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CCDI
TM8100/TM8200 Computer-Controlled Data Interface (CCDI) Protocol Manual
© Tait Electronics Limited
April 2007
Example
p0202CC
This message sends the progress message to say that Tx has
been inhibited.
21
User Initiated Channel Change
Indicates the details of the current channel
[PARA2] is a fixed length field of 6-digits which indicate zone (2 digits) and the channel
or scan/vote group ID (4 digits).
0
Single channel.
1
Scan/vote group of channels.
2
A channel captured within a scan/vote group.
3
Temporary channel e.g. one used for GPS.
9
The channel is not available or invalid.
22
2-digit
decimal
channel
ID
TDMA channel ID
[PARA2]: 2-digit hexadecimal number
00 = TDMA open accepted
01 = TDMA not available
02 = TDMA channel invalid
03 = TDMA open slot not assigned
04 = TDMA already open
05 = TDMA closed successfully
06 = TDMA service not open
07 = TDMA data buffered
08 = TDMA data buffer emptied
09 = TDMA invalid packet size
0A = TDMA data failure not open
0B = TDMA normal operation suspended
0C = TDMA normal operation not suspended
0D = TDMA normal operation unable to suspend
23
Keycode
Indicates key actions
[PARA2]: 0 = key down action, 1 = key up action, 2 = short keypress, 3 = long keypress
00
PTT
01
Hookswitch
02
On/Off key
03
Up key
04
Down key
05
Function key 1
06
Function key 2
07
Function key 3
08
Function key 4
[PTYPE]
[PARA1]
Function