Independently switching twoloads, such as relays, usually requirestwo microcontroller-I/O ports.Two ports let you control the loads sothat you can switch them both off,switch them both on, or switch ...
What is an automotive relay? In simple terms, an automotive relay is a small cube shaped electronically operated electromechanical switch. It uses an electromagnetic device to mechanically maneuver a ...
The reed relay was invented in 1936 by Bell Telephone Laboratories. Since that time, it has gradually evolved from very large, relatively crude parts to the small, ultra-reliable parts we have today.
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