The differences and similarities between detection circuits, filter circuits, frequency selection circuits, threshold comparison circuits, and bandpass circuitsI have been studying circuits for so lon
[size=4][b]Question[/b][/size] [size=4]How to consider electromagnetic compatibility (EMC/EMI) when designing PCB? What specific aspects should be considered? What measures should be taken? [/size]
I connected the red test lead to pin 46 (the pin that generates PWM) and the black test lead to gnd on the board, but the oscilloscope did not display a waveform and the PWM indicator light was flashi
[align=left][color=rgb(0, 0, 0)][font=Verdana, Arial, Helvetica, sans-seri][size=14px] There are three common ways to connect segment code LCD screens: 1. Metal pins 2. Zebra stripes 3. FPC, etc.; of