Added parenthesis arround ternary expression
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@ -90,7 +90,7 @@ void PCF8574::digitalReadAll(boolean array[8])
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boolean PCF8574::getPinMode(Pin pin)
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{
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return _pddr & pin == 0 ? INPUT : OUTPUT;
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return (_pddr & pin) == 0 ? INPUT : OUTPUT;
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}
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void PCF8574::getPinModeAll(boolean array[8])
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