Programming and control, cont’d – Extron Electronics IPL 250 Reference Manual User Manual

Page 74

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SIS

Programming and Control, cont’d

IPL 250 • SIS Programming and Control

4-18

Command/r

esponse table for SIS commands (continued)

Command

ASCII (T

elnet)

(host to IPL)

URL Encoded (W

eb)

(host to IPL)

Response

(IPL to host)

Additional description

Dir

ectory commands

Change or cr

eate a dir

ectory

E

path/dir

ectory/

CJ

}

The dir

ectory’s name must be composed

of alphanumeric characters and may

include the minus sign (hyphen, -) and the

colon

(:). The first character must be a letter

.

Case does not matter

. No blank or space

characters ar

e permitted in the name.

Include the

full path

, not just the name of

the dir

ectory

. Nonalphanumeric characters

in the path (e.g. /) must be encoded to hex.

characters for use with a W

eb br

owser

.

W

path

%2F

dir

ectory

%2F CJ

|

Dir•

path/dir

ectory/

]

N

A

dir

ectory does not fully exist until a file has been copied into that path. Also, the IPL

operates differ

ently fr

om PC operating systems: files stor

ed in and dir

ectories cr

eated in

the IPL

may have the same names.

Example:

E

majordir

ectory/subdir

ectory/next-level/

CJ

}

W

majordir

ectory

%2F

subdir

ectory

%2F

next-level

%2F CJ

|

Dir•

majordir

ectory/subdir

ectory/next-level/

]

In this case, the path is

majordir

ectory/

subdir

ectory/

. The dir

ectory that was just

cr

eated or changed to is called

next-level

.

Example:

E

custompages/HTMLfiles/

CJ

}

W

custompages

%2F

HTMLfiles

%2F CJ

|

This example just cr

eated a subdir

ectory for

storing the user

’s custom-made HTML

files.

The dir

ectory that was just cr

eated is called

HTMLfiles

.

Dir•

custompages/HTMLfiles

/

]

Example:

E

oak/CJ

}

W oak

%2F CJ

|

Dir•

oak

]

Change back to the r

oot dir

ectory

E

/CJ

}

W

%2F CJ

|

Dir•/

]

Go up one dir

ectory level

E

.. CJ

}

W

%2E

%2E CJ

|

Dir•

path/dir

ectory/

]

V

iew the curr

ent dir

ectory

E

CJ

W

CJ

|

path/dir

ectory/

]

N

The curr

ent dir

ectory is determined on a per-connection basis. At the beginning of each IP connection/session, the curr

ent dir

ectory is selected as the r

oot dir

ectory

.

File handling commands

Erase the user

-supplied W

eb page

and files

24,28

E

filename

EF

}

W

filename

EF

|

Del•

filename

]

Erase the curr

ent dir

ectory and

its files

24,28

E

/EF

}

W

%2F EF

|

Ddl

]

Erase the curr

ent dir

ectory and

its subdir

ectories

24,28

E

//EF

}

W

%2F

%2F EF

|

Ddl

]

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