解决方法一:This *usually* happens if you work with a different baud rate that
what your modem expects.
Experiment with different baud rates.
解决方法二:重启一下设备
解决方法一:This *usually* happens if you work with a different baud rate that
what your modem expects.
Experiment with different baud rates.
解决方法二:重启一下设备