usart-bluetooth problem


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  1. #1
    Join Date
    Dec 2014
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    Default Re: usart-bluetooth problem

    henrik, i did what you said but nothing has changed- neither led nor data. what do you think? can it be about hardware?

  2. #2
    Join Date
    Oct 2005
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    Default Re: usart-bluetooth problem

    Then I'm afraid it's back to basics....and of course it can be a hardware issue.

    Is the PIC actually running and if so is it running at the correct speed?

    Do a blink-a-led program and verify that first.
    Then start focusing on the serial comms but do it with a wired connection first. Once you have THAT going, switch to your Bluetooth module. Right now there are SO many things that can be wrong.....

    * PIC is not running at the correct speed.
    * Hardware problem between PIC and Bluetooth module.
    * Wrong baudrate between PIC and Bluetooth.
    * Wrong baudrate on the virtual COM port,
    * Wrong settings in PUTTY.


    You get the idea.....

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