[color=#333333][backcolor=rgb(222, 240, 251)]When I used an oscilloscope to check this circuit, I found that G\ had no falling edge when changing the input, and I found that CLK had no rising edge whe
[i=s]This post was last edited by lcofjp on 2016-2-28 04:15[/i] Since I have switched to the pure software industry, the boards I hoarded before are really no longer useful. I will try out two boards