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thesals
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(Last edited by thesals; 8th January 2011 at 03:35 AM.) Reason: typo
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Default [Q] Serial Adapter

Anyone know of a micro USB to RS232 Serial adapter?
or for that matter if the Epic can be used in USB Host mode?

My goal, is the be able to use my Epic 4G to run a terminal link to some control boards using ZiLog Z8F processors, I work a job as a field technician on energy management controls. Currently I lug a net book around to flash and terminal into the controls.

If I could do the same without having to drag my net book with the rest of my tools, that would be incredibly awesome for me, I'm always trying to find ways to minimalism the amount of gear I have to carry from my truck to the boiler room.

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Koadic
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The only thing I have seen that comes close to what you are asking is this thread in the dev section: http://forum.xda-developers.com/showthread.php?t=833373

I dont have any information other than the link, but thought I would at least point it out.
 
thesals
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Thanks, at least now I know where to ask questions and pick peoples brains!
 
tmspyder
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(Last edited by tmspyder; 10th January 2011 at 08:42 PM.)
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If you could find the appropriate cord and drive it from your epic.
I used this back in the day (not from a phone) when I lacked a RS232 port on my devices...
I have seen adapters that would likely drop the usb to micro easily enough but.. thats the least of the difficulty

http://www.newegg.com/Product/Produc...PAN-_-12999081

really not sure if it could even make this work from an epic, lacking any readily available drivers though.


 
gogee
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Quote:
Originally Posted by thesals View Post
Anyone know of a micro USB to RS232 Serial adapter?
or for that matter if the Epic can be used in USB Host mode?
If you can relax your requirement for USB, then use IOGear RS-232 Bluetooth Serial Adapter (model GBS301). I use this along with the app BlueTerm on the market. Works for all of my RS232 needs.

Greg
 
n0esc
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http://www.bb-elec.com/

Might be worth a shot. I didn't see anything looking quick, but I know they have lots of different options and if all else fails custom build components as well.
 
bitbang3r
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A USB serial adapter won't work with the stock rom (or any custom rom not implementing usb host/otg).

In theory, it's possible to repurpose the usb port's pins as gnd, txd, rxd, and a resistor of specific value that tells the phone to electrically route their signals to pins on the SOC chip with txd & rxd functions at nonstandard voltage levels, but I'm not aware of anyone who's literally gotten it to work on the Epic, yet.

Note that serial via this method has *nothing* to do with usb; it's just temporarily repurposing the pins & connector for serial use.

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