I was at home for the annual leave this week. It has been raining for the past few days. Therefore, I studied the method of engraving PCB at home. Basically, I succeeded and figured out its process. 1...
I am preparing to collect switch quantity on an I/O board. What kind of communication method is better? The I/O board is of PCI bus type. I am preparing to collect channel signals of the I/O board. Th...