3M™ Digital Projector X31/X36/X46
© 3M 2010. All Rights Reserved. 13
Command Control via the Network (continued)
Command control settings

[TCP #23]

1. Command format

6DPHDV56&FRPPXQLFDWLRQUHIHUWR56&&RPPXQLFDWRQFRPPDQGIRUPDW

2. Response code / Error code KVKRZVKH[DGHFLPDO

)RXURIWKHUHVSRQVHHUURUFRGHXVHGIRU7&3DUHWKHVDPHDV56&
&RPPXQLFDWLRQa2QHDXWKHQWLFDWLRQHUURUUHSO\LVDGGHG
(1)ACK reply : 06h
5HIHUWR56&FRPPXQLFDWLRQ (10).
(2) NAK reoly : 15h
5HIHUWR56&FRPPXQLFDWLRQ (10).
(3) Error reply : 1Ch + 0000h
5HIHUWR56&FRPPXQLFDWLRQ (10).
(4) Data reply : 1Dh + xxxxh
5HIHUWR56&FRPPXQLFDWLRQ (10).
(5)Authentication error reply : 1Fh + 0400h
:KHQDXWKHQWLFDWLRQHUURURFFXUUHGWKHSURMHFWRUUHWXUQVWKHHUURUFRGH

[TCP #9715]

1. Command format

The commands some datum are added to the head and the end of the ones of
7&3DUHXVHG
Header 'DWDOHQJWK 56&FRPPDQG &KHFNVXP &RQQHFWLRQ,'
0×02 î' 13 bytes 1 byte 1 byte
[Header]
)L[HG
[Data Length]
56&FRPPDQGVE\WHOHQJWKî')L[HG
[RS-232C commands]
5HIHUWR56&&RPPXQLFDWLRQFRPPDQGIRUPDW (10).
[Check Sum]
This is the value to make zero on the addition of the lower 8 bits from the header
to the checksum.
[Connection ID]
Random value from 0 to 255 (This value is attached to the reply data).
NOTE2SHUDWLRQFDQQRW EHJXDUDQWHHGZKHQWKH SURMHFWRUUHFHLYHVDQ
XQGH¿QHGFRPPDQGRUGDWD
3URYLGHDQ LQWHUYDORIDW OHDVWPVEHWZHHQ WKHUHVSRQVHFRGHDQG DQ\
other code.
&RPPDQGVDUHQRWDFFHSWHGGXULQJZDUPXS