TMS320F280025: FSK Library

Hi

There is a macro called #define SCALE_ADC_INPUT(adc_input)      (((float)(adc_input))*ADC_PU_SCALE_FACTOR)*2.0f

If have a question there is 2.0f parameter in it. If I am using 3.3 ADC reference, should I change it to 3.3V