In the schematic diagram, the second pin of R1 is connected to the LED, but after importing to PCB, the second pin of R1 is connected to GND. In addition, R2 to R8 are all connected to the LED in the
The Dragon Boat Festival holiday is coming, and I wish you all a happy holiday.After a few weeks, let's review the recent news.Keyword skewering:JD.com completed its IPO, what does it have to do with
[b]This year's electronic design discussion, ideas[/b][align=left][color=rgb(0, 0, 0)][font=Helvetica, Arial, sans-serif][align=center][b]Design and production of dual-channel low-frequency signal gen
I want to make a bipedal walking robot by myself, and use a 51 single-chip microcomputer to control the movement. The mechanics are OK, but I don't understand the program. I would like to ask for help