23 lines
534 B
Python
23 lines
534 B
Python
# CircuitPython Demo - USB/Serial echo
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import board
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import busio
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import digitalio
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led = digitalio.DigitalInOut(board.D13)
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led.direction = digitalio.Direction.OUTPUT
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uart = busio.UART(board.TX, board.RX, baudrate=9600)
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while True:
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data = uart.read(32) # read up to 32 bytes
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# print(data) # this is a bytearray type
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if data is not None:
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led.value = True
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# convert bytearray to string
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data_string = ''.join([chr(b) for b in data])
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print(data_string, end="")
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led.value = False
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