Serial Comms and Crystals


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  1. #15
    Join Date
    Oct 2009
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    Default Re: Serial Comms and Crystals

    Quote Originally Posted by richard View Post
    you did not make the changes I suggested
    Quote Originally Posted by Scampy View Post
    I changed the values for badread and noise as suggested, but still have the same result.
    Sorry Richard, I must of confused you by posting the code with the values in the original code.

    I'll take a look at your suggested code tomorrow and let you know - cheers for your help

    EDIT - loaded the code as is and the LCD displays rh 0.0 nr
    I assume that it's not getting a response from the sensor ? I have checked the connections and they appear correct (+ve to 5v, GND to ground, and signal to PORT A pin 1) this is connected via a header to the EasyPIC5 board with the 10K pull up resistors enabled (also tried without) I have a Hantek PC scope which I can use to test. I'm guessing I should see pin A1 going from high to low for the initial handshake between PIC and sensor ??
    Last edited by Scampy; - 25th March 2015 at 00:39. Reason: update

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