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6. PCB design related concepts Juvtmall  ( a company supply  PCB Prototyping ,  PCBA service  and sell kinds of  components, modules  and so on)  Via  holes: Once selected, be sure to deal with the gap between it and the surrounding each entity especially easy to ignore the gap between the line not connected to via hole of each layer in the middle   and via hole, if it is a automatic wiring, can be in "number Via minimization" (Via Minimiz8tion) in the sub menu select "on" to automatically solve. The larger load flow required, the larger hole size required, such as the larger the hole in the power layer and the other layer. Silk screen layer: For the convenience of installation and maintenance of the circuit, etc., it need s   printing logo and  writing code   on the upper and lower surface of the printing circuit , such as component label and nominal value,   the profile  of   the component and th...

2. Connect the Raspberry Pi to computer        Juvtmall  ( a company supply  PCB Prototyping ,  PCBA service  and sell kinds of  components, modules  and so on)  Connect your computer and Raspberry Pi to the rooter, let them share the net, for easily find your Raspberry Pi’s IP, you can download the following software into computer: Advanced IP Scanner: http://www.advanced-ip-scanner.com/index3.php?utm_expid=62919999-52.ZgzGnMMDQ7KosMzu7DlCQA.2&utm_referrer=http%3A%2F%2Fwww.advanced-ip-scanner.com%2Fcn%2F If your root has connected many terminal, you can try the software, start the software click the start option, wait a minute, you can find a manufacturer which named Raspberry Pi Foundation, then find the corresponding IP, it’s the host name of Raspberry Pi, open XShell, input the host name at “1”   Raspberry Pi’s name is  pi , password is  raspberry . Then you can input command to your Raspber...

How does the eight tails cat become nine tails cat in the end? For more details, you can click here: www.juvtmall.com The other blog

It is said that there is a kind of cat that can reach the heaven to become the god as long as nine tails. Every practice to one stage will have one more tail, but it is very difficult to success. When the cat uniting to eight tails, it will get a prompt to help its owner to achieve a wish, after the completion of wish, it will grow a new tail as well as fall off a tail. It is still eight tails. It seems like a strange cycle, that is to say it's impossible to build a nine tail anyway. A very devout cat, has been practicing for hundreds of years and helping many people realize the desire, but still eight tails. One day, it met a boy be trapped by wolves, by its nature, quickly drove the wolves and saved the boy, then found the youth is the first master's offspring. According to the rules, it needs to help the boy realize a wish. The cat asked the boy what his wish was, and he could not answer it for a moment. The day passed and the boy still didn't make a wish. The ...