I NEED your help colleagues with a led sign is an artisan sign, which accidentally delete the PIC information my sign is something similar to what you see in the image with the only difference that the PIC is PIC18F452 and LED sign is 8 x 72 because the truth is not how to do would like to know how I do at least to create your information again, note this sign has com port (serial) in the past wanted to adapt it so that it is loaded by usb.