“DSR在上; 不要发送DTR“错误


1827 Data Router usb connection is true 1827 Data Router DSR is on Don't send DTR on 

我的手机是银河II与Android 4.03。


 DSR=Data Set Ready DCE (Data Carrier Detect) is ready to receive commands or data. DTR=Data Terminal Ready Indicates presence of DTE to DCE. 

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