[aprssig] Mic-E format issues

[Kai Gunter Brandt]

Robert Bruninga skrev:

> 
> There are too many capabilities to keep track of that way. The
> current APRS capabilities chart contains over 200 "capabilities"
> and even if there was only a Y/N binary response for each, that
> would take probably an 18 byte field to express.  It is much
> easier just to identify the product in the one byte set aside
> for that purpose.  See the current chart:
> http://www.eskimo.com/~archer/aprs_capabilities.html#table1
> 

Maybe one of the codes should be reserved to indicate that it's a 
message capable unit?  i.e a universal code

Kai Gunter
LA3QMA