Extron electronic Digital Video Scaler Series DVS 304 AD - Manual (Page 63)

3-23 DVS 304 • Serial Communication
Command
ASCII (T
elnet
)
(host to pr
ocessor
)
URL Encoded (W
eb
)
(host to pr
ocessor
)
Response (pr
ocessor 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 fr
om user flash
memory
Send a page GET on port 80 followed by: WSF
|
{Responds with raw unpr
ocessed data in file.}
Example:
http://192.168.254.254/mypage.html?cmd=WSF
|
Stream files via T
elnet or RS-232
Load file to user flash memory
E
+ UF filesize,
filename
}
{Raw unpr
ocessed data
in file up to filesize}
Upl
]
Retrieve file fr
om user flash
memory
E
filename SF
}
1B filename 52 46 0D
{Responds with raw unpr
ocessed data in file + 1 byte checksum.}
Dir
ectory commands
Change/cr
eate dir
ectory
E
{path}
/
{dir
ectory}
/CJ
}
W
{path}
/
{dir
ectory}
/CJ
|
Dir•
{path}
/
{dir
ectory}
/
]
N
A
dir
ectory does not actually exist until a file has been copied into the path.
Move back to r
oot dir
ectory
E
/ CJ
}
W%2FCJ
|
Dir•/
]
Move up one dir
ectory
E
..CJ
}
W%2E%2ECJ
|
Dir•
{path}
/
{dir
ec
-
V
iew curr
ent dir
ectory
E
CJ
}
WCJ
|
{path}
/
{dir
ectory}
/
]
File erase commands Erase user
-supplied
W
eb page/file
24, 28
E
{filename}
EF
}
W
{filename}
EF
|
Del
• {filename}
]
Erase curr
ent dir
ectory and
its files
24, 28
E
/EF
}
W/EF
|
Ddl
]
Erase curr
ent dir
ectory and
subdir
ectories
24, 28
E
//EF
}
W//EF
|
Ddl
]