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I've been working on a current signal output project recently and encountered some problems. Here I'm going to make a note of these solutions for future use. When I was working on this, I encountered...[Details]
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The figure below shows the power amplifier
circuit
composed of 6n8P+EL156
. All the parameters of the author's machine are marked on the figure, including the measured voltage at each point...[Details]
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Temperature control systems are widely used, and temperature is an important and common thermal parameter. The conventional temperature control method is to set a temperature range, and to adjust t...[Details]
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What is photovoltaic power generation?
Photovoltaic power generation is a technology that uses the photovoltaic effect of semiconductor interfaces to directly convert light energy into ele...[Details]
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The MAX17499/MAX17500 current-mode PWM controllers contain all the control circuitry required for wide-input-voltage isolated and nonisolated power-supply designs. The MAX17499 is ideal for low-inp...[Details]
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ABB has launched its new solar energy storage solution, REACT 2, with a capacity of 12kWh, increasing a household’s electricity self-sufficiency.
ABB's new REACT 2 inverter and ene...[Details]
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More access to new energy will bring more severe power balance problems. In the past many years, long-distance transportation of electricity has been an important means of absorbing new energy. In ...[Details]
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Last year, OFILM, a major domestic electronics manufacturer, was kicked out of Apple's supply chain and subsequently had to sell its lens module business to Wingtech Technology. Now there is ne...[Details]
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Recently, when conducting a survey of investment institutions, Unigroup Guoxin announced that with the development of 5G, the Internet of Things, and the Internet of Vehicles, the company will focus ...[Details]
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Microsoft conducted a security threat assessment of its services and users between January and March this year, and the results are shocking. According to the Microsoft Threat Research Team, millions...[Details]
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NXP's SSL2101 is a 120V AC LED flyback driver that can work directly from the live voltage rectifier. The device includes a high-voltage power switch and a circuit that starts directly from the live v...[Details]
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On March 9, Beijing Lingxi Weiguang Technology Co., Ltd. ("Lingxi Weiguang") announced the completion of a 100 million yuan Series B financing round. The investors in this round of financing include ...[Details]
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1. Before the three-phase relay protection tester is ready to enter the test, it is necessary to simulate the instrument relay use and apply the system fault detection of the secondary charge current...[Details]
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1. Introduction
At present, my country generally adopts the metering and charging method that users' metering instruments, namely water meters, electricity meters, gas meters, and heat meters ...[Details]
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pc：Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]
Analogue and Mixed Signal
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