[Allstar Digital] MMDVM analog

David KE6UPI dshaw at ke6upi.com
Thu Jun 9 11:55:52 EDT 2016


I would like to up in and ask a question or 2.

1) Can I use the MMDVM digital to Brandmaster and analog to AllStarLink?

2) MMDVM uses a Raspberry Pi. Can I use the same Raspberry Pi (if yes to
question 1) for AllStarLink (Dial)?

Thanks, David
KE6UPI


On Thu, Jun 9, 2016 at 8:38 AM, Steve Zingman <szingman at msgstor.com> wrote:

> Loos like pins 7, 8, 9 are output pins to define the mode. I think the
> C4FM pin is used to change channels on radio to wider mode. COS is still
> defined.
> I THINK other signal were used for bandwidth changes, I could be wrong and
> too lazy to read the code right now.
>
> On 6/9/2016 11:25 AM, Chuck Kraly wrote:
>
> They removed the original function of the COR line (it was not be used in
> the build) and re-assigned it or they are PLANNING on doing it. I believe
> they moved it to do a channel selection for the Motorola radios that were
> sharing DMR/D-Star?YSF modes to change the rcv bandwiths
>
> Chuck k0XM
>
> On Thu, Jun 9, 2016 at 10:08 AM, Steve Zingman <szingman at msgstor.com>
> wrote:
>
>> Yes. I THINK that can be done. A number of inputs and outputs have been
>> added. I would dedicate it to just digital and be done wit it, but that's
>> me.
>>
>>
>> On 6/9/2016 11:06 AM, Robert Newberry wrote:
>>
>> That's interesting, basically pausing the modem, so it can function like
>> a analog repeater?
>>
>> N1XBM
>> Apparare Scientor
>> Paratus Communicare
>> Allstar Node # 27086, 41540, 41812, 42086, 42658, 42657
>> www.radioguysrepeaternetwork.com
>> On Jun 9, 2016 11:02 AM, "Steve Zingman" <szingman at msgstor.com> wrote:
>>
>>> No, it can not do analog. You can control it though. I have not done it.
>>> I think the COS line to the modem if asserted will pause the modem so the
>>> repeater can process analog.
>>>
>>> On 6/9/2016 10:35 AM, Robert Newberry wrote:
>>>
>>> I'm getting ready for a MMDVM build. I'm pretty sure that the MMDVM and
>>> switch back and forth from DMR and C4FM for example. Can it do analog as
>>> well? I guessing the issue will be if it can do analog getting the audio to
>>> Allstar would be the issue.
>>>
>>> N1XBM
>>> Apparare Scientor
>>> Paratus Communicare
>>> Allstar Node # 27086, 41540, 41812, 42086, 42658, 42657
>>> www.radioguysrepeaternetwork.com
>>>
>>>
>>> _______________________________________________
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>>>
>>>
>>> --
>>> "Anything is possible if you don't know what you are talking about."
>>> 1st Law of Logic
>>>
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>>
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>>
>>
>> --
>> "Anything is possible if you don't know what you are talking about."
>> 1st Law of Logic
>>
>>
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>
>
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>
>
> --
> "Anything is possible if you don't know what you are talking about."
> 1st Law of Logic
>
>
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