Implementation of IrLAP Based on IrDA - Science Direct

15 downloads 0 Views 196KB Size Report
Infrared Data Association (IrDA) is a nonprofit international organization whose goal is to develop ... IrDA link always 9.6Kb/s data rate connection, if the two.
Available online at www.sciencedirect.com

IERI Procedia 3 (2012) 226 – 231



,QWHUQDWLRQDO&RQIHUHQFHRQ0HFKDQLFDODQG(OHFWURQLF(QJLQHHULQJ

,PSOHPHQWDWLRQRI,U/$3%DVHGRQ,U'$ 4LQ@,5'$VWDQGDUGWKHSK\VLFDOOD\HUWKH/LQN$FFHVV 3URWRFRO ,U/$3 WKH/LQN0DQDJHPHQW3URWRFRO ,U/03 LVQHFHVVDU\IRUWKHWKUHHSURWRFROOD\HUVDWWKHWRS RIWKLVWKUHHVRPHVSHFLDORSWLRQDOOD\HU ,U'$ GDWD UDWHV UDQJH IURP .EV a 0EV ,U'$ OLQN DOZD\V .EV GDWD UDWH FRQQHFWLRQ LI WKH WZR FRPPXQLFDWLQJSDUWLHVWRVXSSRUWWKHQDJUHHGWRDKLJKHURUORZHUGDWDUDWHV/RZHUWKDQ0EVGDWDUDWHXVH

2212-6678 © 2012 Published by Elsevier B.V. Selection and peer review under responsibility of Information Engineering Research Institute Open access under CC BY-NC-ND license. doi:10.1016/j.ieri.2012.09.037

227

Qin Yanyou and Ye Zhengwang / IERI Procedia 3 (2012) 226 – 231

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

,U/03

5HTXHVW

&RQILUP

5HVSRQVH

,U/$3

,QGLFDWLRQ ,U/$3

)UDPH

)UDPH

  )LJXUH3ULPLWLYHVWUXFWXUHRI,UO$3

5HTXHVWhEHUWKH,U/$3SURYLGHWKHVHUYLFH ,QGLFDWLRQKRZWKH,U/$3QRWLFHWKHDUULYDORIDQHYHQWRIWKHXSSHURUVRPHNLQGRIDFWLRQ 5HVSRQVHWKHXSSHU,U/$3LQVWUXFWLRQVWRUHVSRQG &RQILUPKRZWKH,U/$3UHTXHVWWRWKHWRSRIWKHUHVXOWVIHGEDFNWRWKHWRS ,QIUDUHG GHYLFH LV QRW DW WKH VDPH WLPH WKH GDWD UHFHLYHG DQG LVVXHG LW LV FRQILQHG WR KDOIGXSOH[ WUDQVPLVVLRQDFRQQHFWLRQSURFHVVPXVWEHPDLQHTXLSPHQWDQGWKHRWKHUSDUW\LVVHWIURPWKHGHYLFH

228

Qin Yanyou and Ye Zhengwang / IERI Procedia 3 (2012) 226 – 231

:RUNLQJSURFHVV 7KH ,U/$3 WKH ZRUN SURFHVV LQFOXGLQJ DGGUHVV WR LGHQWLI\ UHVROYH DGGUHVV FRQIOLFWV FRQQHFWLRQ HVWDEOLVKPHQWGLVFRQQHFWZDNHXSLQIRUPDWLRQWUDQVPLVVLRQUHVHWVWKHFRQQHFWLRQDVVKRZQLQ)LJXUH  :DNH

