Shadowdash and USB

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George B.
MS/Extra Newbie
Posts: 3
Joined: Tue Aug 12, 2014 6:12 am

Shadowdash and USB

Post by George B. »

Hi Everyone,

I've just started playing with shadowdash and MS so I am a novice at best. I tried searching and didn't find a conclusive answer. I Have an MS2 and shadowdash beta 1.27. I am attempting to get a dash working for my project and so far I have had little luck getting the Shadowdash to connect through USB.

I am trying to use an Azpen A700 tablet. It was dirt cheap and doesn't have bluetooth. It also doesn't have GPS, which obviously won't do for a dashboard if I need a speedo, but I thought I'd try to get it working anyway. So I hooked it up with a prolific RS232 to USB adapter made by Dynex (DX-UBDB9), a short USB to Micro USB adapter and the Azpen A700. All I would get is a message saying that it was connected, but paused. I tried the same set-up except with my wife's galaxy s4 and got the exact same results.

I double checked that my MS2 was actually working, hooked it back up to tunerstudio with the same RS232/USB adapter and it worked fine. Then I thought this cheap tablet might not support OTG. I couldn't find any specs so I used OTG helper or something and it claimed it did support it, so I tried again, same results.

This morning I loaded MSdroid on the cheap A700 tablet and it worked! I guess this proves that it is OTG compatible and in theory Shadow Dash should work, but what am I missing? I'd prefer to use shadow dash if it will work.
LT401Vette
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Re: Shadowdash and USB

Post by LT401Vette »

So I hooked it up with a prolific RS232 to USB adapter made by Dynex (DX-UBDB9)
I would stick with an FTDI cable on Android. The prolific drivers have been very flaky between versions.
Phil Tobin
EFI Analytics, helping to simplify EFI
Next Generation tuning software.
Supporting all MegaSquirt versions and firmwares.
http://www.TunerStudio.com
http://www.efiAnalytics.com/MegaLogViewer/
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chango de naranjito
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Re: Shadowdash and USB

Post by chango de naranjito »

LT401Vette wrote:
So I hooked it up with a prolific RS232 to USB adapter made by Dynex (DX-UBDB9)
I would stick with an FTDI cable on Android. The prolific drivers have been very flaky between versions.

What FTDI cable?
Frank Racing,Naranjito Puerto Rico,installations and tuning solutions
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LT401Vette
Super MS/Extra'er
Posts: 12731
Joined: Sat Jul 16, 2005 8:07 am
Location: Moorseville, NC
Contact:

Re: Shadowdash and USB

Post by LT401Vette »

Any regular RS232 to USB cable that uses the ftdi chipset instead of a prolific chipset.

One like this:
http://www.efianalytics.com/products/usbSerialFtdi.html
Phil Tobin
EFI Analytics, helping to simplify EFI
Next Generation tuning software.
Supporting all MegaSquirt versions and firmwares.
http://www.TunerStudio.com
http://www.efiAnalytics.com/MegaLogViewer/
Support the firmware running your engine:
http://www.msextra.com/doc/donations.html
George B.
MS/Extra Newbie
Posts: 3
Joined: Tue Aug 12, 2014 6:12 am

Re: Shadowdash and USB

Post by George B. »

I ordered one today, should have it tomorrow. It is a cable made by FTDI so hopefully it will work.
George B.
MS/Extra Newbie
Posts: 3
Joined: Tue Aug 12, 2014 6:12 am

Re: Shadowdash and USB

Post by George B. »

I received my new FTDI cable today and it works great. So just to let others know, this is the stuff I am using and and can confirm that it all works together.

Azpen A700 Tablet
USB-A to USB-Micro adapter
Chipi-X10 RS232 to USB cable
Shadowdash Beta 1.27

It closed the connection after 3 minutes with the beta software. Is that correct? I can understand for demos, but kind hard to test it 3 min at a time in Beta.
LT401Vette
Super MS/Extra'er
Posts: 12731
Joined: Sat Jul 16, 2005 8:07 am
Location: Moorseville, NC
Contact:

Re: Shadowdash and USB

Post by LT401Vette »

It closed the connection after 3 minutes with the beta software. Is that correct? I can understand for demos, but kind hard to test it 3 min at a time in Beta.
Nope, the beta should be fully functional. It sounds like it is not seeing an EFI Analytics Registration.
Are you registered through EFI Analytics or was it from Google Play? I will put 1.27 out for Google beta users.
Phil Tobin
EFI Analytics, helping to simplify EFI
Next Generation tuning software.
Supporting all MegaSquirt versions and firmwares.
http://www.TunerStudio.com
http://www.efiAnalytics.com/MegaLogViewer/
Support the firmware running your engine:
http://www.msextra.com/doc/donations.html
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