Electronics > Beginners

Adc Vref and Gain consideration(AD7715)

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tlhsglm:
I have put shunt resistor between mosfet and ground and tracked the signal with pwm increasing one by one from minimum to maximum value and start from minimum again.With this i adjusted gain to move 0volt to 2.5 volts.I will make adc's sofware tomorrow.I will not use PGA of ADC.So i will use unbuffered mode?The circuit is like this;

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