as modern com...[Details]
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STM8S is a dual-power MCU, with a peripheral operating voltage of 3V-5.5V and a core operating voltage of 1.8V. Since the MCU has an integrated 1.8V low-power voltage (LPVR) regulator, the MCU only n...[Details]
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In order to realize human-computer interaction, a display device is indispensable. In the previous section, we talked about how to use a single-chip microcomputer to control the display of a digital ...[Details]
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Three-phase alternating current is a form of transmission of electrical energy, referred to as three-phase power. Three-phase AC is a power supply composed of three AC potentials with the same freque...[Details]
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1. Chip part Among them, P1 is the interface reserved for the programmer, and J3 and J4 are reserved for extension modules, such as perpetual calendar, temperature and illumination sensor, voice broa...[Details]
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According to foreign media reports, Oriol Romero-Isart, a researcher at the Institute of Quantum Optics and Quantum Information at the Austrian Academy of Sciences, the University of Innsbruck and th...[Details]
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On February 2, Tianyancha information showed that Tencent Technology (Shenzhen) Co., Ltd. recently disclosed a number of patent information, one of which is related to autonomous driving, named "Park...[Details]
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Hardware:
S3C2440 is an arm920T architecture. Let's first review the interrupt controller principles and related hardware architecture in s3c2440.
Interrupt Controller:
The interrupt...[Details]