Hi William, Thank You for this very useful link. I am already familiar with Device Tree and Cape Manager. This link would be very helpful when I am starting my work. I shall use the same thread for further help from the community.
Thanks & Regards, Sajeevan.K On Saturday, July 1, 2017 at 10:45:36 AM UTC+5:30, William Hermans wrote: > > I'm kind of late to the post here but I remember Tom King doing some work > maybe for a cape years ago, So, I did a quick search, and found this post. > Maybe some useful information for you ? > https://groups.google.com/forum/#!category-topic/beagleboard/gpmc/QENqyIYTlO0 > > On Fri, Jun 30, 2017 at 9:47 PM, sajeevan k <[email protected] > <javascript:>> wrote: > >> Hi Gerald and Jason, >> >> Thank You for the reply. >> I got doubt because GPMC_AX lines were utilized for some other purposes. >> So first I thought that BBB is not designed to have external parallel >> interface. But later I found that GPMC_AD0-AD16 are freely available and >> with ALE signal, Data and Address bus can be multiplexed. >> >> >> >> >> Also I think, even though AD0-AD7 lines are connected to MMC1, since >> Address, Data lines may be connected to many devices, and one particular >> device will be selected only when its CS signal is active, there won't be >> any issues. >> >> >> >> Thank You very much. >> >> >> Thanks & Regards, >> Sajeevan.K >> >> >> On Friday, June 30, 2017 at 5:56:23 PM UTC+5:30, Jason Kridner wrote: >>> >>> There is a peripheral called the GPMC -- general purpose memory >>> controller -- which is pretty good at SRAM-style interfaces. >>> >>> On Jun 30, 2017, at 7:46 AM, Gerald Coley <[email protected]> >>> wrote: >>> >>> It is feasible. >>> >>> >>> >>> Gerald >>> >>> >>> >>> *From:* [email protected] [mailto:[email protected]] *On >>> Behalf Of *sajeevan k >>> *Sent:* Thursday, June 29, 2017 11:48 PM >>> *To:* BeagleBoard <[email protected]> >>> *Subject:* [beagleboard] Re: DPRAM interface with BBB >>> >>> >>> >>> Hi all, >>> >>> Any comments about the feasibility of DPRAM interface with BeagleBone >>> Black will be highly appreciated? Please... >>> >>> >>> Thanks & Regards, >>> Sajeevan.K >>> >>> On Tuesday, June 27, 2017 at 1:59:51 PM UTC+5:30, sajeevan k wrote: >>> >>> Hi all, >>> >>> >>> >>> Is it possible to interface an Asynchronous DPRAM (with 16 address lines >>> and 16 data lines) with BBB? >>> >>> >>> >>> Is there any block diagram (circuit diagram), which shows the >>> connections, available? >>> >>> >>> >>> Can we use GPMC_ADO-GPMC-AD15 pins as Address and Data mux pins with >>> GPMC_ADVN_ALE? >>> >>> >>> >>> Also I think GPMC_Ax pins are not required, since we can use >>> Address-Data multiplexing with ALE signal. >>> >>> >>> >>> I think all the required pins are coming out in P8 connector. >>> >>> 1) GPMC_ADO-GPMC-AD15 >>> >>> 2) GPMC_ADVN_ALE >>> >>> 3) GPMC_WEN >>> >>> 4) GPMC_OEN_REN >>> >>> 5) GPMC_BE1N >>> >>> 6) GPMC_CSN0 >>> >>> >>> >>> But GMC_AD0-GPMC-AD7 are also connected to MMC1_D0 to MMC1_D7. Will this >>> cause any problem to the functoining of DPRAM? Or will the DPRAM >>> functioning cause any problem to MMC1. >>> >>> >>> >>> Have anybody interfaced DPRAM with BBB? Please share your experience. >>> >>> >>> >>> Thanks and Regards, >>> >>> Sajeevan.K >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "BeagleBoard" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/beagleboard/d01d7261-4cad-49b1-965f-4bc3a0e847c7%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/beagleboard/d01d7261-4cad-49b1-965f-4bc3a0e847c7%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "BeagleBoard" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/beagleboard/4bb8d3999eb34e8d8fff57fd094f9a3b%40winhexbeus11.winus.mail >>> >>> <https://groups.google.com/d/msgid/beagleboard/4bb8d3999eb34e8d8fff57fd094f9a3b%40winhexbeus11.winus.mail?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >>> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to the Google Groups >> "BeagleBoard" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/beagleboard/3dea8e8f-98c6-492e-ac15-df96fe45b56a%40googlegroups.com >> >> <https://groups.google.com/d/msgid/beagleboard/3dea8e8f-98c6-492e-ac15-df96fe45b56a%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/78d12200-d7bc-4694-8d32-569b4227684e%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
