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PM2.5 monitoring is increasingly receiving attention from the government, the public and the media. At present, everyone has a certain understanding of its sources and hazards. As netizens gradually...[Details]
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On the afternoon of September 10, Wu Lei, Secretary of the Party Committee and Chairman of Shanghai Electric Group, conducted a work investigation at Shanghai Electric Energy Storage Technology Co....[Details]
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The serial port communication of the 51 single-chip microcomputer is full-duplex, which means that it can receive and send at the same time without affecting each other. The serial port can receive...[Details]
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introduction:
Due to the limitation of its internal resources, in many applications, the microcontroller needs to expand related resources outside the chip, such as program memory, data memory...[Details]
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1. The relationship between ARM7, ARM9, ARM11 and ARM-Cortex
ARM7: ARMv4 architecture, ARM9: ARMv5 architecture, ARM11: ARMv6 architecture, ARM-Cortex series: ARMv7 architecture ARM7 has no MMU...[Details]
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The inverter has many setting parameters, and each parameter has a certain selection range. In use, it is often encountered that the inverter cannot work normally due to improper setting of individ...[Details]
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CS50363E is a step-up switching regulator using CMOS technology. It mainly includes a reference voltage source, an oscillation circuit, an error amplifier, a phase compensation circuit, and a PWM/P...[Details]
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On May 10, Guoxuan High-tech issued an announcement stating that the company recently signed a "Memorandum of Understanding on Cooperation in Lithium Mining Business in Argentina" with JEMSE through ...[Details]
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The mystery of the change of control of Tongrun Equipment has been initially revealed. On November 22, Chint Electric, a leading low-voltage electrical appliance company, announced that it plans to...[Details]
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Recently, some media reported that a Beijing "senior citizen phone" user who used China Unicom's communication network suddenly "could not receive signals or make calls", suggesting that China Unicom...[Details]
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On March 10, Qualcomm was named one of the "World's Most Innovative Companies in 2020" by Fast Company. This annual list aims to select the most groundbreaking and influential companies in the world,...[Details]
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The island phenomenon refers to the situation where when the power supply of the power grid is disconnected due to a fault accident or power outage for maintenance, the distributed grid-connected pow...[Details]
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Its industry-leading employer of record service will help Chinese companies quickly expand their international business Beijing, April 12, 2022 – Safeguard Global, a company dedicated to shaping th...[Details]
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All signs indicate that Apple will launch four different new iPhones this year, called iPhone 12, iPhone 12 Max, iPhone 12 Pro, and iPhone 12 Pro Max, with different specifications. Now, acc...[Details]
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The targets detected by radar are usually moving objects, such as airplanes and missiles in the air, ships at sea, and vehicles on the ground. However, there are often various backgrounds around th...[Details]