The UDP protocol is an open, connectionless, unreliable transport layer communication protocol, but its data transmission speed is much faster than TCP, and it is often used in situations where the am...
Recently, when I was using AD software to route, some strange things happened: some lines could not pass through certain areas even though there was nothing there? It was as if there was an insurmount...
When doing video surveillance projects, there are always some application environments where wiring is difficult or impossible. At this time, wireless video surveillance is particularly important and ...
[i=s]This post was last edited by the BearPie Open Source Community on 2020-2-25 10:55[/i]1. Semaphores in LiteOS kernel1.1. SemaphoresIn a multi-tasking operating system, different tasks need to run ...
A butterfly flapping its wings in South America can bring a hurricane to North America; if you slow down the camera 1,000 times, you can see the moment a bullet passes through an egg; if you zoom in ...[Details]
Due to various factors, there has been a global chip supply shortage since last year, which has troubled many industries, especially the automotive industry. At this year's two sessions, many represe...[Details]
This design realizes the basic functions of a broadband amplifier powered by a single 5 V power supply. The core part uses the high-speed operational amplifier OPA820ID as the first-stage amplifier...[Details]
As with many industries, the disruption caused by the Covid-19 pandemic is having a devastating effect on the phone market. Although mobile phone sales are expected to hit their lowest level in a dec...[Details]
Many people wear watches for the purpose of keeping time. However, apart from radio-controlled watches, other watches will have certain deviations after running for a long or short period of time. Why...[Details]
This is the first humanoid robot designed for home use in China, and also the first open source Hongmeng humanoid robot in China that can jump and adapt to multiple terrains. Figure has just re...[Details]
September 28, 2022 – NOVOSENSE announced the launch of a new automotive-grade I²C GPIO expansion chip NCA9539-Q1, which can expand 16 GPIO channels through I²C. It is widely used in modules such as...[Details]
"I hope mobile phone companies can better understand the needs of elderly consumers and produce smartphones that are more suitable for them, so that we can keep up with the pace of the times." ...[Details]
There are many empirical formulas, relationship tables and software about PCB line width and current on the Internet. This article sorts out the ones on the Internet, aiming to provide convenience fo...[Details]
/******************************** *1 ADCON1 selects reference voltage and analog input pin * ADCON0 selects channel, clock turns on AD mode *2 Clear ADIF Set ADIE PEIE GIE *3 Wait for a certain perio...[Details]
Under what circumstances is the battery internal resistance tester used? The battery internal resistance tester is a handheld tester that can measure the voltage and internal resistance of the batt...[Details]
The SCCB bus of OV7670, which made me miss it day and night, was finally solved today. I spent nearly 5 days on it. I thought about it on the way to work, when I was eating, when I was going to the t...[Details]
Foxconn has always been known in the public eye as a "contract manufacturer", but in recent years, it has been expanding its business and seeking transformation, hoping to tear off the label of "cont...[Details]
The topology of the Fliege notch filter is shown in the figure. Compared with the twin-T structure, this filter circuit has the following advantages: the center frequency can be tuned with only four ...[Details]
Recently, Chengxin Zhilian has launched its innovative achievement, the CXP-FUSION micro high-precision positioning intelligent terminal, and has launched it on the market. This c...[Details]