Jun 7, 2019 #1 S sushl Junior Member level 2 Joined Aug 22, 2018 Messages 24 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 238 Hi all, we are using ADS1015 ADC its 12 bit adc (Vadc/Vref)*4095= adc digital value. for analog inputs we can give a voltage anywhere between ±0.256 ±6.144 V. not able to do find the value of Vref. how to find the typical value of Vref so we can substitute in the above formula and correlate the results? regards Sushl
Hi all, we are using ADS1015 ADC its 12 bit adc (Vadc/Vref)*4095= adc digital value. for analog inputs we can give a voltage anywhere between ±0.256 ±6.144 V. not able to do find the value of Vref. how to find the typical value of Vref so we can substitute in the above formula and correlate the results? regards Sushl
Jun 7, 2019 #2 KlausST Advanced Member level 7 Joined Apr 17, 2014 Messages 25,178 Helped 4,868 Reputation 9,757 Reaction score 5,543 Trophy points 1,393 Activity points 168,463 Hi, (Vadc/Vref)*4095= adc digital value. Click to expand... This is wrong. Read the datasheet. not able to do find the value of Vref. Click to expand... No need to know VRef. Read sections 8.3.3 and 8.5.4. It tells you all you need to know about * (full scale) input range * and data format Klaus
Hi, (Vadc/Vref)*4095= adc digital value. Click to expand... This is wrong. Read the datasheet. not able to do find the value of Vref. Click to expand... No need to know VRef. Read sections 8.3.3 and 8.5.4. It tells you all you need to know about * (full scale) input range * and data format Klaus