Hitachi CP-DW10N User Manual - Page 179
Automatic Connection Break, Authentication
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Command Control via the Network (continued) 2. Response code / Error code KVKRZVKH[DGHFLPDO 7KH FRQQHFWLRQ ,' LV DWWDFKHG IRU WKH7&3 V UHVSRQVH HUURU FRGHV DUH 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 7KH 7&3 FRQQHFWLRQ ZLOO EH DXWRPDWLFDOO\ GLVFRQQHFWHG DIWHU WKHUH LV QR FRPPXQLFDWLRQIRUVHFRQGVDIWHUEHLQJHVWDEOLVKHG Authentication 7KH SURMHFWRU GRHV QRW DFFHSW FRPPDQGV ZLWKRXW DXWKHQWLFDWLRQ VXFFHVV ZKHQ DXWKHQWLFDWLRQ LV HQDEOHG7KH SURMHFWRU XVHV D FKDOOHQJH UHVSRQVH W\SH DXWKHQWLFDWLRQ ZLWK DQ 0' 0HVVDJH 'LJHVW DOJRULWKP :KHQ WKH SURMHFWRU LV XVLQJD/$1DUDQGRPE\WHVZLOOEHUHWXUQHGLIDXWKHQWLFDWLRQLVHQDEOHG%LQG WKLV UHFHLYHG E\WHV DQG WKH DXWKHQWLFDWLRQ SDVVZRUG DQG GLJHVW WKLV GDWD ZLWK WKH0'DOJRULWKPDQGDGGWKLVLQIURQWRIWKHFRPPDQGVWRVHQG )ROORZLQJLVDVDPSOHLIWKHDXWKHQWLFDWLRQSDVVZRUGLVVHWWR³SDVVZRUG´DQGWKH UDQGRPE\WHVDUH³DIF´ 1) 6HOHFWWKHSURMHFWRU 5HFHLYHWKHUDQGRPE\WHV³DIF´IURPWKHSURMHFWRU %LQG WKH UDQGRP E\WHV ³DIF´ DQG WKH DXWKHQWLFDWLRQ SDVVZRUG ³SDVVZRUG´DQGLWEHFRPHV³DIFSDVVZRUG´ 'LJHVWWKLVELQG³DIFSDVVZRUG´ZLWK0'DOJRULWKP ,WZLOOEH³HGDGIIDEFHIGEGH´ $GGWKLV³HGDGIIDEFHIGEGH´LQIURQWRIWKHFRPPDQGVDQG VHQGWKHGDWD 6HQG³HGDGIIDEFHIGEGH´FRPPDQG :KHQ WKH VHQGLQJ GDWD LV FRUUHFW WKH FRPPDQG ZLOO EH SHUIRUPHG DQG WKH UHSO\GDWDZLOOEHUHWXUQHG2WKHUZLVHDQDXWKHQWLFDWLRQHUURUZLOOEHUHWXUQHG NOTE$VIRUWKHWUDQVPLVVLRQRIWKHVHFRQGRUVXEVHTXHQWFRPPDQGV WKHDXWKHQWLFDWLRQGDWDFDQEHRPLWWHGZKHQWKHVDPHFRQQHFWLRQ 16