Working bootloader hex on 18f2550


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  1. #1
    saochu's Avatar
    saochu Guest

    Default thanks all

    i reading and thanks to all some one !

  2. #2

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    ok now i have the hex in the pic, and when i connect it to the PC I get a ding-dong, it says its a unknown device...

    I guess the fuses were wrong for my xtal so in my programmer software i changed the divider from the old 20mhz crystal to the setting for my 4mhz one.


    now when i connect it says there's a pic device blah blah, and the pic starts 2 leds flashing....

    looks like a worker to that point...

    so I have my own (from the USBCDCDEMO) program I want to put on the pic, obviously after the boot loader, so I have a define reset org1000h

    But, when i compile and a get a lovely .hex file to program, how do i program it into the pic.....

    I must need some utility on the pc to load and blow the .hex file...

    And, do we have one that can work with microcode studio and take the .hex file as a command-line parameter and blow the hex, or is it going to have to be an awful standalone program etc that requires 768 mouse clicks....... (like the ql200 software seems to)

    Looks like i am still were i was when i made the first post 2 years ago lol
    Last edited by f_lez; - 19th March 2010 at 18:52.

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