	ADC1 configuration 
		ADCʱ  			:  60.8MHz
		ADC1 ģʽ		continuous 
		ADC1 г		1
		ADC1 ɨģʽ		ֹ
		ͨ		channel 2	
		ʱ䣺		2.5T

	ADC1 CH2 ѹתĴADC1->DATA1ѹ仯