16
2. Response code / Error code
KVKRZVKH[DGHFLPDO
7KHFRQQHFWLRQ,'LVDWWDFKHGIRUWKH7&3VUHVSRQVHHUURUFRGHVDUH
XVHG7KHFRQQHFWLRQ,'LVVDPHDVWKHVHQGLQJFRPPDQGIRUPDW
(1) ACK reply : 06h + ××h (îîKFRQQHFWLRQ,')
(2) NAK reoly : 15h + ××h
(3) Error reply : 1Ch + 0000h + ××h
(4) Data reply : 1Dh + xxxxh + ××h
(5) Authentication error reply : 1Fh + 0400h + ××h
(6) Projector busy reply: 1Fh + ××××h + ××h
:KHQWKHSURMHFWRULVWRREXV\WRUHFHLYHVWKHFRPPDQGWKHSURMHFWRU
UHWXUHQVWKHHUURUFRGH
,QVXFKDFDVHFKHFNWKHVHQGLQJFRGHDQGVHQGWKHVDPHFRPPDQGDJDLQ
Automatic Connection Break
7KH7&3FRQQHFWLRQZLOOEHDXWRPDWLFDOO\GLVFRQQHFWHGDIWHUWKHUHLVQR
FRPPXQLFDWLRQIRUVHFRQGVDIWHUEHLQJHVWDEOLVKHG
Authentication
7KHSURMHFWRUGRHVQRWDFFHSWFRPPDQGVZLWKRXWDXWKHQWLFDWLRQVXFFHVV
ZKHQDXWKHQWLFDWLRQLVHQDEOHG7KHSURMHFWRUXVHVDFKDOOHQJHUHVSRQVHW\SH
DXWKHQWLFDWLRQZLWKDQ0'0HVVDJH'LJHVWDOJRULWKP:KHQWKHSURMHFWRULV
XVLQJD/$1DUDQGRPE\WHVZLOOEHUHWXUQHGLIDXWKHQWLFDWLRQLVHQDEOHG%LQG
WKLVUHFHLYHGE\WHVDQGWKHDXWKHQWLFDWLRQSDVVZRUGDQGGLJHVWWKLVGDWDZLWK
WKH0'DOJRULWKPDQGDGGWKLVLQIURQWRIWKHFRPPDQGVWRVHQG
)ROORZLQJLVDVDPSOHLIWKHDXWKHQWLFDWLRQSDVVZRUGLVVHWWR³SDVVZRUG´DQGWKH
UDQGRPE\WHVDUH³DIF´
1) 6HOHFWWKHSURMHFWRU
5HFHLYHWKHUDQGRPE\WHV³DIF´IURPWKHSURMHFWRU
%LQGWKHUDQGRPE\WHV³DIF´DQGWKHDXWKHQWLFDWLRQSDVVZRUG
³SDVVZRUG´DQGLWEHFRPHV³DIFSDVVZRUG´
'LJHVWWKLVELQG³DIFSDVVZRUG´ZLWK0'DOJRULWKP
,WZLOOEH³HGDGIIDEFHIGEGH´
$GGWKLV³HGDGIIDEFHIGEGH´LQIURQWRIWKHFRPPDQGVDQG
VHQGWKHGDWD
6HQG³HGDGIIDEFHIGEGH´FRPPDQG
:KHQWKHVHQGLQJGDWDLVFRUUHFWWKHFRPPDQGZLOOEHSHUIRUPHGDQGWKH
UHSO\GDWDZLOOEHUHWXUQHG2WKHUZLVHDQDXWKHQWLFDWLRQHUURUZLOOEHUHWXUQHG
NOTE$VIRUWKHWUDQVPLVVLRQRIWKHVHFRQGRUVXEVHTXHQWFRPPDQGV
WKHDXWKHQWLFDWLRQGDWDFDQEHRPLWWHGZKHQWKHVDPHFRQQHFWLRQ
Command Control via the Network (continued)