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Arduino Forum question in xbee+lcd
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question in xbee+lcd

e14 Contributor
e14 Contributor over 13 years ago

i was connecting a netwrok that works like this

 

1.xbee transmitter connectedc to a laptop

2.xbee connected to arduino

3.kcd connected to arduino

 

* both xbee are talking with each other accept one thing ; when the xbee connected to the arduino then the reciever gets the ascii notes a-g as 255 instead of thir real values and q-z also as 255 instead of the real value

 

how to fix this?

 

my code is such :

 

#include  <LiquidCrystal.h>

 

LiquidCrystal lcd (12,11,5,4,3,2);

 

void steup () {

 

lcd.begin(16,2);

Serial.begin(9600);

lcd.setCursor(0,0);

}

 

void loop() {

 

if (Serial.available() > 0 ) {

 

char (temp) = Serial.read() ;

lcd.print(temp) ;

}

}

 

ay ideas? i can see the notes h-p but thats it!...

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  • dmaruska
    0 dmaruska over 13 years ago

    What pins are the LCD and xbee on when connected to the Arduino?

     

    Dave

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  • dmaruska
    0 dmaruska over 13 years ago in reply to dmaruska

    I made a change to your code and ran on simulator.  simulator works ok with this, but crashes on your code.

     

     

    #include <LiquidCrystal.h>

    LiquidCrystal lcd (12,11,5,4,3,2);

     

    void setup()

    {

    lcd.begin(16,2);

    Serial.begin(9600);

    lcd.setCursor(0,0);

    }

    void loop()

    {

    if (Serial.available())

    {

    delay(250);

    lcd.clear();

    while (Serial.available() > 0 )

    {

    //char(temp) = Serial.read();

    //lcd.print(temp);

    lcd.write(Serial.read());

    }

    }

    }

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  • e14 Contributor
    0 e14 Contributor over 13 years ago in reply to dmaruska

    hi there thanks for the reply

     

    but it didnt work...it still says that all the other notes in the kwyboard apart h-o are 255 ascii code which means a blank square

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  • e14 Contributor
    0 e14 Contributor over 13 years ago in reply to dmaruska

    hi there thanks for the reply

     

    but it didnt work...it still says that all the other notes in the kwyboard apart h-o are 255 ascii code which means a blank square

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