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Command control settings
[TCP #23]
1. Command format
Same as RS-232C communication, refer to RS-232C Communicaton command format.
2. Response code / Error code ("h" shows hexadecimal)
Four of the response / error code used for TCP#23 are the same as RS-232C
Communication (1)~(4). One authentication error reply (5) is added.
(1) ACK reply : 06h
Refer to RS-232C communication (
(2) NAK reply : 15h
Refer to RS-232C communication (
(3) Error reply : 1Ch + 0000h
Refer to RS-232C communication (
(4) Data reply : 1Dh + xxxxh
Refer to RS-232C communication (
(5) Authentication error reply : 1Fh + 0400h
When authentication error occurred, the projector returns the error code.
[TCP #9715]
1. Command format
The commands some datum are added to the head and the end of the ones of
TCP#9715 are used.
Header
0×02
[Header]
02, Fixed
[Data Length]
RS-232C commands byte length (0×0D, Fixed)
[RS-232C commands]
Refer to RS-232C Communication command format (
[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 • Operation cannot be guaranteed when the projector receives an
undened command or data.
• Provide an interval of at least 40ms between the response code and any
other code.
• Commands are not accepted during warm-up.
Command Control via the Network (continued)
Data length
RS-232C command
0×0D
10).
10).
10).
10).
Check sum
13 bytes
13
Connection ID
1 byte
1 byte
10).
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