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"In the era of the interconnection of all things, there will no longer be mobile phone companies in the pure sense." Chen Mingyong, the founder and CEO of OPPO, who has rarely appeared in public in r...[Details]
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1 Test wiring Connect the test wires correctly according to the condition of the product being tested. 5.1.1 Single-phase transformer or single-phase PT test wiring The yellow and green test clamps ...[Details]
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The impedance of the inductor is proportional to the frequency, and the impedance of the capacitor is inversely proportional to the frequency. Therefore, the inductor can block the high frequency f...[Details]
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The new "RDK2" development kit from Rutronik Elektronische Bauelemente GmbH is a complete solution for firmware and hardware developers.
Based on the "RDK2", proof of concept can be created q...[Details]
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This switching power supply is a low-power switching power supply. It inputs 220V AC mains and outputs 12V DC. The maximum output current is 1.3A. It is mainly used for powering small devices, such...[Details]
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Basic knowledge in the application process of non-linear editing system
Any system is composed of several elements, the most important of which are:
document
In a non-linear editing system, all...[Details]
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Embedded Linux system has the advantages of good portability, strong network function, excellent GNU compilation tools, free open source code, etc. The S3C2410 processor is a 32-bit embedded processo...[Details]
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Things to note before installing the instrument: 1. Before installing the instrument, the process pipeline should be purged to prevent ferromagnetic substances retained in the pipeline from adhering ...[Details]
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3 Usage Method A good book for learning AVR microcontrollers is "Principles and Applications of AVR Microcontroller Embedded Systems", the cover of which is shown in the figure below. AVR is genera...[Details]
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International Solar Photovoltaic Network News: Enphase Energy, Inc., a leading global supplier of solar microinverters, recently announced the launch of its seventh-generation Enphase IQ microinver...[Details]
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NS's LM49153 is a fully integrated audio subsystem, including an efficient 25mW Class G headphone amplifier (THD+N ≤ 1%) and an efficient 1.35W Class D speaker amplifier (RL = 8Ω, THD+N 1%), ...[Details]
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introduction
The electronic compass is a device that uses the geomagnetic field to achieve orientation and has been widely used in various navigation and positioning systems. The widespread applica...[Details]
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After installing arm-linux-gcc in Ubuntu 12.04, I found a message "arm-linux-gcc can not find" when compiling the Linux kernel. I searched for relevant online information and found the answer...[Details]
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introduction
At present, the main methods for measuring the initial velocity of projectiles are laser measurement, infrared measurement, and coil target method. The pollution of light by gunpowder ...[Details]
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1. Overall design of the system
This system is used to test the functions and performance of DC motor controllers . The test content mainly includes the current value, speed value and waveform change...[Details]