Extron Electronics IPL T SFI244 User Manual

Page 39

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Symbol definitions are shown below. An ASCII to HEX conversion table is also provided in
figure 34.

ASCII to Hex Conversion Table

•

Space

Figure 34.

ASCII-to-HEX Conversion Table

Symbol definitions

]

= CR/LF (carriage return/line feed)

}

= Carriage return (no line feed)

•

= Space (hard) character

X!

= Specific port number (01-99)

The port number will be represented as two ASCII characters (2 bytes); 00 = All ports

X@

= Command data section

NOTE:

For Web encoding only - Data will be directed to specified port and must be

encoded (URL encoding) if non-alphanumeric. Since data can include either command
terminator, they must be encoded as follows when used within the data section:
space (hex: 20) would be encoded as %20 and plus sign (hex: 2B) would be encoded
as %2B.

X#

= Greenwich Mean Time (GMT) offset value (-12.0 to +14.0)

X%

= On/off status: 0 = off/disable; 1 = on/enable

X1!

= Unit firmware version

X1@

= Name is a text string up to 24 characters drawn from the alphabet (A-Z), digits (0-9), minus sign/

hyphen (-). No blank or space characters are permitted as part of a name. No distinction is made
between upper and lower case. The first character must be an alpha character. The last character
must not be a minus sign/hyphen.

X1#

= Set local date and time format (MM/DD/YY-HH:MM:SS) for example, 11/18/03-10:54:00

Read local date and time format (day of week, date month year HH:MM:SS) for example, Thu,
18 Nov 2003 18:19:33

X1$

= IP address (xxx.xxx.xxx.xxx); leading zeros in each of four fields are optional in setting values, and are

suppressed in returned values.

X1%

= Mail domain name (for example, extron.com, icia.org)

X1&

= Time, in tens of milliseconds ,to wait for characters coming into a serial port before terminating

(default = 10 =100 milliseconds, max = 32767)

X1*

= Hardware (MAC) address (xx-xx-xx-xx-xx-xx)

X1(

= Subnet mask (xxx.xxx.xxx.xxx); leading zeros in each of four fields are optional in setting values, and

are suppressed in returned values.

X2)

= Time, in tens of milliseconds, to wait between characters coming into a serial port before terminating

(default = 2 = 20 milliseconds, max = 32767)

X2!

= Parameter to set either Length of message to receive or Delimiter value; # = byte count or single ASCII

character decimal

X2@

= Verbose/response mode status: 0 = clear, default for Telnet connections; 1 = verbose mode is on;

2 = send tagged responses for queries; 3 = verbose mode is on and tagged responses are sent for
queries

NOTE:

If tagged responses are enabled, all read commands return the constant string +

the data or value, the same as in responses for setting a value. For example, for

E 

CN

}

, the response is Ipn•

 X1@ ]

rather than just the data (

X1@ ]

).

IPL T SFI244 • Communication and Control

33

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