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Lighting up the LED should be the first experiment for everyone to learn hardware! From 51 to 32 and then to ARM, let's stop talking nonsense and start using STM32 to light up the LED. GPIO: also kn...[Details]
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9013 is an NPN type silicon low-power transistor. It is a very common crystal transistor. It is often seen in radios and various amplifier circuits. It has a wide range of applications. It is an npn ...[Details]
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Apple announced a new App Store Small Business Program in November, which will reduce the App Store fee for small business owners and independent developers from the standard 30% to 15%. The program ...[Details]
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In daily life, interior designers and architects often face a problem, that is, in the process of design and decoration, they have a headache because of various measurement difficulties or safety haza...[Details]
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In order to ensure that the controller can work reliably during power outage, a DC power supply system is used in high-voltage power distribution control. During power outage, the DC power supply s...[Details]
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1. LCD Introduction 1. LCD (Liquid Crystal Display) is commonly known as liquid crystal. A major feature of this material is that the liquid crystal molecules rotate under the drive of electrical sig...[Details]
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The latest report from market research firm Strategy Analytics shows that the global smartphone application processor (AP) market size reached US$5.8 billion in the second quarter of 2020, a year-on-...[Details]
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According to the Operator Finance Network, industry insiders revealed that after some 5G mobile phones were launched on the market, manufacturers helplessly discovered that there were only five 5G ch...[Details]
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Simulation circuit diagram: Simulation experiment results: C language program code: //------------------------------------------------*/ #include reg52.h //Include the header file. Generally, n...[Details]
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As we all know, industrial production cannot do without precise online thermometers to monitor the temperature of objects. Online infrared thermometers are very mature and common in factories. Online...[Details]
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More and more countries are encouraging consumers to adopt hybrid electric vehicles (HEV) and electric vehicles (EV) to promote a cleaner world. Yet bringing a new electric or hybrid vehicle to mar...[Details]
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This article introduces the principle, interface circuit and program implementation of using 8031 single-chip microcomputer to measure the power factor angle of three-phase power grid. It has bee...[Details]
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Electric vehicles have entered our lives with their advantages of convenient travel, low carbon and environmental protection, but the high failure rate of its chargers is a headache. For this reaso...[Details]
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On the 4th of this month, New Solar Technology (NSP) launched a new generation of low-cost and high-efficiency monocrystalline solar cells called "Perfect19". The product is currently on display at...[Details]
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Kexiang Co., Ltd. issued an announcement stating that on November 13, 2021, Kexiang Co., Ltd. signed an "Investment Intention Agreement" with Goldman Sachs Holdings (Huizhou) Co., Ltd., Ningbo Yuejia...[Details]