Extron electronics Four Input Video and RGB Scaler DVS 304 Instructions d'exploitation télécharger pdf (Page 63)

3-23

DVS 304 • Serial Communication

Command ASCII (Telnet

(host to processor

URL Encoded (Web

(host to processor

Response

(processor to host

Additional description

Stream ﬁles via port 80

Load ﬁle to user ﬂash memory Use POST on port 80 followed by the delimited data to be written to the ﬂash ﬁle memory.

Retrieve ﬁle from user ﬂash

memory

Send a page GET on port 80 followed by: WSF | {Responds with raw unprocessed data in ﬁle.}

Example: http://192.168.254.254/mypage.html?cmd=WSF

Stream ﬁles via Telnet or RS-232

Load ﬁle to user ﬂash

memory

E + UF ﬁlesize,

ﬁlename

}

{Raw unprocessed data

in ﬁle up to ﬁlesize}

Upl

]

Retrieve ﬁle from user ﬂash

memory

E ﬁlename SF }

1B ﬁlename 52 46 0D {Responds with raw unprocessed data in ﬁle + 1 byte checksum.}

Directory commands

Change/create directory

E{path}/{directory}/CJ}

W {path}/{directory}/CJ|

Dir•{path}/{directory}/

]

N A directory does not actually exist until a ﬁle has been copied into the path.

Move back to root directory

E / CJ}

W%2FCJ|

Dir•/

]

Move up one directory

E ..CJ}

W%2E%2ECJ| Dir•{path}/{direc-

View current directory

E CJ}

WCJ|

{path}/{directory}/

]

File erase commands

Erase user-supplied

Web page/ﬁle

24, 28

E {ﬁlename} EF}

W {ﬁlename} EF|

Del • {lename}

]

Erase current directory and

its ﬁles

24, 28

E/EF}

W/EF|

Ddl

]

Erase current directory and

subdirectories

24, 28

E//EF}

W//EF|

Ddl

]

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Extron electronics Four Input Video and RGB Scaler DVS 304 Instructions d'exploitation Page 63

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