[aprssig] GPS GT-320FW(AS)
vk4tec at tech-software.net
Wed Apr 24 19:42:01 EDT 2013
Can you do 4800 RTTY ?
Like the baloons do ?
I also have a 434 TX that shifts freq on 0 or 5 volts
- Andrew -
----- Original Message -----
From: "Andrew Rich" <vk4tec at tech-software.net>
To: "Jason KG4WSV" <kg4wsv at gmail.com>; "TAPR APRS Mailing List"
<aprssig at tapr.org>
Sent: Thursday, April 25, 2013 9:38 AM
Subject: Re: [aprssig] GPS GT-320FW(AS)
> The Easyradio can take in 160 charcaters before it needs to send
> It wants a break of 2 or more characters to say " ok send now"
> What I could do is limit the GPS to just 4800 baud and once a second
> As long as the GPS does not get longer that 160 characters I should be ok
> I thought about this back to back
> The PIC MCU was making me a APRS packet over easey radio
> But I gues if it just me and the quad - why use APRS ? just use NMEA
> So maybe I look at the easy radio specs and see what the input volts and
> speed are
> Can I make a GPS-320 go different speeds and affect the sentences ?
> Say 4800 baud $GPRMC only
> Some options
> Now <GPS> <MAX232> <PICMCU> <EASYRADIO>
> 1. <GPS><FET> <PICMCU> <EASYRADIO>
> 2. <GPS><EASYRADIO>
> I have also a beeline GPS on order
> - Andrew -
> ----- Original Message -----
> From: "Jason KG4WSV" <kg4wsv at gmail.com>
> To: "Andrew Rich" <vk4tec at tech-software.net>; "TAPR APRS Mailing List"
> <aprssig at tapr.org>
> Sent: Thursday, April 25, 2013 9:26 AM
> Subject: Re: [aprssig] GPS GT-320FW(AS)
>> On Wed, Apr 24, 2013 at 6:14 PM, Andrew Rich <vk4tec at tech-software.net>
>>> 1. GPS
>>> 2. PIC MCU
>>> 3. EasyRadio 434 TX 19k2 100 mW
>> If you can change the baud rate (in a non-volatile way) on either the
>> radio (web page says it has a UART interface) or the GPS, you can just
>> connect them back-to-back.
>> Some of our guys did exactly this with xbee modules and a GPS unit for
>> tracking rockets.
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