From the data manual, the reference voltage of ADC1 of STM32F103ZET6 is an external input, and its pin 31 and pin 32 are the reference voltage input pins....
What is the reference voltage of the ADC of each version of the STM32F103 chip, which is not written in the device manual?
From the data manual, the reference voltage of ADC1 of STM32F103ZET6 is an external input, and its pin 31 and pin 32 are the reference voltage input pins.
