RS-232D串口基礎知識及介面定義

admin @ 2014-03-19 , reply:0

RS-232D串口基礎知識及介面定義
RS-232D串口基礎知識

 


介紹RS232D串口的機械特性,電氣特性,功能特性及信號及連接器管腳定義.






RJ45介面的RS-232D介面定義





























































Pin Name Dir Description
1 DSR/RI Data Set Ready / Ring Indicator
2 CD Carrier Detect
3 DTR Data Terminal Ready
4 GND System Ground
5 RXD Receive Data
6 TXD Transmit Data
7 CTS Clear to Send
8 RTS Request to Send


 





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