Any one know the circuit diagram for in-system programing of AT89S51.For sending hex file to IC which software we can use?
hi i hve made one programmer for ISP AT89S52 its uses only beffer between printer port of PC and controller its very simple and working for the last 5 months i had found it from internet i dont remember the link now u should do a bit search the software is given there
i think not searching first and simply asking here to get urs answer is stupid idea first u should look for it ursself