$GGUHVV

 ,GHQWLILFDWLRQ 6ROYHWKHDGGUHVVFRQIOLFWV



(VWDEOLVK

 &RQQHFWLRQ

,QIRUPDWLRQ

7UDQVPLVVLRQ



'LVFRQQHFW

 &RQQHFWLRQ

5HVHW

&RQQHFWLRQQ

GHVFULSWLRQV>@



)LJXUH,UO$3SURFHVV

:KHQDQHYHQWDUULYHVWKHSURJUDPZLOOHQWHUDSDUWLFXODUVWDWH:HFDQSXWWKH,U/$3WKHFRXUVHRIWKHLU ZRUNLQWXUQLVGLYLGHGLQWRWKUHHSDUWVWKHDGGUHVVUHFRJQLWLRQWRHVWDEOLVKDFRQQHFWLRQFRPPXQLFDWLRQ $GGUHVVUHFRJQLWLRQSURFHVV 7KLV SURFHVV LV WKH LGHQWLILFDWLRQ RI ERWK WKH GHYLFH DGGUHVV :KHQ WZR ,U'$ GHYLFHV DUH ZLWKLQ FRPPXQLFDWLRQ UDQJH ERWK GHYLFHV UDQGRPO\ JHQHUDWHG ILUVW LQ 1'0 PRGH GHYLFH DGGUHVV ZKLFK UHTXHVWV WKHFRQQHFWHGGHYLFHWRVHQGDVHULHVRIQXPEHUHGVHTXHQWLDOO\EURDGFDVW;,'IUDPH XVXDOO\WKDWFRQWDLQV WKH GHYLFH DGGUHVV  ZKHQ DQRWKHU ZKHQ D GHYLFH UHFHLYHV WKHVH IUDPHV KH UDQGRPO\ VHOHFWHG IURP D IUDPH UHSO\:KHQPRUHWKDQWZRGHYLFHVZLWKLQWKHFRPPXQLFDWLRQUDQJHLWLVSRVVLEOHWRDGGUHVVFRQIOLFWVVRWKH UHTXHVWWRFRQQHFWWKHHTXLSPHQWPXVWEHUHVHQW;,'IUDPHWRERWKVLGHVRIWKHFRQIOLFWUHTXHVWWRUHVHWWKH DGGUHVV 7KHFRQQHFWLRQSURFHVV $GGUHVV UHFRJQLWLRQ WKH UHTXHVW WR HVWDEOLVK FRQQHFWLRQ SDUW\ HTXLSPHQW FRQQHFWHG WR WKH DGGUHVV WKH VRFNHW WRWKHRWKHUSDUW\WRVHQGDFRQQHFWLRQUHTXHVWIUDPH3DUW\UHFHLYHVDUHTXHVWWRWKHXSSHUOD\HU 7KH ,U/03 FDUULHGRXWWKHLQVWUXFWLRQVLQWKHUHSO\IUDPHDQGWKHWRSRIWKHUHVSRQVHVHQWWRWKHUHTXHVWLQJSDUW\ ,QWKHVHIUDPHUHTXHVWDQGUHSO\IUDPHFRQWDLQVWKHFRPPXQLFDWLRQSDUDPHWHUV HJEDXGUDWH LIERWKVLGHVWR DOORZ WKHVH SDUDPHWHUV WKH UHTXHVWLQJ SDUW\ LQWR 150B3 UHVSRQVH PRGH  DQG UHVSRQGHU LQWR 150B6 UHVSRQVHPRGH 2WKHUZLVHUHWXUQWRWKH1'0PRGH &RPPXQLFDWLRQSURFHVV &RPPXQLFDWLRQVWDWHWKHVDPHWLPHRQO\RQHSDUW\FDQVHQGGDWDVRLIWKHPDVWHUGHYLFHWRDFFHSWWKHGDWD LVVHWWRVHQGWKHIUDPH3)ELWDOORZLQJWRVHQGGDWDIURPWKHGHYLFHVHQWIURPWKHGHYLFHVHWWKH3)ELWWKH KDQGVRIWKHPDVWHUGHYLFH :KLFKZDNHVXSWKHSURFHVV RSWLRQDO LVDSDUW\UHTXHVWWRFRQQHFWHTXLSPHQWLQDVOHHSVWDWHLIVXFFHVVIXO HQWHU WKH FRQQHFWLRQ VWDWXV RU UHWXUQ WR WKH VOHHS VWDWH WKH SURFHVV LV PDLQO\ XVHG LQ VPDOO HQHUJ\VDYLQJ HTXLSPHQW

229

Qin Yanyou and Ye Zhengwang / IERI Procedia 3 (2012) 226 – 231

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

ZLQGRZ

&RPPDQG

6HQG

ZLQGRZ

:LQGRZ

2WKHU

ZLQGRZV

7KHJUDSKLFVZLQGRZ

0DLQ

$SSOLFDWLR Q

,QWHUUXSW

,U'$ /LEUDU\

,U'$/D\HU

,20DQDJHPHQW

7LPHUPDQDJHPHQW

8$570DQDJHPHQW

0&85HOHYDQWOD\HU

 )LJXUH2YHUDOOVWUXFWXUHRIVRIWZDUH

6RIWZDUHVWUXFWXUHRI,U/$3 ,U/$3,U'$OLEUDU\,U/$3WKHSK\VLFDOOD\HU ,U3+@=KDR/0DR

Suggest Documents