3M™ Digital Projector X31/X36/X46© 3M 2010. All Rights Reserved. 13Command Control via the Network (continued)Command control settings[TCP #23]1. Command format6DPHDV56&FRPPXQLFDWLRQUHIHUWR56&&RPPXQLFDWRQFRPPDQGIRUPDW2. Response code / Error code KVKRZVKH[DGHFLPDO)RXURIWKHUHVSRQVHHUURUFRGHXVHGIRU7&3DUHWKHVDPHDV56&&RPPXQLFDWLRQ a 2QHDXWKHQWLFDWLRQHUURUUHSO\ LVDGGHG(1) ACK reply : 06h5HIHUWR56&FRPPXQLFDWLRQ ( 10).(2) NAK reoly : 15h5HIHUWR56&FRPPXQLFDWLRQ ( 10).(3) Error reply : 1Ch + 0000h5HIHUWR56&FRPPXQLFDWLRQ ( 10).(4) Data reply : 1Dh + xxxxh5HIHUWR56&FRPPXQLFDWLRQ ( 10).(5) Authentication error reply : 1Fh + 0400h:KHQDXWKHQWLFDWLRQHUURURFFXUUHGWKHSURMHFWRUUHWXUQVWKHHUURUFRGH[TCP #9715]1. Command formatThe commands some datum are added to the head and the end of the ones of7&3DUHXVHGHeader 'DWDOHQJWK 56&FRPPDQG &KHFNVXP &RQQHFWLRQ,'0×02 î' 13 bytes 1 byte 1 byte[Header])L[HG[Data Length]56&FRPPDQGVE\WHOHQJWK î')L[HG[RS-232C commands]5HIHUWR56&&RPPXQLFDWLRQFRPPDQGIRUPDW ( 10).[Check Sum]This is the value to make zero on the addition of the lower 8 bits from the headerto the checksum.[Connection ID]Random value from 0 to 255 (This value is attached to the reply data).NOTE2SHUDWLRQFDQQRWEHJXDUDQWHHGZKHQWKHSURMHFWRUUHFHLYHVDQXQGH¿QHGFRPPDQGRUGDWD3URYLGHDQLQWHUYDORIDWOHDVWPVEHWZHHQWKHUHVSRQVHFRGHDQGDQ\other code.&RPPDQGVDUHQRWDFFHSWHGGXULQJZDUPXS