KS X ISO IEC 15294-2010 Information technology－Methods for data flow control at synchronous and asynchronous DTE-DCE interfaces《信息技术 同步和异步DTE DCE接口处数据流量控制的方法》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS X ISO/IEC 15294 DTE-DCE KS X ISO/IEC 15294:2010 2010 12 29 http:/www.kats.go.krKS X ISO/IEC 15294:2010 : ( ) ( ) () ()SJ ( ) : (http:/www.standard.go.kr) ： ：2001 12 31 ：2010 12 29 2010-0669 ： ： ( 02-509-7262) (http:/www.kats.go.kr). 10 5 , . KS X ISO/IEC

2、15294:2010 i ii iii 1 1 2 1 3 1 4 .1 4.1 .1 4.2 .4 KS X ISO/IEC 15294:2010 .8 KS X ISO/IEC 15294:2010 ii ITU-T Recommendation V.43 . KS X ISO/IEC 15294:2010 iii 2000 1 ISO/IEC TR 15294, Information technology Methods for data flow control at synchronous and asynchronous DTE-DCE interfaces , . DCE ,

3、DCE DTE ( DTE . ). (degree of compression) , DCE . , , DTE DCE . , DCE DTE DCE DTE . DTE DCE . DTE DCE DTE DCE . DTE . . . KS X ISO/IEC 15294:2010 DTE-DCE Information technology Methods for data flow control at synchronous and asynchronous DTE-DCE interfaces 1 DTE DCE . . 2 1 ITU-T Recommendation V.

4、24, List of definitions for interchange circuits between data terminal equipment and data circuit-terminating equipment 3 IRA (International reference alphabet) 4 . . V.14 V.42 - DCE . DTE DCE . DTE DCE . OSI . , DC1/DC3 . 2 ( , HDLC) DCE . 4.1 KS X ISO/IEC 15294:2010 2 DCE 103 , (transmitted data)

5、DTE (DCE ). , DTE ( ) ( ) . 103 103 2 1(binary 1) . DCE DTE 103 . 1 DTE DCE DTE-DCE . ： A S 1 4.1.1 . 4.1.1.1 V.24 a) 106 DCE 106 OFF 106 ON . DTE DCE A DC3/DC1 A DC3/DC1 DC3/DC1 103 103 S/A112 A114 S104MuxLineLine KS X ISO/IEC 15294:2010 3 . DTE 106 OFF . , DTE , 106 OFF . DCE . 2 000 4 000 , 4 000

6、 ( DCE DTE .) 10 000 ( 80 % DCE DTE .) . 2 000 . DTE DCE DTE 106 , 106 OFF . b) 112 (DCE ) DCE 112 DCE DTE . ON , OFF . 4.1.1.2 DC3/DC1 DCE 104 DC3 (IRA 1/3) DC1 (IRA 1/1) . 2 DC1 DC3 . 2 DTE 104 DC3 DC1 DCE , DTE 2 . 4.1.2 . 4.1.2.1 (DCE ) (transmit clock signal) DCE ( 114) , DTE . DCE , , , . DCE

7、. 114 OFF . DTE . KS X ISO/IEC 15294:2010 4 4.1.2.2 (DCE ) 114 DTE . 114 OFF . OFF ( ) . . 1 DTE . 2 114 OFF . 4.1.2.3 106 106( ) DCE ( , ) OFF . V.24 106 . 4.1.1.1 a) DCE . DTE( 113) . 4.2 DTE 104, (DTE ) DCE . , DCE ( ) ( ) 104 DTE . 104 2 1 . DTE DCE 104 . DTE . , DCE DTE DTE . 2 DTE DCE DTE-DCE

8、. KS X ISO/IEC 15294:2010 5 ： A S 2 4.2.1 . 4.2.1.1 V.24 a) 133 DCE 133 OFF 133 ON . . DCE 133 . DTE . 105 DCE (half-duplex) . DCE . , 133( ) 105( ) . . ISO/IEC 2110(Information technology Data communication 25-pole DTE/DCE interface connector and contact number DTE DCE A DC3/DC1 A DC3/DC1 DC3/DC1 1

9、03 133 A/S111 A/s128 S104Mux Line Line KS X ISO/IEC 15294:2010 6 assignment) ISO/IEC 11569(Information technology Telecommunications and information exchange between systems 26-pole interface connector mateability dimensions and contact number assigments) (free poles) ( , 4 ) . b) 111 (DTE ) DTE 111

10、 DCE . ON , OFF . 4.2.1.2 DC3/DC1 DTE 103, DC3 (IRA 1/3) , DC1 (IRA 1/1) . 2 DC1 DC3 . DCE 103 DC3 DC1 DTE , DTE 2 . 4.2.2 4.2.2.1 V.24 a) 133 DTE 133 OFF 133 ON . . DCE 133 . DTE . 105 DCE . DCE . , 133( ) 105( ) . . ISO/IEC 2110 ISO/IEC 11569 ( , 4 ) . b) 111 (DTE ) DTE 111 DCE . ON , OFF . DCE (

11、114) ( 115) . KS X ISO/IEC 15294:2010 7 4.2.2.2 (DTE ) 128 (DTE ) DTE DCE . , 128 DCE . DTE , , , . DTE . 128 OFF . 4.2.2.3 (DTE ) 128 104 DCE . 128 OFF . OFF ( ) . . 128 OFF . KS X ISO/IEC 15294:2010 8 KS X ISO/IEC 15294:2010 ( ) , ( ) . 1 DTE DCE , . 2 KS X ISO/IEC 15294： 2001 , KS X ISO/IEC 15294

12、： 2010 . 3 ISO/IEC TR 15294： 2000 , , . 4 ISO/IEC TR 15294： 2000 . DTE-DCE 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS X ISO/IEC 15294:2010KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Information technology Methods for data flow control at synchronous and asynchronous DTE-DCE interfaces ICS 35.100.10