Yokogawa Button Operated MV2000 - Manual (Page 172)

App-7
IM MV1000-17E
Appendix
1
2
3
4
5
6
7
App
Index
Example of How to Get a File List, 10 Files at a Time
The following flowchart illustrates how to get the file list of the DATA0 directory on an
external storage medium, 10 files at a time.
MEDIR,/DRV0/DATA0/,10
NO
START
YES
END
Send the command
Are there more
files in the list?*
Receive response
MEDIRNEXT
Send the command
Receive response
* When the number of received files is
smaller than the maximum number of
files specified by the ME DIR
command (10 in this example), you can
conclude that there are no more files.
Command used to get the first file list.
Specify the number of files to get.
Command description
Command
Received response data
Get the
subsequent files.
ASCII (see section 5.2)
ASCII (see section 5.2)
EA
······
······
xxxKbyte free
EN
File list
EA
······
······
EN
File list
Appendix 4 Flowchart of How to Get Files or a File List from an External Storage Medium or Internal Memory