I have newly installed Mentor Expedition 7.9.3. After opening Expedition PCB, I opened a board, but found that the CES on the Expedition PCB software is gray and cannot be used. What's going on? ? ? W
I received the development board from Qingke on Monday. I didn't expect that there were so many modules that might not be used in the project I chose. If I had known earlier, I could have set up a pro
You are driving a car. On a stormy night. You pass a bus station. There are three people waiting for the bus. One is a dying old man, so pitiful. One is a doctor, he once saved your life, he is a grea
I've been working on a peak detection circuit recently. I found it online. The classic one is the LM311. I just happened to have it on hand! I built one according to the datasheet, but it didn't work
I was going to summarize the contents of the compilation part, but I happened to see a very comprehensive article written by a netizen, so I sorted it out a little bit as a reminder. The compilation a