Posted on May 31, 2018 at 15:40Hi ,I used STM32F103ZET6 PIN28 PC2  ADC funtion to get the voltage of CMP_V.  The voltage of this pin(PC2) is 0.032V when R335 is 100 K,CMP_V is olso disconnected from any circuit.   I try to change the value of R335 t...