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Simple data communication between multiple machines is very common in our design. Generally, the data transmission distance is very short, not more than 100 meters , so only twisted pair plus RS232 or...
7. Expand the number of buttons within limited IOEarlier we talked about two methods of handling multiple keys. If you look closely, you can find that both methods are based on multiple IOs , which me...
I would like to ask, for this kind of ordinary power transformer, when it is loaded, what degree Celsius is the appropriate surface temperature? When I buy this kind of power transformer online, they ...