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- import pyb
- led2 = pyb.LED(2)
- led3 = pyb.LED(3)
- uart = pyb.UART(3, 38400)
- arg = ""
- command = "AT+" + arg + "\r\n"
- while True:
- uart.write(command)
- answer = uart.read()
- if answer:
- print(answer)
- break
- '''
- pyboard - BT adapter
- Y9 RXD
- Y10 TXD
- GND GND
- 3V3 KEY
- V+ VCC
- '''
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