MFJ-1270C/1274C MANUAL BASIC OPERATION
Page 43
Monitoring on the Air
This is a good time to try out the MFJ TNC 's monitor functions. While you and
your friend are separately connected, type
<CTRL-C>
cmd
:MONITOR ON
cmd
:MCON ON
cmd:
CONVERS
You will be able to see both your "conversation" and your friend's conversation.
Also try
HEADERLN ON
and
MHEARD
.
Special Input Characters
The MFJ TNC has a number of special characters that can be used to control its
actions. Many of these special characters can be used to "edit" commands and
packet text as they are entered. These features can all be customized to suit you
and your computer. Most of the special input characters we will describe are
active in both Command Mode and Converse Mode; the exceptions will be
noted.
The character used to return to Command Mode from Converse Mode is by
default a <CTRL-C>. (Sending a BREAK signal also works.) This character
does nothing in Command Mode, so if you accidentally enter it twice you won't
mess up the next command line. You can change the Command Mode entry
character with the command
COMMAND
. This is one of several commands
that set special character functions. You can choose any character for this func-
tion, by entering the ASCII character code for the key. For example, you can use
a <CTRL-E> to enter Command Mode by setting
cmd:
COMMAND 5
was
$03
The MFJ TNC displays the previous value in hex, and you can also enter
character codes in hex if you prefer. All of the special characters described
below can be changed in the same way as
COMMAND
.
We have already mentioned that you can erase mis-typed characters by typing
the <BACKSPACE> character. You can change this character with the
