Android list usb devices -

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hy out there try list usb devices connected android tablet. use https://play.google.com/store/apps/details?id=hu.sztupy.android.usbhostcontroller&hl=en check if device decteds usbkeyboard , yes on both tablets , tastatur working on both tablets. code looks like

  usbmanager musbmanager;      musbmanager = (usbmanager) getsystemservice(context.usb_service);         musbmanager.getdevicelist();           hashmap<string, usbdevice> devicelist = musbmanager.getdevicelist();          iterator<usbdevice> deviceiterator = devicelist.values().iterator();         this.outputtext.append(devicelist.size()+"geräte gefunden");         this.outputtext.append(musbmanager.tostring());         usbdevice device=null;         while(deviceiterator.hasnext()){             device = deviceiterator.next();               this.outputtext.append( device.getdevicename()+" vendorid: "+device.getvendorid()+"  productid"+device.getproductid()); }

the strange thing is, works on archos titanium hd doesnt work on fujitsu m532. doing wrong?

best regards


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