Hello everyone, i'm trying to acomplish this board http://electronics-diy.com/USB_IO_Board.php but can't find proper firmware for this build, maybe someono knows or have what i could to use? I has tryed few firmwares but nothing happens, i'm using PIC18F2455 with external osc 20Mhz. i'm new to this, tryed this circuit with program to flash different LED's, it works.
Sincerely, Deimantas.
Sincerely, Deimantas.
