On February 19 this year, the $2.7 billion Mars rover Perseverance landed safely on the surface of Mars. In addition to the rover itself, Perseverance also carried a one-ton mobile laboratory and a 1....
[i=s]This post was last edited by qwqwqw2088 on 2019-7-10 10:41[/i]Old friends who are used to using AD software often ask about holes when drawing PCBs, because holes have different uses. Some holes ...
[i=s]This post was last edited by philips_lu on 2020-3-18 22:28[/i]Due to the nature of my work and the fact that I also like to tinker with things, disassembling hard drives and moving data is a comm...
Wireless technology can provide a convenient way to charge batteries in wearable devices that lack charging ports for design or aesthetic reasons. In the past, using wireless charging methods required...
Although we already know that the overall usability of series resonance is relatively strong, there are still many things to pay attention to when purchasing series resonance. For example, when purcha...
Recently, the project needs to use Gaoyun FPGA to generate 720P HDMI data. I have tested 640*480 before and it is normal. Because 720p needs to use a 74.25MHz pixel clock, Gaoyun's DVI-TX IP core also...
1. Millisecond delay Delay 1ms; void delay_1ms(void) { unsigned int i; for(i=1;i (unsigned int)(xtal*143-2_;i++) ; } In the above formula, xtal is the crystal frequency in MHz. When the crystal frequ...[Details]
According to Taiwanese media digitimes, semiconductor equipment manufacturers revealed that TSMC's processes below 7 nanometers are still fully loaded, but what is worth noting is that due to the sud...[Details]
Low cost is a booster for the popularity of wireless connectivity. At a price of about $2.5, engineers can easily add off-the-shelf wireless modules to their designs. According to a survey by Tektr...[Details]
1. Introduction
The side slip of the front wheels of a car is an important indicator for the safety technology detection of motor vehicles. When the car is driving in a straight line, the late...[Details]
How to measure the positive and negative poles of a diode? The English word for diode is diode. The diode has two terminals, positive and negative. (As shown in Figure 1), the positive terminal A...[Details]
This paper introduces the design of a temperature monitoring system based on a single-chip microcomputer and a PC. The temperature sensor uses DS18B20. The lower computer uses an AT89S52 single-c...[Details]
Abstract:
This paper introduces the design of a specific asynchronous FIFO for audio frame output in audio de-embedding. The paper focuses on the FIFO depth and read/write pointer reset contr...[Details]
A satellite digital TV set-top box is a device that receives the first intermediate frequency signal sent by the high-frequency head of the satellite signal receiving antenna, performs channel deco...[Details]
In the product samples of inverter power supply and soft starter, the inverter power supply and soft starter models and their applicable motor capacity (kW) and rated output current (A) and other p...[Details]
ABB, a global leader in power and automation technology, recently acquired GE 's industrial solutions and electrical systems business for $2.6 billion. After the acquisition, ABB ranks second in th...[Details]
LED
aluminum substrate design selection
LED circuit design In order to better solve the heat dissipation problem, LEDs and some high-
power
ICs
need to use aluminum-based c...[Details]
After Volkswagen Group was rumored to invest in Chinese parts suppliers, its Audi brand may join hands with BYD for battery supply. Bloomberg News reported, citing people familiar with the matter, ...[Details]
(4) According to news on the 25th, Huawei and ZTE responded to the announcement by the US Federal Communications Commission (FCC) in November last year that it would ban US telecom operators from usi...[Details]
Function: Digital tube display 4X4 keyboard matrix keys PROTEUS and 51 single chip microcomputer tutorial The program source code is as follows: /* Digital tube display 4X4 keyboard matrix butt...[Details]
The resonant converter that realizes zero voltage turn-on can also realize soft turn-off when the
actual main
switch
is turned on at
zero voltage. The resonant converter that realizes zero c...[Details]
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