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How do we choose a power module in power supply design? The premise of the selection is that we must understand various power supplies and the differences between them, so that we can choose the powe...[Details]
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In many aspects of the wireless infrastructure we are creating to support the cloud-based Internet of Things (IoT), a balance must be struck between centralized and decentralized computing. As edge c...[Details]
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Excitation is one of the key technologies for the measurement performance of electromagnetic flowmeters. In practical applications, the excitation methods can be divided into AC sine wave excitation...[Details]
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MCU:Atmega8
Internal oscillator: 8M
Environment: ICCAVR 7.0
Program: sdyzxue Xue Haitao
2010/06/16
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QX6102 is a high-precision step-down high-power LED constant current driver chip with self-powered function . It is suitable for non-isolated LED constant current power supply with full range i...[Details]
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On January 6, it was learned from the Infrastructure Department of State Grid Corporation of China that in 2019, the company's 110 kV and above power grid infrastructure projects started 50,701 kil...[Details]
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0 Preface
The official launch of USB 3.0 in 2010 symbolizes the arrival of the era of ultra-fast USB transmission. However, in the embedded field, USB 1.1 protocol is still used in many aspects due ...[Details]
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Problem 1. Mixed signal measurement Necessity of logic input channel: It is necessary to measure the control signal in the power supply; the control signal exceeds 4 channels; the analog signal n...[Details]
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Introduction: As the number of transistors integrated on a single chip exceeds 1 billion, energy consumption has gradually become the primary limiting factor in chip design. The design focus of int...[Details]
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Among the industrial and domestic electrical loads, resistive and inductive loads account for a large proportion. Asynchronous motors, transformers, fluorescent lamps, etc. are typical resistive and ...[Details]
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The microcontroller plays the role of CPU in the system and needs to handle multiple tasks at the same time, such as communicating with the PC, forwarding the received information to the slave, monito...[Details]
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****************DS1868 digital potentiometer debugging******************/
//Note: The pin debugging of ds1868 is that I use the 5th, 6th and 7th pins of P2 port and find it is not easy to use
//In a...[Details]
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Last year, in the global PCB industry ranking, mainland China surpassed Japan with a market share of 23%, jumping to second place in the world; Taiwan still ranked first with a market share of 31.3%....[Details]
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Preface
GPS (Global Positioning System) is supported by 24 satellites and provides global, all-weather, continuous navigation and positioning. Due to its high precision, high speed, low cost a...[Details]
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The cross-compilation process is the same as the previous one, but some modifications need to be made during configuration.
1. Install zlib
Compile zlib with the cross-compilation tool an...[Details]
PCB Design
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