Phil's book is pretty awesome. I'm really enjoying it. I tried to boil down a bit what I did in Chicago with the presentation at http://beagleboard.org/pru, but I still have a long way to go to make things easy. I did get a room full of fairly new people blinking LEDs with the PRUs though.
On Fri, Oct 31, 2014 at 1:46 PM, Philip Polstra <[email protected]> wrote: > Just wanted to add my book > http://store.elsevier.com/Hacking-and-Penetration-Testing-with-Low-Power-Devices/Philip-Polstra/isbn-9780128007518/ > to the list from Jason's presentation (it came out after his > presentation). In addition to the hacking stuff, there are chapters on > using XBee/ZigBee to remotely control the BBB, power requirements, and > developing your own Linux distro. Those developing real time and/or > robotics projects on the BBB might find the information useful. > > On Fri, Oct 31, 2014 at 1:00 PM, Bill Gray <[email protected]> wrote: > >> Hello All! >> >> I've recently begun digging into the PRU for a realtime project that I am >> working on. >> >> I have found tons of helpful information out there, and I am now up and >> running with PRU programming! Yay! >> >> One of the great resources I've found was this video of Jason Kridner >> talking about BBB in general and PRU programming in general. It really >> helped me to understand what is going on and where things are headed (like >> why omap_mux is gone among other things) >> >> >> http://www.adafruit.com/blog/2014/07/01/real-time-programming-with-beaglebone-prus-by-jason-kridner-at-chicago-hackerspace-ps1-beagleboneblack-txinstruments-beagleboardorg/ >> >> Presentation slides at this link... >> >> http://beagleboard.org/static/PumpingStationOne20140628_Real-timeProgrammingWithBeagleBonePRUs.pptx.pdf >> >> In this video, and in the accompanying slides Jason mentions that there >> are some I/O pins that are specially configured to provide low latency I/O >> to the PRU. Since I only need 12 pins for my project, I would like to use >> these pins exclusively. >> >> I'm wondering if there is some special way that one needs to access them >> in order to get this low latency, or if they should be accessed through the >> same registers as "normal" gpio pins? By the normal registers I mean... >> >> GPIO_DATAIN >> GPIO_DATAOUT >> GPIO_CLEARDATAOUT >> GPIO_SETDATAOUT >> >> Thanks so much. >> >> Bill >> >> >> >> >> -- >> 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]. >> 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]. > 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]. For more options, visit https://groups.google.com/d/optout.
