TM8100/TM8200 Computer-Controlled Data Interface (CCDI) Protocol Manual
CCDI
27
© Tait Electronics Limited
April 2007
Examples
f0241D3
a command to disable user input command.
f0250D3
a command to mute the receiver audio.
f0271D0
a command to validate subaudible signalling.
f0281CF
a command to activate Monitor function.
4
(user controls)
none
0
Disable all user controls, display and
indicators.The radio indicates “CCDI
BUSY”.
Yes
1
Disable user input only. Display and
indicators still operational. Any attempted
user input will result in the invalid keypress
tone.
Yes
2
Enable all user controls except when CCDI
commands are being processed. During this
time the radio indicates “CCDI BUSY”.
Set as default at power on.
Yes
5
(Rx audio
mute control)
none
0
Cancel CCDI request for Rx audio mute.
Yes
1
Mute Rx audio. Can only be overridden by
Squelch Override. Conventional mode only.
Yes
7
(subaudible
signalling)
none
0
Deactivate validation of CTCSS and DCS
subaudible signalling. Incoming data will be
processed regardless of the subaudible
signalling.
The default radio setting at power on
depends on the ‘Ignore DCS/CTCSS’ option
set in the Data form of the programming
application.
Yes
1
Activate validation of CTCSS and DCS
subaudible signalling. Incoming FFSK data
will only be processed if the subaudible
signalling matches.
Only effective if current channel is
programmed for subaudible signalling.
Conventional or traffic channel mode only.
Yes
8
(monitor)
none
0
Deactivate monitor function.
Yes
1
Activate monitor function. Conventional
mode only.
Yes
9
(Rx/Tx)
none
0
Forces radio into a Rx state.
Conventional or traffic channel mode only.
Yes
1
Forces radio into a Tx state. Note that the
Rx CCDI command is required to take the
radio out of Tx mode when this mode is
activated. The Tx will not terminate on
expiry of the Tx timer.
Conventional or traffic channel mode only.
Yes
[FUNCTION]
[SUBFUNCTION]
[QUALIFIER]
Action
Support
