= Character input

        KEY   string

          String input at the cursor position.

          string  :any character string

          Use in Command-Key(Menu opt 0.1) command
          like as  "POS 10;Key r3;ENT;"
          ENT is required after KEY command to execute entered KEY input.
          RepeatCmd(Ctl+F12) support to repeat KEY cmd without changing
          cursor position.