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ARM11 S3C6410 has three PLLs on-chip, which are used to multiply the ARM CPU core and the on-chip devices connected by the bus. In the ARM bus architecture (AMBA ), the AXI (Advanced eXtensible BUS), ...[Details]
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The International Renewable Energy Agency (IRENA) released an innovation report on renewable energy, introducing the application of blockchain in the power sector. Blockchain-based smart contracts ...[Details]
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environment: Host: WIN7 Development environment: MDK4.72 MCU:STM32F407VGT6 illustrate: There is an LED on the target board and a button that flips the LED state. LED: PE2, low level lights up, hi...[Details]
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01 The dead zone effect
The dead zone effect, more precisely the nonlinear characteristics of the inverter, consists of two parts:
Dead time;
The on-state voltage drop of ...[Details]
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This article will discuss the importance of probes as the first link in the oscilloscope measurement chain. Due to their relative simplicity, passive probes are generally the most rugged, economical, ...[Details]
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As Huawei and Samsung have achieved good results in the foldable screen mobile phone market, major mobile phone giants have also begun to join the race. According to Counterpoint, global shipments of...[Details]
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According to foreign media reports, Albemarle, one of the world's largest lithium metal producers, warned that automakers will face a fierce battle to secure lithium supplies before 2030 as demand is...[Details]
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It includes square wave frequency adjustment function, square wave duty cycle adjustment function, 1-9999Hz frequency measurement function, and uses RC network as DA to achieve sine wave generatio...[Details]
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1. Concept of memory interface S3C2440 is a SOC, so it has many peripherals. The general methods of driving peripherals can be divided into: Access the corresponding registers through the CPU, and ...[Details]
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Foreign media reported that the utilization rate of advanced process capacity has begun to decline, and it is estimated that the decline will continue for some time. In order to save the huge power c...[Details]
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The National Day holiday is about to end, and according to previous information, the launch of the iPhone 12 series is also coming soon. It is reported that Apple will continue to expand its product ...[Details]
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On March 30, China's leading wafer foundry SMIC released its 2021 annual financial report. SMIC's total revenue in 2021 hit a record high of US$5.4431 billion, a year-on-year increase of 39.3%; profi...[Details]
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At about 16:00 on December 5, 2017, the world's first single-machine 3.2MW liquid-cooled inverter was successfully connected to the Northwest Power Grid at the 60MW photovoltaic power station in Du...[Details]
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Looking at the new energy vehicle industry, whether it is policy directions, market data or future layout trends within the industry, they all verify the development prospects of the new energy vehic...[Details]
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1. Introduction As electronic devices become more multifunctional and noise-free, such as smartphones and digital cameras equipped with video and audio recording functions, and small notebook comput...[Details]