參數(shù)資料
型號: XIB-E
廠商: Digi International/Maxstream
文件頁數(shù): 59/64頁
文件大?。?/td> 1858K
描述: BOARD INTERFACE ETHERNET
標(biāo)準(zhǔn)包裝: 1
附件類型: 接口板
適用于相關(guān)產(chǎn)品: XStream 和 Xcite 收音機
XStream"燨EM燫F燤odule?燩roduct燤anual爒5.x00燵2006.02.24]?/DIV>
RS-485 (2-wire) Operation
DI   Switch Settings and Serial Port Connections
P
F
RS
igure燘13.?/DIV>
?/DIV>
?/DIV>
?/DIV>
?/DIV>
Figure燘14.?/DIV>
?/DIV>
?/DIV>
?/DIV>
牋牋牋牋牋牋
485?2wire)燞alfDuplex??/DIV>
?/DIV>
?/DIV>
Pins爑sed爋n爐he爁emale燫S232?DB9)牋牋牋牋牋牋?/DIV>
IP燬witch燬ettings?/DIV>
?/DIV>
?/DIV>
?/DIV>
Serial燙onnector?/DIV>
igure燘15?/DIV>
牋牋牋牋牋牋
485?2wire)爓ith燭ermination?optional)?/DIV>
 
rmination is the 120 & resistor between T+ and T-.
 
itch settings are read and applied only while powering-on.
r pin designations used in
D
 
牋牘?006燤axStream,營nc.燙onfidential燼nd燩roprietary?/DIV>
59?/DIV>
 
 
 
 
F
RS
?/DIV>
?/DIV>
?/DIV>
?/DIV>
?/DIV>
?/DIV>
?/DIV>
?/DIV>
 
 
 
Te
DIP Sw
 
Note:    Refer to Figure B-022. & Figure B-023 [p45] for RJ-45 connecto
RS-485/422 environments.
 
Table燘06. RS485?2wire爃alfduplex)燬ignals燼nd爐heir爄mplementations爋n爐he燲Stream燤odule?/DIV>
Assembly?/DIV>
DB-9 Pin     RS-485 Name
Description
Implementation
2
T/R- (TRA)
Negative Data Line
Transmit serial data to and from the
XStream Module Assembly
5
GND
Ground Signal
Ground
8
T/R+ (TRB)
Positive Data Line
Transmit serial data to and from the
XStream Module Assembly
9
PWR
Power
Optional power input that is connected internally
to the front power connector
1, 3, 4, 6, 7
not used
 
 
 
Wi ing Diagram: RS-485 (2-wire) Half-Duplex
r
Figure
 
燘16.牋牋XStream燤odule燗ssembly爄n燼n燫S485?2wire)爃alfduplex爀nvironment?/DIV>
 
 
 
 
 
 
 
 
 
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