At 5 a.m. Beijing time today, the U.S. Department of Commerce's International Trade Commission (ITC) made a final ruling on the 337 investigation against DJI: no ban would be issued.In response, DJI's
Today I saw a colleague using a relay control circuit. The relay is external, with a freewheeling diode inside, and the control circuit is open-drain output, as shown in the figure below. There is one
[i=s] This post was last edited by bqgup on 2019-4-12 21:24 [/i] [postbg]3.jpg[/postbg] [font=黑体][size=4] The external clock of the board I use is 50MHz, and the clock pin is PIN_23. The on and off st
[align=left][font=微软雅黑][size=4]Startups are like this:[/size][/font][/align][font=微软雅黑][size=4] [/size][/font][align=left][font=微软雅黑][size=4]A group of like-minded people, doing what they believe in a