[aprssig] APRS in-dash display

KB5ILY - Travis W. Burton kb5ily at arrl.net
Sun Jan 17 14:21:10 CST 2016


Greg,  Does the gear-shift have to be in Reverse to view that input ?  If 
so, how are you bypassing it ?

On Sat, 16 Jan 2016, Greg D via aprssig wrote:

> Hi folks,
>
> Picking up on a thread I started a while back...  Not sure if this will 
> lead to something permanent or not, but I tought I'd give it a try.
>
> I got access to the back of my car's in-dash unit, and the video input 
> connector.  It's meant for use with a back camera, which I currently 
> don't have (though it's on the wish list...).  Found a VGA to RCA 
> adapter box, and fired up APRSIS32 which was loaded on a small laptop. 
> Here's the result:
>
> http://home.wavecable.com/~ko6th/aprs_dash_display.jpg
> http://home.wavecable.com/~ko6th/aprs_laptop.jpg
>
> Given the difficulty, if not questionable legality, of controlling a 
> GUI-based laptop while driving, I think the next steps need to include:
>
> 1.  Replace the laptop and VGA adapter with a Raspberry Pi.  VGA output 
> is built-in, also much better power draw and small size. (The car is a 
> sports car, so no room for anything bigger.)
>
> 2.  Replace APRSIS32 with YAAC (for Raspberry Pi compatiblity).
>
> 3.  Probably still need a keyboard for full control while parked, but 
> add some fixed key switches tied to keyboard shortcuts for the common 
> stuff while driving.  During the earlier exchange, Andrew figured it was 
> a "simple" matter of a Java library to bridge the swtiches to keyboard 
> shortcuts...  Hope he's right.
>
> 4.  The Pi will boot itself when the car turns on, but I need a way to 
> automatically safely power down the Pi when I turn the car off. Any 
> ideas on this?
>
> Anything else I'm missing?
>
> Greg  KO6TH
>
>
>
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73 de Travis KB5ILY / PG00041468
870-260-6068 (Phone)
--
     Travis W. Burton, NP, ESQ., KB5ILY (QCWA) & GROL / Arkadelphia AR
                 President, DeGray Amateur Radio club, Inc.
        EC - Clark County AR / SW Arkansas District Emergency Coord.
                SATERN, ARRL Instructor & VE, AREC I, II & III
                           W5YI Instructor & VE
                       Internet: mailto:kb5ily at arrl.net
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                          WWW:  http://www.kb5ily.org
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