getting back 'to-list'
On Tue, Aug 23, 2016 at 05:18:53AM -0700, J Mo wrote: > > There is another picture of that Compex board here: > > http://i.ebayimg.com/images/g/TpoAAOSwNphWXbWG/s-l1600.jpg > > Oh and sorry for taking this off-list. I just forgot to reply > properly. If we ever figure it out we can post it back there. > > > > http://i.ebayimg.com/images/g/TpoAAOSwNphWXbWG/s-l1600.jpg > > That image is of the Compex ap148 again. > > I2C? I don't think so, but I have no clue what it might be. > > I seem to remember seeing a second UART in the linux bootup logs > when the system was working and figured that was it. > > > > > On 08/23/2016 05:13 AM, Jiri Kastner wrote: > >still it should be usb in peripheral mode. > >but same like in jtag connector, there should be something unsoldered. > > > >pin2 and pin7 looks like d+ and d- > > > >http://www.beyondlogic.org/usbnutshell/usb2.shtml > > > > > >On Tue, Aug 23, 2016 at 04:51:59AM -0700, J Mo wrote: > >>pin 2 = 0.1V > >>pin 7 = 3.3V > >> > >> > >> > >> > >>On 08/23/2016 04:49 AM, Jiri Kastner wrote: > >>>on which pins is what voltage? > >>> > >>>On Tue, Aug 23, 2016 at 02:09:12AM -0700, J Mo wrote: > >>>>I do not think it is for USB. USB is 5V and I'm only seeing 3.3V out > >>>>of this. That level shifter can do 5V, but it isn't. Also, the 3.3V > >>>>and the 0.1V I did read are on pins that don't make sense for a USB. > >>>> > >>>> > >>>> > >>>>On 08/23/2016 01:00 AM, Jiri Kastner wrote: > >>>>>is there chance that it should be usb? > >>>>> > >>>>>ipq8064 will differ from apq8064 by amount of cores, missing gpu/vpu > >>>>>parts > >>>>>but probably modem core (hooked to usb) should be there. > >>>>>cortex-a7 based core is responsible for bringing up krait complex. > >>>>>when device is bricked, on usb is seen Qualcomm HS-USB QDLoader. > >>>>> > >>>>>those yellow usb3 ports seems to be in host mode, not device mode. > >>>>> > >>>>> > >>>>> > >>>>>On Mon, 22 Aug 2016 22:37:00 -0700, J Mo wrote: > >>>>> > >>>>>>On 08/22/2016 06:08 AM, Jiri Kastner wrote: > >>>>>>>do you have chance to check if on jp1 is something like uart. > >>>>>>>and jp12 usb? > >>>>>>Sorry I missed that question before. > >>>>>> > >>>>>>JP1 is the primary UART at ttl/3.3V. I was previously getting my u-boot > >>>>>>console there and it worked fine. > >>>>>> > >>>>>>I am not sure what JP12 is yet, or what it would have been. It might be > >>>>>>a second UART, though I'm not sure why they would put one on there. I'm > >>>>>>seeing 0.1V on pin 2 and then 3.3V on pin 7, but I never got a chance to > >>>>>>try using it before I wrecked it. > >>>>>> > >>>>>> > >>>>>> > >>>>>>------------------------------------------------------------------------------ > >>>>>------------------------------------------------------------------------------ > >>>>>_______________________________________________ > >>>>>OpenOCD-devel mailing list > >>>>>[email protected] > >>>>>https://lists.sourceforge.net/lists/listinfo/openocd-devel >
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