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Early this morning, Apple released the seventh beta version of iOS 12.4. It is understood that Apple did not add any new features to this system update, but mainly continued to fix bugs in the new sy...[Details]
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This article discusses the input parameter types that XY GRAPH can accept.
1. Arrays composed of complex numbers
In the XY coordinate system, a (X, Y) coordinate can be represented by a point, and...[Details]
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As the leader of embedded ecosystem and mobile chips, ARM has kept a low profile since its establishment in 1990. However, recently, ARM's dispute with RISC-V has put the IP giant in the spotlight. ...[Details]
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MAX731 switch-controlled DCDC boost converter circuit
MAX731 is a switch-controlled DC-DC boost converter. It can generate 5V, 200mA DC voltage using 2 No. 5 batteries, and its conversion effici...[Details]
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Electrical schematic diagram of speed sensor
The speed sensor of the scale is a grating roller with 40 slots and a diameter of 0.115 m. Each rotation is equivalent to the...[Details]
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1 System Structure
The whole system consists of AT91RM9200 processor, CMOS sensor, audio acquisition system, Ethernet power supply system and Ethernet data communication. First, the image is co...[Details]
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0 Introduction
Power management technology has been widely used in portable and handheld power supplies in recent years. The power management system includes subsystems such as linear regu...[Details]
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0 Introduction
Cars are currently the main means of transportation for humans and a symbol of modern civilization. The annual sales of cars in the world reach more than 60 million, and the...[Details]
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This article introduces the main features, block diagram and typical application circuit of TPS65137. TI's TPS65137 is an active matrix OLED (AMOLED) power solution, including a boost converter wit...[Details]
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In the past, the application of oscilloscopes was relatively simple, and they only met the needs of waveform observation and measurement. However, with the rapid development of electronic technology ...[Details]
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1. Fault phenomenon When the instrument is turned on for testing, there is a large difference between the input signal and the output value; Errors during use: RF Alignment Failure and ADC OVERLOAD e...[Details]
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On December 7, the 8th "One Belt, One Road" New Energy Innovation Development Forum for Strengthening the Application of the Yangtze River Economic Belt, jointly organized by the China Yangtze Rive...[Details]
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Power supplies come in a wide variety of types and sizes, from traditional analog power supplies to highly efficient switching power supplies. They all face complex, dynamic operating environments....[Details]
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Nokia reported third-quarter net sales of 5.3 billion euros ($6.2 billion), down 7% year-on-year; operating profit was 350 million euros, and the operating profit margin increased by 2 percentage poi...[Details]
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I originally planned to make a 6SN7 two-stage tube for FD422. I checked the price online and found that it was 45 yuan per tube and it was made in China. It was almost equivalent to my pair of FD4...[Details]
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