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The simplest capacitor is composed of plates at both ends and an insulating dielectric in the middle. When powered on, the plates are charged, forming a voltage (potential difference), but due to the ...[Details]
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On November 18, the Ministry of Industry and Information Technology released a message on its website, publicly soliciting opinions on the "Lithium-ion Battery Industry Standard Conditions (2021 Edit...[Details]
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When talking about new energy vehicles, we will naturally talk about power batteries, and batteries are both familiar and unfamiliar to most of us. What is familiar is that batteries exist in all asp...[Details]
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This article will explore how to design isolated power supply circuits for gate drive, isolated sensing and communication circuits with the least parts, lowest complexity and most cost-effective meth...[Details]
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When writing the sending code with reference to the official USART example, the first character of the string is inexplicably lost
/* eg write a character to the USART */
USART_SendData(EVAL_CO...[Details]
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1. Development Environment Host: VMWare--Fedora 9 Development board: Mini2440--64MB Nand, Kernel:2.6.30.4 Compiler: arm-linux-gcc-4.3.2 2. Prerequisite Knowledge 1. Linux Input Subsystem: In L...[Details]
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Samsung Electronics held a media communication meeting in Beijing with the theme of "Vision. Future" and officially announced its 5G business in China. As far as consumer electronics manufactur...[Details]
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Transformer on-load tap changer tester height measurement: The on-load tap changer tester is designed to fully meet the high voltage test equipment of the power industry standard of the People's Repu...[Details]
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At the three-day Munich Shanghai Electronics Show (July 8-10), ITECH, as a world-leading test and measurement solution provider, became a beautiful sight at the exhibition with its outstanding te...[Details]
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1. Development Preparation Development board: mini2440, NorFlash: SST39VF1601 2MByte size, CPU: S3C2440A. Development environment: MDK5.13 Emulator: Jlink v8 2. Development Process First, l...[Details]
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///////////ISD4004 voice playback part//////////////////////////////
////When the P3.5 button is pressed, recording starts from the specified address
/// When the P3.6 key is pressed, t...[Details]
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Abstract: This paper uses DSP as the core processor, in conjunction with FPGA and peripheral circuits, to design an infrared TV focus controller for an optoelectronic tracking and measurement system,...[Details]
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According to news on December 29, Xiaomi Group held a Xiaomi Auto Technology Conference on December 28. Five self-developed core technologies were released. The first model, Xiaomi SU7, was unveiled ...[Details]
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1 Overview of the working principle of the keyboard The keyboard is the most common device in the computer, and it is also the device that is most easily intercepted and reproduced except for the di...[Details]
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1. TQ2440 key interface circuit K1 -- EINT1 -- GPF1 K2 -- EINT4 -- GPF4 K3 -- EINT2 -- GPF2 K4 -- EINT0 -- GPF0 2. Key reference codes When the button is pressed, the corresponding LED light tu...[Details]
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