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mcufriend 2.4 tft mega 2560

Most likely not supported controller or disabled in .cpp file. Firstly find out your ID like for example ID=0x6767. Then look in the MCUFRIEND_kvb library folder "extras" to enable support ...
fishbowlfx's user avatar
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Unable to find PCA9685 module when using the I2CScanner library: no servo movement

The I2C bus needs a set of pull up resistors. When buying assembled I2C devices, the designer may include I2C pull up resistors but not connect them. This is because, according to this sparkfun.com ...
st2000's user avatar
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