file system command directory
If want to change current directory, use supervisor mode: cd
cd directory|..
parameter:
Directory |
directory name( the maximum is 20
characters) |
.. |
father directory |
Default:
none
command mode:
supervisor mode
explanation:
none
If want to delete a file, use supervisor mode command to delete.
delete file-name
parameter
file-name |
file name( the maximum is 20 chracters) |
default:
none
command mode:
supervisor mode
explanation:
none
if want to show the name of file and directory, use command “dir”.
dir file-name
parameter:
file-name |
file prefix name(
the maximum is 20 characters) |
default:
none
command mode:
supervisor mode
explanation:
If
do not input file prefix name, it shows all directories and files. The format
to show file is as follow:
index ID file name <FILE> file length creating time
If want to format file system, use command “format”
format
parameter:
none
default:
none
command mode:
supervisor mode
explanation:
After using “format”,
all files in file system will lose.
relevant command:
none
If want to create a directory, use command “md”
md directory
parameter:
Directory |
directory name( the maximum is 20 characters) |
default:
none
command mode:
supervisor mode
explanation:
Because it only has one level
subdirectories, if a current directory is not a boot directory , it will prompt
an error. If existing a same name directory, it will also prompt an error. If
the numbers of subdirectories are more than 10, it will prompt “directory is
full”.
Relevant commands:
none
if want to
show file content, use command “more”:
more file-name
parameter:
file-name |
File name( the maximum is 20 characters) |
default:
none
command mode:
supervisor mode
explanation:
If a file is all made up of displayed characters, it will be showed
by ASCII ,or it will be showed by binary system.
relevant command:
none
If want to show current directory, use “pwd”:
pwd
parameter:
none
default:
none
command mode:
supervisor mode
explanation:
none
If want to delete a directory, use “rd”
rd directory
parameter:
Directory |
Directory
name(the maximum is 20 chracters) |
default:
none
command mode:
supervisor mode
explanation:
If this directory is
not null, it will prompt. If this directory does not exist, it will prompt this
directory does not exist.
If want to change a file name, use command“rename”
rename old_file_name new_file_name
parameter:
old_file_name |
an old file name |
new_file_name |
a new
file name |
default:
none
command mode:
supervisor mode
explanation:
none