Why does my PCB file not have Mechanical layers? There is no Mechanical layers in the Current Layer on the left. There is no checkbox for Mechanical layers in Design->Options either. What's going on?
I need to train sales and marketing staff recently. When making the courseware, I found that several concepts are very vague. I hope those who understand can help answer them: 1. What are the so-calle
A few days ago, I was looking at boost circuits. The purpose was to increase the output voltage of the chip I/O port. Then, I thought that using pull-up resistors could also achieve this function. Wha
When I run the program, I find that the program is stuck at the sentence in the send subroutine. It keeps running and terminating, but it is stuck at this place. What is the reason?