When I was a child, the radios and televisions at home all had poles that could be flexibly rotated and stretched. Everyone must still remember this pole that could rotate back and forth, and perhaps ...
There are many options for network camera solutions, but the mainstream products on the market generally choose two solutions: (1) CPU + ASIC. (2) Dual CPU structure, that is, an embedded CPU and a de...
[i=s]This post was last edited by yilonglucky on 2019-1-18 09:40[/i] [align=left][font=宋体]Hello everyone, I am very happy to be able to participate in the evaluation of the "NXP Rapid IoT Prototyping ...
In the 5G era, terminals have become the focus of attention in various industries. Terminals are the part closest to users and directly affect users' 5G experience. In smart terminals, RF front-end mo...
Communications and collaboration company Poly (NYSE: PLT) recently released a new analysis report to share the current and future trends and insights of the "new normal office". The "New Normal Offic...[Details]
0 Introduction A charge-coupled device (CCD) is a miniature image sensor that uses electric charge as a signal carrier. It has the functions of photoelectric conversion and signal charge storage, tra...[Details]
The fourth-order IIR digital filter is implemented by FPGA, and a digital elliptical low-pass filter is formed by cascading two second-order sections. The ripple in the passband is less than 0.1dB,...[Details]
This case can realize cross-screen splicing display of images/videos, that is, one content is divided into multiple parts and spliced on multiple screens for complete display; it supports multipl...[Details]
Preface This article records the S3C2440 key interrupt driver, which is modified based on the query mode key driver. 1. Code 1. Key interrupt driver The key_drv.c code is as follows (example): #i...[Details]
O Introduction
The digital signal processor (DSP) of Texas Instruments (TI) is widely used in the fields of communication, electronics, automatic control, etc. due to its fast processing s...[Details]
An oscilloscope is a very versatile electronic measuring instrument that can convert electrical signals invisible to the naked eye into visible images. An oscilloscope uses a narrow electron beam c...[Details]
With the progress of human civilization and
the rapid development of
electronic
technology,
video
communication
, as an extension of human vision, has been widely
used
in all walks ...[Details]
On November 20, the 220 kV Santanghu-Naomaohu power transmission project in Hami, Xinjiang was fully connected. The project is scheduled to be put into operation before the end of this year, which ...[Details]
Uart1 serial port send and receive interrupts. Target: When the serial port receives 1, LED1 lights up; when it receives 2, LED2 lights up; when other characters are received, LED1 and LED2 are tur...[Details]
0. Bootloader Bootloader is the first code that runs after the system is powered on. It usually runs for a very short time, but it is very important for embedded systems. In our desktop computers, ...[Details]
Primitive level problems, usually the problems that the beginners will encounter.
1. After connecting the emulator, it is found that the download cannot be made. IAR prompts that the target cannot ...[Details]
According to the well-known whistleblower Bing Yuzhou, the protective film of Samsung Galaxy Note 10 has been exposed. From the leaked pictures, the front design of Samsung Note 10 is tough, the R an...[Details]
OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
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