NuttShell (NSH)
nsh> ls -lR /
/:
 d---------0 dev/
/dev:
 crw-rw-rw-0 console
 crw-rw-rw-0 null
 crw-rw-rw-0 ttyS0
nsh> help
NSH command forms:
  [nice [-d <niceness>>]] <cmd> [> <file>|>> <file>] [&]
OR
  if <cmd>
  then
    [sequence of <cmd>]
  else
    [sequence of <cmd>]
  fi
Where <cmd> is one of:
  [ <expression> ]
  cat <path> [<path> [<path> ...]]
  cd [<dir-path>|-|~|..]
  cp <source-path> <dest-path>
  dd if=<infile> of=<outfile> [bs=<sectsize>] [count=<sectors>] [skip=<sectors>]
  echo [<string|$name> [<string|$name>...]]
  exec <hex-address>
  exit
  get [-b|-n] [-f <local-path>] -h <ip-address> <remote-path>
  help
  ifconfig
  losetup [-d <dev-path>] | [[-o <offset>] [-r] <dev-path> <file-path>]
  ls [-lRs] <dir-path>
  mb <hex-address>[=<hex-value>][ <hex-byte-count>]
  mem
  mkdir <path>
  mkfatfs <path>
  mkfifo <path>
  mkrd [-m <minor>] [-s <sector-size>] <nsectors>
  mh <hex-address>[=<hex-value>][ <hex-byte-count>]
  mount -t <fstype> <block-device> <dir-path>
  mw <hex-address>[=<hex-value>][ <hex-byte-count>]
  ping [-c <count>] [-i <interval>] <ip-address>
  ps
  put [-b|-n] [-f <remote-path>] -h <ip-address> <local-path>
  pwd
  rm <file-path>
  rmdir <dir-path>
  set <name> <value>
  sh <script-path>
  sleep <sec>
  test <expression>
  umount <dir-path>
  unset <name>
  usleep <usec>
  xd <hex-address> <byte-count>
nsh>