Extron electronic manual DVS 304 Serial Communication Directory commands, File erase commands

Command	ASCII (Telnet)	URL Encoded (Web)	Response	Additional description
	(host to processor)	(host to processor)	(processor to host)
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	Send a page GET on port 80 followed by: WSF		{Responds with raw unprocessed data in file.}
memory

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

Stream files via Telnet or RS-232

Load file to user flash memory

Retrieve file from user flash memory

E + UF filesize,	{Raw unprocessed data	Upl ]
filename }	in file up to filesize}
E filename SF }	1B filename 52 46 0D	{Responds with raw unprocessed data in file + 1 byte checksum.}

DVS 304 • Serial Communication 3-23

Directory commands

Change/create directory E{path}/{directory}/CJ} W {path}/{directory}/CJ Dir•{path}/{directory}/]

NA 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	E {filename} EF}	W {filename} EF	Del • {filename}]
Web page/file24, 28
Erase current directory and	E/EF}	W/EF	Ddl]
its files24, 28
Erase current directory and	E//EF}	W//EF	Ddl]
subdirectories24, 28