[i=s] This post was last edited by New Electrician Seeking Guidance on 2020-4-1 14:10[/i]I am going to make a soft start switch for a three-phase circuit recently, which needs to realize the phase los
[b][font=宋体][size=4] [/size][/font][/b][b][font=宋体][size=5][color=#0000ff]1. What is the package of integrated circuits? [/color][/size][/font][/b][font=宋体][size=4] [/size][/font] [align=left][color=r
[i=s]This post was last edited by Shenzhen Xiaohua on 2020-12-13 12:15[/i]I downloaded a source code from the Internet. I don't know what software it was developed with. As shown in the figure below,