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First, check the bottom board schematic diagram of TQ210 This time, only KEY1 and KEY2 are operated. Search for XEINT0 in the TQ210 core board schematic diagram. It can be seen that KEY1 and KEY2...[Details]
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With the development of smart phones, NFC plays an increasingly important role. In recent years, access cards, bus cards, bank cards, and meal cards have all been "installed" in the magical devices t...[Details]
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The factors that affect the stability of the microcontroller system can be roughly divided into two parts: external factors and internal factors:
1. External factors
Radio frequency in...[Details]
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28BYJ-48 stepper motor:
A stepper motor is an actuator that converts electrical pulses into angular displacement. In simple terms: when the stepper driver receives a pulse signal, it drives t...[Details]
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Data analyzed by the Research Department of the Power Battery Application Branch show that the installed capacity of power batteries for new energy vehicles in 2019 was approximately 4.7GWh, a year-o...[Details]
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In synchronous buck power supply applications, reducing the MOSFET on-resistance is critical for synchronous rectifiers because in most cases, the power loss caused by the fast recovery rectifier c...[Details]
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In modern petrochemical production, volatile liquid raw materials are common, such as liquid ammonia, ethylene vinyl chloride, formaldehyde, etc. Since volatile liquids have different characteristics ...[Details]
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With the commercialization of 3G services in major operators,
the number of
communication
base stations
has increased significantly, and the distribution range has also exp...[Details]
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Engineers usually use multiple groups of cheap small-capacity batteries in parallel to achieve the larger battery capacity required by UPS. If multiple groups of batteries with poor performance uni...[Details]
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1. Introduction
With the rapid development of micro-electromechanical systems (MEMS) , people have applied accelerometers to sports to obtain information such as the speed and strength of athl...[Details]
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According to LAW STREET, Cedar Lane Technologies (hereinafter referred to as "Cedar Lane") recently filed a patent infringement lawsuit against Huawei in the Eastern District of Texas, claiming that ...[Details]
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Autonomous driving has huge potential, and the semiconductor industry represented by chips will benefit from it. Favorable policies and technological progress have accelerated the industrialization...[Details]
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The spherical photometer is an efficient and fast device for measuring the luminous flux and luminous efficacy of LED products . It is currently the most important device for measuring the luminous ...[Details]
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It is understood that SK Materials and JNC will establish a joint venture to enter the OLED material business. JNC is a company that holds the core technology of blue light OLED materials, and JNC wi...[Details]
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STMicroelectronics has launched the HFA80A automotive-scale input Class-D audio amplifier, which combines high efficiency, compact size and low cost. It is optimized for automotive and local electr...[Details]
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