The easiest way to get eLua on your ARMinARM board, is by selecting the "Upload elua.bin to ARMinARM board" from the 'setup' menu.

After eLua is uploaded to the ARMinARM board, run 'screen' or 'minicom'

minicom -D /dev/ttyAMA0 -b 115200

A very short demo session. More information available on www.eluaproject.net

Welcome to minicom 2.6.1

Compiled on Apr 28 2012, 19:24:31.
Port /dev/ttyAMA0

Press CTRL-A Z for help on special keys

eLua# help
Shell commands:
  help   - shell help
  lua    - start a Lua session
  ls     - lists files and directories
  dir    - lists files and directories
  cat    - list the contents of a file
  type   - list the contents of a file
  recv   - receive files via XMODEM
  cp     - copy files
  ver    - show version information
  mkdir  - create directories
  wofmt  - WOFS format
  exit   - exit the shell
For more information use 'help '.
eLua# dir


Total on /wo: 0 bytes

info.lua                       134 bytes
hello.lua                      116 bytes
hangman.lua                    3417 bytes

Total on /rom: 3667 bytes

eLua# lua /rom/info.lua
Press CTRL+Z to exit Lua
I'm running on platform STM32
The CPU is a STM32F103RE
The board name is ARMINARM
eLua# lua /rom/hello.lua
Press CTRL+Z to exit Lua
Hello, World!
eLua# exit