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arm-linux-gcc 3.4.5 busybox-1.24.1.tar.bz2 1. Modify the Makefile and find the following 2 changes to ARCH ?= arm CROSS_COMPILE ?= arm-linux- 2. Open the configuration menu make menuconfig and perfor...[Details]
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1. How to improve the efficiency of C language programming code
Deng Hongjie pointed out that using C language for MCU programming is an inevitable trend in MCU development and application. He em...[Details]
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Electric power
In the case of voltage and current related reference direction, electric power p can be written as p(t)=u(t)i(t)
p 0 indicates that the component absorbs elect...[Details]
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Light-emitting diodes have the advantages of no pollution, low energy consumption, long life, and fast operation response. As the EU is about to ban the widely used mercury-containing metal light sour...[Details]
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In the next four years, the State Grid Corporation of China will invest 25.1 billion yuan in the construction of charging facilities, build 150 large-scale centralized charging stations and 380,000...[Details]
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What is Power Factor Correction (PFC)? Power factor refers to the relationship between effective power and total power consumption (apparent power), that is, the ratio of effective power divided ...[Details]
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BOE (BOE) ranks 11th in the world in the 2022 IFI Patent Authorization Ranking, leading high-tech innovation companies quality development On January 10, the 2022 annual statistical report releas...[Details]
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ROHM's chip array can be mounted at high density. By reducing the number of mounting times, the installation cost is effectively reduced and the space is saved. In addition, the use of convex electrod...[Details]
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The typical chip (AT89C51) in the 5l series of single-chip microcomputers adopts the form of 40-pin dual in-line package (DIP), which is composed of CPU, 4kB ROM, 256B RAM, two 16b timer/counters T0 ...[Details]
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Jiwei.com News: On March 18, the construction of the Jiejie Microelectric high-end power semiconductor industrialization project, a key leading project of the electronic information industry in Nanto...[Details]
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Numbers with more than two digits require 74LS90 chip-level connection, that is, when the low-order chip has counted fully, the highest bit of the low-order bit is used as a carry and sent to the ...[Details]
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Introduction to Martindale Abrasion and Pilling Tester The fabric to be tested is installed in the upper sample fixture and rubbed against the abrasive installed on the grinding table. The friction t...[Details]
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At the JPMorgan Technology/Auto Summit on Wednesday, Eastern Time, several semiconductor industry executives said that the shortage problem of both computer chips and automotive chips cannot be solve...[Details]
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Intel has strategically embedded artificial intelligence into one of its most critical business areas, Intel IT, and has successfully created more than $1 billion in business value for the company. I...[Details]
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On February 23, the "Airport Line" autonomous driving manned demonstration from Beijing Daxing International Airport to Beijing Yizhuang was officially launched, marking the official opening of the...[Details]
Analog electronics
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