Bluetooth transmit and recieve?


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  1. #1
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    Oct 2011
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    Default Re: Bluetooth transmit and recieve?

    Re:- Blue LED dims - check your breakout board connections

    Breakout board Tx pin goes to PIC Rx pin
    Breakout board Rx pin goes to PIC Tx pin

    If you have connected Tx to Tx and Rx to Rx it would explain why the blue LED dims

    Phil

  2. #2
    Join Date
    Nov 2012
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    Default Re: Bluetooth transmit and recieve?

    Phil,

    You are a genius! I have no idea how you figured out my mistake. But yes, I connected the Tx to Tx and Rx to Rx. Seemed totally logical to me, and sadly still sort of does. Now that I flipped them as you suggested, it works and "Hello World" repeats over and over on the laptop. Sweet!!! I will play around with a faster xtal later and report back, and I am still looking into the Max232 as per Dave's suggestion.

    More reading to do, but first have to clean the house up for New Years, although I would rather play with this.

    Thanks again!
    Patrick

    Quote Originally Posted by Sherbrook View Post
    Re:- Blue LED dims - check your breakout board connections

    Breakout board Tx pin goes to PIC Rx pin
    Breakout board Rx pin goes to PIC Tx pin

    If you have connected Tx to Tx and Rx to Rx it would explain why the blue LED dims

    Phil

  3. #3
    Join Date
    Nov 2003
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    Wellton, U.S.A.
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    Default Re: Bluetooth transmit and recieve?

    The MAX232 is not needed now, I thougt it may have been the signal that needed inverted, not the wires.
    Dave
    Always wear safety glasses while programming.

  4. #4
    Join Date
    Jan 2009
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    Miami, Florida USA
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    Default Re: Bluetooth transmit and recieve?

    Quote Originally Posted by patrickg View Post
    I have no idea how you figured out my mistake.
    Hi, that's a very common mistake. Many of us have done that before . I want to give it a try to this module and your code. Although, my ultimate goal is to communicate with my Android smartphone using Basic for Android.

    Robert
    "No one is completely worthless. They can always serve as a bad example."

    Anonymous

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