22
CCDI
TM8100/TM8200 Computer-Controlled Data Interface (CCDI) Protocol Manual
© Tait Electronics Limited
April 2007
1.9
Commands to the Radio
The following commands are available to send from the PC to control the
radio.
In all cases, if a command is received without error by the radio and all
parameters are valid, the command is executed.
The prompt character ‘.’ is returned to the PC immediately after receiving a
command, to signify that another may begin. If an error arises, the PC is
notified with an appropriate ERROR response.
1.9.1
CANCEL
The CANCEL command tells the PC to abort the current action that the
radio is performing.
Format
c [SIZE] [CANCEL_TYPE] [CHECKSUM]
Command
Character
Function
Valid in Mode
Mode radio must be
in or switch to, to act
upon the message
(TM8200 only)
c
Cancel current activities
Conventional
Conventional
d
Initiate a conventional
call
Trunked
Conventional
Conventional
f
Implement RU function
Trunked
Conventional
Dependent on function
g
Tune to conventional
channel
Trunked
Conventional
Conventional
q
Query RU Model, data
parameters, software
versions, etc. Query
SDM.
Trunked
Conventional
Either, no change
required
a
Send conventional SDM
with SFI/GFI field
formatting
Trunked
Conventional
Conventional
s
Send conventional SDM
Trunked
Conventional
Conventional
z
Configure and open
TDMA channel
Queue TDMA data for
sending
Close TDMA channel
Conventional
Conventional
t
Switch to Transparent
mode (FFSK or THSD)
Conventional
Trunked
Conventional