Kumar

Comments

• Jones, The SDRAM driver worked just as good for the LogiBone 1.5.1.   Thanks for your input. -Kumar

  in SDRAM Controller for LogiBone 1.5.1 Comment by Kumar December 2015
• Thanks Jones.  I did noticed the logi-sdram-test project earlier and the source codes looked like it was meant for LogiBone 1.0 that used the SDRAM MT48LC16M16A2.  I wasn't sure if there is an updated sdram controller for the LogiBone 1.5.1. Thank…

  in SDRAM Controller for LogiBone 1.5.1 Comment by Kumar November 2015
• Thanks J,  the SPI comm works now.  I was getting around 700 kB/s transfer speed at 16 MHZ spi clock rate.

  in SPI Comm between LogiBone and BBB Comment by Kumar September 2015
• My UCF file on SPI connections is like this.  I've also attached the ucf file i'm using for your reference. NET "SYS_SPI_MISO"    LOC = "P82" | IOSTANDARD = LVTTL; NET "SYS_SPI_SCK"     LOC = "P70" | IOSTANDARD = LVTTL | CLOCK_DEDICATED_ROUTE = F…

  in SPI Comm between LogiBone and BBB Comment by Kumar September 2015
• The LOGI Bone Ubuntu image is from here, http://valentfx.com/doc/logi-image/logibone/logibone_150429_ubuntu-14.04-console-armhf-2014-08-13.img.zip

  in SPI Comm between LogiBone and BBB Comment by Kumar September 2015
• So I tried the suggestion Jonathan had but the SPI communication still failed.   Here is what I did: Modified the spi device to "/dev/spidev1.0" in file "logi-com-test/sw/logipi/wishbone_wrapper.c". Note that the hw hdl code is from "logi-com…

  in SPI Comm between LogiBone and BBB Comment by Kumar September 2015
• Thank you Jones and Piat for your inputs.  I'll try your suggestions and post an update.

  in SPI Comm between LogiBone and BBB Comment by Kumar September 2015