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In the application of supercapacitors, many users encounter the same problem, that is, how to calculate the discharge time of a supercapacitor of a certain capacity when it is discharged at a certa...[Details]
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Take two units as an example: use an analog multimeter to measure
Static measurement: put the multimeter in the multiplication 100 position, measure the resistance with the black pen connected...[Details]
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Recently, semiconductor components have been in serious short supply. TSMC, Samsung, UMC and other leading wafer foundry manufacturers have started to raise prices. Many foreign investors expect that...[Details]
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C114 News July 25 (Yue Ming) This week, Beijing InfoComm China 2021 grandly opened. Intel, together with ecological partners such as Tencent Meeting, Hisense Commercial Display, MAXHUB, etc., exhibit...[Details]
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aim of design
In instrument calibration, we hope that the accuracy and resolution of the DC voltage source can be high enough, because this is the key to whether the instrument can be calibrated we...[Details]
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The latest report released by market research firm IDC shows that the tablet computer and smartphone market in Taiwan in 2020 will be affected by the new coronavirus epidemic, and the total market vo...[Details]
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Overview AT86RF401 is a RF wireless data transmitter with an AVR RISC microcontroller integrated in the single-chip computer. The output frequency range is 250-450MHz, the maximum output power is +...[Details]
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s3c2440 i2c controller driver (simplified DIY), directly on the code, the comments are very detailed:
#include linux/kernel.h
#include linux/module.h
#include linux/i2c.h
#includ...[Details]
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/*********File name: i2c_ee.h**********/ /* Define to prevent recursive inclusion ------------------------------------ */ #ifndef __I2C_EE_H #define __I2C_EE_H /* Includes -----------------------...[Details]
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I. Introduction There are currently two important issues with LED bulbs in the market: The first is unclear labeling. According to ITRI’s testing of LED bulbs in the industry, the actual lu...[Details]
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TDK Corporation has recently launched the EPCOS B43659 series of solder-type aluminum electrolytic capacitors. The new series of components is a new generation of general-purpose products with a ...[Details]
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IBM released its first quarter earnings report, with a revenue decline that was larger than market expectations, mainly due to a decline in mainframe demand and a strong dollar. IBM's stock price fel...[Details]
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On January 19, the State Council Information Office held a press conference on the development of industry and information technology in 2023. A reporter asked a question saying that my country's aut...[Details]
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In recent years, new taillights using LED light sources have been used in more and more high-end car models, including BMW 7 series, new Audi A8, new Benz S series, Cadillac's new sedans and SUVs, Lex...[Details]
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All-vanadium liquid flow battery bipolar plate production line project (published after approval) Construction unit: Dalian Rongke Energy Storage Group Co., Ltd. Design unit: Information Industry Elec...[Details]
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