[i=s]This post was last edited by dontium on 2015-1-23 13:18[/i] May I ask what kind of packages are the ICs in the group purchase? Don't use chips that are not easy to solder. I saw that they are ind...
The harm of low power factor
1 ) The load capacity of the power supply equipment is discounted, that is, the load capacity is reduced. For example, if a device can supply 100KVA of apparent power, if ...
The new board is out, and it uses NEC LCD, so the driver needs to be modified. I have encountered a problem. The LCD backlight can be lit, but no matter what data I write to the video memory, the LCD ...
I wonder if you have found that in the process of PCB welding designed by yourself, problems are easy to occur if you don't pay attention. And sometimes you can't find the root cause of the problem af...