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USER'S GUIDE
In AMTOR ARQ operation, your answerback will automatically send the +? changeover command
to the distant station and maintain the link.
These related features can be used in message handling in either direction, to confirm that you are
sending to the proper station and the distant station is probably receiving your traffic successfully.
XFLOW ON|OFF
Mode: All
Parameters:
ON -
OFF - XON/XOFF flow control is disabled - hardware flow control is enabled.
XFLOW
When
is ON, software flow control is in effect – it's assumed that the computer or terminal
will respond to the PK-232's Start and Stop characters defined by the XON and XOFF commands.
XFLOW
When
is OFF, the PK-232 send hardware flow control commands via the RTS line.
For full hardware control in both directions, set
XMIT
Mode: Command Mode in Baudot/ASCII/Morse
XMIT
is an immediate command that keys your radio's PTT line and prepares the radio to receive
outbound data and Morse characters from the PK-232.
XMIT
The
Command can only be used from the Command Mode.
Type
<CTRL-C>
(default) to enter Command Mode before typing the X.
XMIT
switches your PK-232 to either Converse Mode or Transparent Mode, depending on the set-
CONMODE
ting of
.
XMITOK ON|OFF
Mode: Packet
Parameters:
ON -
OFF - Transmit functions (PTT line) are disabled.
XMITOK
When
is OFF, the PTT line to your transmitter is disabled - the transmit function is inhib-
ited. All other PK-232 functions remain the same. Your PK-232 generates and sends packets as
requested, but does not key the radio's PTT line.
Use the
XMITOK
command at any time to ensure that your PK-232 does not transmit.
Set
XMITOK OFF
if you're absent and wish to leave your PK-232 on as a channel activity monitor.
XMITOK OFF
Set
for testing in loopback or direct wire connections when PTT operation is not re-
quired.
PK232UG Rev. B 9/86
Mnemonic: XF
XON/XOFF (software) flow control is activated.
Mnemonic: X
Mnemonic: XMITO
Transmit functions (PIT line) are active.
Default: ON
START
STOP
XON
,
,
and
Immediate Command
Default: ON
6-71
COMMAND SUMMARY
XOFF
all to $00.
173
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