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# CircuitPython IO demo - analog output
import board
from analogio import AnalogOut
analog_out = AnalogOut(board.A0)
while True:
# Count up from 0 to 65535, with 64 increment
# which ends up corresponding to the DAC's 10-bit range
for i in range(0, 65535, 64):
analog_out.value = i
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