I believe he means you can't charge the tablet while using the OTG cable, and without some hacking, he's right. You can do the same thing with 'reverse tethering' through the normal USB interface/cable though. Never got far enough to make it work, but it looked like it would. Ir's on my list. :)
On Tuesday, November 22, 2016 at 6:12:53 AM UTC-5, Charles Steinkuehler wrote: > > I have both the power adapter and the USB OTG cable connected and it > works fine. What problem are you having? > > On 11/22/2016 4:27 AM, Sirius Wu wrote: > > I'm also trying to use tablet as a UI screen. But a tablet cannot be > powered and > > connected to BBB at the same time. > > Does anyone have a better idea? > > > > Charles Steinkuehler於 2016年11月22日星期二 UTC+8上午8時17分57秒寫道： > > > > I had an interesting experience today I thought I'd share. > > > > I'm working on a project that uses a bunch of HAL logic with an > > Android tablet for the UI (custom code, not haltalk or machinetalk) > > with communications over Ethernet. I don't really like wireless > links > > in general, so I grabbed a USB OTG (on-the-go) cable, hooked it to > my > > Android tablet, and plugged it into the USB client port on the > > BeagleBone (the port by the Ethernet connector). > > > > The Android tablet saw the USB Ethernet gadget interface on the > > BeagleBone, grabbed an IP address from the BBB DHCP server, and I > was > > able to seamlessly communicate with wires! > > > > I know most kids these days like their wireless, but I've always had > > better reliability (especially around motors) using wired links. > > > > If it matters, the tablet I was playing with is $35 from Walmart: > > > > > https://www.walmart.com/ip/RCA-Voyager-with-WiFi-7-Touchscreen-Tablet-PC-Featuring-Android-6.0-Marshmallow-Operating-System/53990885#about-item > > > < > https://www.walmart.com/ip/RCA-Voyager-with-WiFi-7-Touchscreen-Tablet-PC-Featuring-Android-6.0-Marshmallow-Operating-System/53990885#about-item> > > > > > > > > ...and the OTG cable was $3.15: > > > > > https://www.walmart.com/ip/Tripp-Lite-Micro-USB-to-OTG-Host-Adapter-Cable-USB-cable-5-pin-Micro-USB-Type-B-M-4-pin-USB-Type-A-F-5.9-in/40137908 > > > < > https://www.walmart.com/ip/Tripp-Lite-Micro-USB-to-OTG-Host-Adapter-Cable-USB-cable-5-pin-Micro-USB-Type-B-M-4-pin-USB-Type-A-F-5.9-in/40137908> > > > > > > > > ...which makes for a pretty inexpensive multi-touch UI screen! > > > > Just a fun hack I thought might help someone else! > > > > -- > > Charles Steinkuehler > > [email protected] <javascript:> > > > > -- > > website: http://www.machinekit.io blog: http://blog.machinekit.io > github: > > https://github.com/machinekit > > --- > > You received this message because you are subscribed to the Google > Groups > > "Machinekit" group. > > To unsubscribe from this group and stop receiving emails from it, send > an email > > to [email protected] <javascript:> > > <mailto:[email protected] <javascript:>>. > > Visit this group at https://groups.google.com/group/machinekit. > > For more options, visit https://groups.google.com/d/optout. > > > > > -- > Charles Steinkuehler > [email protected] <javascript:> > -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. Visit this group at https://groups.google.com/group/machinekit. For more options, visit https://groups.google.com/d/optout.
