On Tue, 07 Apr 2009 11:55:06 +0200, <[email protected]> wrote:
> Hello,
> 
> I am trying to find out how to select the correct
> TMC-location -table for a given message.
> 
> TMC-Message contain a non-unique Country-ID in the first
> 4 bits of the PI.
> example: Germany would be 0xD or 0x1
> There are other countries using these 2 codes as well
> but they are assigned so that no 2 radio-stations in a
> given area can send traffic-information with the same
> country-IDs for different countries.
> 
> The TMC-location-table for germany lists itself as being:
> CID=country=58
> TABCD=table=1  (there may be multiple tables per country.)
> 
> Does anyone know how the mapping is to be performed?
> 
> This may well have an impact on the tagging-schema for the
> TMC-import.


Update:

I get the TABCD from group 3A-messages (if y14 and y15 are 0,
then bit y11-y6 contain the tabcd). However that is useless unless
I have the CID=countryID too.

Marcus

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