Porblems with my PIC16F877A bootloader


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  1. #1
    pippi's Avatar
    pippi Guest

    Unhappy Porblems with my PIC16F877A bootloader

    Hi all,

    I'm trying to program my PIC16F877A utilising:
    PROMATE II as device programmer;
    MPLAB IDE 7.31 as develpment environment;
    the *.asm source file as provided by microchip;

    The problem is the following:
    after compiling the source file, a message error is displayed:

    Programm memory errors
    Address Good Bad Voltage
    000001 00158a 000000 5.000000
    .....

    EEData memory errors
    Address Good Bad Voltage
    000000 0000ff 000000 5.000000
    ...

    ID memory errors
    Address Good Bad Voltage
    000000 00000c 000000 5.00000

    Concerning Configuration Bits I have configurated it by means the appropriate window of MPLAB.

    I have encountered the same problem (errors) using the command-line program PROCMD (sending to the PIC device the *.hex file).

    Is there anyone who could give me new ideas?
    I'm very sad!
    Thanks a lot

  2. #2
    Join Date
    Oct 2005
    Posts
    34


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    Default Re: Porblems with my PIC16F877A bootloader

    If possible use a scope to test your programming voltage on VPP while programming, it must be at least 14 volt, if that is so then your chip might be damaged
    You can't teach an old dog new tricks, but I'm always willing to try.

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