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The national finals of the "2019 National University Student Internet of Things Design Competition" (hereinafter referred to as the "Internet of Things Design Competition"), hosted by the Higher Educ...[Details]
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introduction
The way MP3 compresses music is to use an algorithm to remove the high and low frequency parts of the sound, greatly reducing unnecessary capacity waste, while retaining the au...[Details]
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On October 28, 2020, AMEE 2020 Shanghai International Automotive Chassis System and Manufacturing Engineering Technology Exhibition officially came to an end at the Shanghai World Expo Exhibition and...[Details]
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In 2022, my country's lithium-ion battery industry will adhere to supply-side structural reform, accelerate technological innovation and transformation and upgrading, continuously improve the suppl...[Details]
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introduction
This article introduces the process of porting μC/OS-Ⅱ to ATMEL's 8-bit microcontroller ATmega128. The so-called porting is to make a real-time kernel run on a certain microprocessor, ...[Details]
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The so-called "lead-free" does not mean that the presence of lead is absolutely prohibited, but it requires that the lead content must be reduced to a level below 1000ppm ( 0.1%), and it also means...[Details]
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Recently, Yole Développement released the Advanced Packaging Technology Report for the first quarter of 2022. Gabriela Pereira, Semiconductor, Memory & Computing Technology & Market Analyst and Packa...[Details]
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What is the difference between UART2, UART3 and UART0, UART1 of LPC2368? The same processing method UART0, UART1 is normal, UART2, UART3 crash, the following is the program: #include LPC23xx.h #defi...[Details]
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This article introduces the principle of the burning process of programmable read-only memory (PROM).
Programmable read-only memory (PROM) chips are blank when new, but are pre-populated with binar...[Details]
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summary
随着越来越多的移动手持终端支持视频功能，对于流媒体内容及实时通信的网络支持需求也在显著上升。虽然对已部署的 3G 媒体网关进行升级可以支持较低的分辨率和帧速率，但这种由于自身的有限处理能力而进行的升级并不能满足视频成为主流应用的需求。
为了使可扩展视频应用能够支持高密度 (HD)，需要显著提高视频处理能力，而多核数字信号处理器 (DSP) 不但拥有能满足此...[Details]
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Heat deformation temperature is a parameter that expresses the relationship between the heat and deformation of the object being tested. The heat deformation temperature test records the temperatur...[Details]
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Amazon's self-driving startup Zoox has released a report that aims to provide new insights into its custom electric self-driving cars, detailing various design details for preventing collisions and h...[Details]
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Introduction
XScale launched by Intel adopts ARM V5TE structure and is an upgraded product of Strong ARM. The highest main frequency of XScale PXA270 processor can reach 624 MHz. It has added...[Details]
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Today is the official release of the data of Xiaopeng G9. I think some of the information is very interesting, especially the 3C version was given to Xinchuxing for testing. Let's have some discussio...[Details]
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The typical circuit of the switching power supply made of UC3842 is shown in Figure 1. Overload and short circuit protection is generally achieved by connecting a resistor (R4) in series with the sour...[Details]
Making friends through disassembly
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