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Arduino Forum How to test the 2.8" TFT Touch shield v1.0 display
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Related

How to test the 2.8" TFT Touch shield v1.0 display

Former Member
Former Member over 11 years ago

I am looking for script that I can test my 2.8" TFT Touch shield v1.0 display on the arduino uno or Mega 2560. I have download a script but got this error when I compile it. I don't understand what has to be done. Feed back will be appreciated.

 

Here is the Error

C:\Program Files (x86)\Arduino\libraries\TFT\utility\Adafruit_ST7735.cpp: In member function 'void Adafruit_ST7735::spiwrite(uint8_t)':
C:\Program Files (x86)\Arduino\libraries\TFT\utility\Adafruit_ST7735.cpp:59: error: 'SPI' was not declared in this scope
C:\Program Files (x86)\Arduino\libraries\TFT\utility\Adafruit_ST7735.cpp: In member function 'void Adafruit_ST7735::commonInit(uint8_t*)':
C:\Program Files (x86)\Arduino\libraries\TFT\utility\Adafruit_ST7735.cpp:272: error: 'SPI' was not declared in this scope
C:\Program Files (x86)\Arduino\libraries\TFT\utility\Adafruit_ST7735.cpp:276: error: 'SPI_CLOCK_DIV4' was not declared in this scope
C:\Program Files (x86)\Arduino\libraries\TFT\utility\Adafruit_ST7735.cpp:279: error: 'SPI_MODE0' was not declared in this scope

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  • Former Member
    Former Member over 10 years ago +1
    The issue you are running into is because the TFT library that is included with the Arduino IDE uses the same name as the SeeedStudio TFT library. The Arduino IDE's TFT library will not work with the SeeedStudio…
Parents
  • Robert Peter Oakes
    0 Robert Peter Oakes over 11 years ago

    Based on that it looks like you do not have the SPI library included into your script or not the specific one the example requires

     

    what you should have at the top of the sketch is something like this

     

    #include <SPI.h>

     

    please post your complete sketch as an attachment or paste into the post if it is not too big and we can have a look

     

    look on adafruit site to se if they have a custom SPI library too, they often enhance the libraries for the better and some of the errors look like they may depend on this rather than the standard Arduino SPI library

     

    Regards

     

    Peter

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  • Former Member
    0 Former Member over 11 years ago in reply to Robert Peter Oakes

    Thank you for the reply. In the script it does not have the header that you mention. Do I have to down load SPI.h header? Or just add this included to top of the script?

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  • Former Member
    0 Former Member over 11 years ago in reply to Robert Peter Oakes

    Thank you for the reply. In the script it does not have the header that you mention. Do I have to down load SPI.h header? Or just add this included to top of the script?

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  • Robert Peter Oakes
    0 Robert Peter Oakes over 11 years ago in reply to Former Member

    there is already a SPI library with the IDE so try simply adding the statement, with luck it will burst into life

     

    if not then post your code and ill have a look, also post the links to the display your using, I have a tft display at home and perhaps it may be similar so I can give it a try over the weekend but at least I can look it up and help you figure out the fix to make things work

     

    Regards

     

    Peter

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  • Former Member
    0 Former Member over 11 years ago in reply to Robert Peter Oakes

    Thank you again, will try. Wish me luck!

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