After the circuit diagram is designed like this, when the microcontroller outputs a low level, the 6N317 connected to the driver chip also outputs a low level.
On the afternoon of April 21, TSMC founder Morris Chang attended a speech in Taiwan today. In the speech, he reviewed the brief history of semiconductors and said that Moore's prediction in 1965 later
Electromagnetic waves are everywhere around us. When there is no signal on the mobile phone, we are worried about not being able to find electromagnetic waves; when we turn on the microwave, we are af
Lithium-ion (Li-ion) batteries can be used in small electronic devices as well as very large applications, so they vary greatly in size, voltage, and form factor. However, this wide range means that b