from machine import Pin,ADC
from time import sleep_ms
port = ADC(Pin(34))
# ADC.width(ADC.WIDTH_9BIT) # 设置输出位数
while 1:
print(port.read())
sleep_ms(500)from machine import Pin,ADC
from time import sleep_ms
port = ADC(Pin(34))
# ADC.width(ADC.WIDTH_9BIT) # 设置输出位数
while 1:
print(port.read())
sleep_ms(500)