On Sunday, November 20, 2011 7:52 PM, "saniye tokel" wrote: >=20 > [We have a project and we are trying to make a pic programmer.We want to > learn how can we use usb port, how can we connect usb and pic and how we > can communicate pic and usb?] =20 If you have already gotten beyond the "blink an LED stage", then the next stage would be to "define the project" then "choose components". It isn't clear from your email which stage you are at. Best regards, Bob --=20 http://www.fastmail.fm - Choose from over 50 domains or use your own --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .