RS-422串行口定义

Send Timing TPR

24

GND

Receive Timing TPR

25

/RS

Request To Send TPR

26

/RT

Receive Timing TPR

27

/CS

Clear To Send TPR

28

IS

Terminal In Service

29

/DM

Data Mode TPR

30

/TR

Terminal Ready TPR

31

/RR

Receiver TPR

32

SS

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Select Standby

33

SQ

Signal Quality

34

NS

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New Signal

35

/TT

Terminal Timing TPR

36

SB

Standby Indicator

37

SC

Send Twister Pair Common

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