╔═══╤═══╗           IT VT100 KEY EMULATION            ╔═══════╤═══════╤═══════╗
║PF1│PF2║   Keypad keys with two symbols have two     ║ DELETE│NumLock│ BREAK ║
╟───┼───╢   functions, depending on numlock.          ╚═══╦═══╪═══╤═══╪═══╤═══╣
║PF3│PF4║   The PrtSc key (unshifted) is the VT100        ║   │7 H│8 │ 9 │ - ║
╟───┼───╢   keypad comma.                                 ║RET├───┼───┼───┼───╢
║  │  ║                                                 ║   │4 │ 5 │6 │ E ║
╟───┼───╢                                                 ╟───┼───┼───┼───┤ N ║
║  │  ║           IT ALT-KEY FUNCTIONS                  ║ , │1 E│2 │ 3 │ T ║
╟───┼───╢   ALT-B   change baud rate                      ╟───┴───┼───┴───┤ E ║
║  │  ║   ALT-C   change comm port number               ║ 0  Ins│ .  Del│ R ║
╚═══╧═══╝   ALT-D   auto-dial a modem using IT.DIR file   ╚═══════╧═══════╧═══╝
            ALT-E   execute a DOS command
            ALT-G/P get/put screen image from/to memory
            ALT-K   change kermit/xmodem file xfer mode
            ALT-L/T start-stop logging to disk/start-stop time tagging
            ALT-M   change VT100 keypad mode, normal/alternate
            ALT-O   change local echo (full/half duplex) mode
            ALT-R   receive a file, kermit or xmodem protocol
            ALT-S   send a file, kermit or xmodem protocol
            ALT-V   change terminal type, VT100 or VT52
            ALT-W   change 80 column wrap mode
            ALT-X   exit IT and return to DOS
            ALT-n   (n=0 thru 9) send prestored string from IT.SET

