"LCD Drive Circuit, Driver Design and Typical Application" focuses on the currently popular LCD display drive technology, introduces in detail the basic principles of Chinese characters, characters an...
I want to design a circuit for bq27750. 1. I see that there is an S1 switch in the evaluation circuit of bq27750. I want to ask, is it necessary to add it when I design the circuit? 2. I want to add a...
A friend gave me a few discarded dot matrix screens that were used as advertising screens. As shown in the picture, there are 4 of them in total.There is no more information. Can any seniors give me s...
As shown in the figure, the second-order active low-pass filter circuit has a square wave with a peak-to-peak value of 3.3V and a frequency of 6k Hz on the left. The waveform at the op amp's in-phase ...