[Gmecm] ALDL for Android?

Avery Nisbet anisbet
Wed Mar 9 01:24:23 UTC 2011


I don't think there is access to a Serial port through the Android
API.  But there are bluetooth to serial adaptors that will work with a
non-power stealing ALDL cables.  Then you would just need to write the
android app as if the ALDL cable is over a virtual bluetooth console.

I think thats how the bluetooth dongle the current app uses works
(serial to bluetooth then a sear
-Avery

On Tue, Mar 8, 2011 at 5:01 PM, Jay Vessels <jay at vessels-clan.com> wrote:
> Hi there!
>
>> Agreed. Im interested in this too, and this seems to be the hardest part
>> part of the problem. The fact we need 8192 baud does not help either.
>> Its surprising the elm chips cant do it, but I guess they were not built
>> for that purpose.
>
>
> Assuming (!) the Android device (phone, tablet, whatever) has a USB host
> port, *and* you can add a driver for it that will enumerate a specific
> USB device, one may be able to homebrew an ALDL adapter. ?Various micros
> (i.e. PIC) implement a USB device port, and a serial port, so a custom
> bridge that speaks the right bitrate over serial (and possibly knows a
> bit of the protocol) shouldn't be too bad.
>
> Anyone have any Atmel or PIC micro stuff laying around that talks 8192
> or 160bps ALDL?
>
>> Im considering this also. Im wondering if the best interface would be a
>> 12v wireless AP, one that runs linux that we can get into, and which has
>> an on board serial port that supports 8192baud which can be adapted to
>> talk aldl.
>
> Sounds complex but may be the easiest to implement because it uses
> off-the-shelf hardware rather than homebrew hardware.
>
> This screams for a dev. board of some small micro. ?Beagle Board comes
> to mind but I don't have one so I don't know if it has everything one
> would need.
>
> Jay Vessels
> 1982 Chevrolet S-10 Sport, 2.8V6 TBI
> 2006 Pontiac Solstice
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