[aprssig] mic-e: technical info or source code ??
Lynn W. Deffenbaugh (Mr)
ldeffenb at homeside.to
Wed May 29 15:37:20 CDT 2013
Mic-E is one form of coordinate and status encoding used by APRS which
is AFSK modulation (1200/2200 Hz) of an AX.25 bit stream using
exclusively UI packets. The actual packet encoding is described in
Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32
On 5/29/2013 4:28 PM, Kristoff Bonne wrote:
> I'm trying to find the technical documentation on the mic-e protocol.
> (i.e. the 300 ms burst to be send at the end of a voice transmission
> on a repeater).
> There is a webpage on info.aprs.net, but that does not even mention
> the modulation scheme, baudrate, etc.
> Is the open-source code available for decoding and encoding mic-e
> transmissions? Is there an open-source hardware implementation of it?
> kristoff - ON1ARF
> aprssig mailing list
> aprssig at tapr.org
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