Introduction - If you have any usage issues, please Google them yourself
16* 16led lattice screen, are interested in friends to look at, but in order to learn, so some drivers used the 74LS145, current-limiting resistor with 820 ohm, I was a beginner, but also hope that more senior advice, thank you!
Packet : 119128632mydesign.rar filelist
MyDesign.ddb