Display Module: MHS 3.5 inch SPI touch screen with Stylus (Raspberry Pi 4B/3B+）not worked.I tried many different SD Card image files on Raspberry Pi3B+ and I couldn't get any visual images from ...
Please see the picture below. In the PCB file, the customer wrote a PCB EDGE with a line next to it, but it does not match the shape.The customer replied that the line and characters can be deleted, b...
In the manufacturing industry, after the process designer has designed the PCB, does it need to check the design results? The answer is yes, and there is more than one way to check.The first is DRC in...
We have issue regarding strenght of copper track on substrate. The SMT spacer peels off with copper track after screw fitting. please refer to photo.Request your help on this issue.thanks,AY
