Hitachi CP-X2510N, CP-X3010N user manual Command control settings, TCP #9715 Command format

Command Control via the Network (continued)

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 (&9).

(2)NAK reoly : 15h

Refer to RS-232C communication (&9).

(3)Error reply : 1Ch + 0000h

Refer to RS-232C communication (&9).

(4)Data reply : 1Dh + xxxxh

Refer to RS-232C communication (&9).

(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	Data length	RS-232C command	Check sum	Connection ID
0×02	0×0D	13 bytes	1 byte	1 byte

[Header]

02, Fixed

[Data Length]

RS-232C commands byte length (0×0D, Fixed)

[RS-232C commands]

Refer to RS-232C Communication command format (&9).

[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 undefined 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.

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