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1. Some concepts you need to know Before formally talking about the cross-compilation tool ARM-LINUX-GCC, I think it is necessary to clarify two very basic concepts. 1. What is cross-compilation an...[Details]
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Note: Kernel version: 2.6.30.9 Busybox version: 1.15.2 Working user of PC Linux and development board Linux: root 1.配置内核: Networking support --- Networking options --- * Packet socket * Unix domai...[Details]
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In battery-powered portable devices, designers use step-up converter ICs. These chips usually provide an output with a fixed or adjustable voltage. Some chips have LBI/LBO (low battery input/low batte...[Details]
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Bosch, the world's leading supplier of automotive and intelligent transportation technologies, held the Bosch Automotive and Intelligent Transportation Technology Innovation Experience Day in Shangha...[Details]
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1 Introduction
As digital TV technology matures, the digitization of China's TV network is also underway. In order to ensure the normal operation and transmission quality of digital TV networks, co...[Details]
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"Complete" and "new" exhibits cover 21 major categories. Authoritative experts give wonderful lectures to understand the hot trends in the industry.
The "Government ...[Details]
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On April 9, the 2021 New Generation Information and Communication Industry Academician Forum and the IAIC China Chip Application Innovation Design Competition Launch Ceremony were held in Shenzhen. C...[Details]
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According to foreign media reports, at the Global Public Transport Summit of the International Association of Public Transport (UITP) held in Sweden, French public transport operator Keolis, in coope...[Details]
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(October 30, 2024, Shanghai)
As one of the world's leading companies in industrial automation, information technology and digital transformation, Rockwell Automation will be present at the 7th ...[Details]
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1. The SCL and SDA pins of STM8 are marked with T, which means pure open-drain pins. Pure open-drain pins are low when inputting 0 and high-impedance when outputting 1, rather than high level. Theref...[Details]
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Since the 1990s, the successful application of gas ultrasonic flowmeters in the natural gas industry has made breakthrough progress, and some difficult problems in natural gas flow measurement are ex...[Details]
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1. IGBT Introduction
The normal operating frequency of IGBT is 10-20kHz, and its switching speed is much faster than GTO and IGCT. It is a better choice in AC motor variable frequency speed re...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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The smart energy meter based on CSE7780 is designed to make the design more reasonable and become a product with a better cost-effectiveness. This paper analyzes the performance characteristics and st...[Details]
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#include
//The running lights light up from top to bottom and then turn off; then light up from bottom to top and then turn off
sbit Key1=P2^7; //Start and stop timer T0
sbit Key2=P2^6; //S...[Details]