Errata: In the "MATLAB Configuration section", "ubuntu" should be lower case: Username: "ubuntu", and Build Directory "/home/ubuntu".
The Google groups spell checker capitalized them on me even though I typed them in lower case. And there's no option to edit the original post, all I can do is reply to it. -Kevin On Monday, December 30, 2013 8:30:51 PM UTC-8, kevind wrote: > I have MATLAB / Simulink working with BeagleBone Black. I'm > posting the instructions here in case anyone else might find it useful. > I'm using it with the audio cape, so these instructions include how to > make the alsa sound Simulink blocks work. I haven't tried using HDMI audio; > if you want to do that it might require a different alsa configuration. > > *BeagleBone Black Configuration:* > > You'll need to boot your BeagleBone to Ubuntu with a current image, > anything prior to kernel 3.8.13-bone31 won't work with the Audio Cape. > > I used this one for uSD card: > https://rcn-ee.net/deb/microsd/saucy/BBB-ubuntu-13.10-2013-12-17-4gb.img.xz > and this one for eMMC: > > https://rcn-ee.net/deb/flasher/saucy/BBB-eMMC-flasher-ubuntu-13.10-2013-12-17-2gb.img.xz > > decompress with 7zip, and write to uSD card with Win32 Disk Imager: > *http://sourceforge.net/projects/win32diskimager/files/latest/download*<http://sourceforge.net/projects/win32diskimager/files/latest/download> > > Boot to the SD card (requires holding down the button near the uSD card > slot while applying power). > If you use the eMMC flasher, wait 10 minutes until LEDs all come on > steady, then reboot without the uSD card. > > # create a swap file (I used 512MB for booting from internal eMMC, use > larger if booting from uSD card) > sudo su > mkdir -p /var/cache/swap/ > dd if=/dev/zero of=/var/cache/swap/swapfile bs=1M count=512 > chmod 0600 /var/cache/swap/swapfile > mkswap /var/cache/swap/swapfile > swapon /var/cache/swap/swapfile > # set the swap file to load on boot by adding an entry to /etc/fstab: > nano /etc/fstab > > /var/cache/swap/swapfile none swap sw 0 0 > # install required packages > apt-get update > apt-get install build-essential libsdl1.2-dev mplayer espeak alsa-utils > wget -P /var/lib/alsa > http://beagleboardtoys.info/files/BeagleBoneAudio/asound.state > > # set up build environment > mv /usr/include/sys/asoundlib.h /usr/include/arm-linux-gnueabihf/sys > rmdir /usr/include/sys > ln -s /usr/include/arm-linux-gnueabihf/sys /usr/include/sys > ln -s /usr/include/arm-linux-gnueabihf/asm /usr/include/asm > ln -s /usr/include/arm-linux-gnueabihf/bits /usr/include/bits > ln -s /usr/include/arm-linux-gnueabihf/gnu /usr/include/gnu > > # test sound output if using the audio cape > # run alsamixer, and crank up the levels on "PCM" and "HP DAC", or you > won't hear anything > alsamixer > # test that sound comes out, run 2X because sound ramp-up is delayed > aplay /usr/share/sounds/alsa/Front_Left.wav > aplay /usr/share/sounds/alsa/Front_Right.wav > # test with mp3 file if you have one > mplayer xxxxxxxx.mp3 > > > *MATLAB Configuration:* > > 1) install the BeagleBoard target. For R2012A/B, run "targetinstaller". > > 2) run "xmakefilesetup" > > For R2012B, set "Template" to "gmake_remotebuild" & "Configuration" to > "LinuxRemoteBuild" > For R2012A, set "Template" to "beagleboardgmake" and "Configuration" to > "BeagleBoard" > > On the "Compiler" tab, set "Arguments" to "-c -mfloat-abi=hard" > > 3) in your Simulink model, select "Tools -> Run On Target Hardware -> > Options" > > Select "Run On Target Hardware", then: > > "Target Hardware" is "BeagleBoard" > > "Enable External mode" should be checked, and port set to "17725" > > For "Host name", enter the IP address of your BeagleBone > For "User name", enter "Ubuntu" > For "Password", enter "temppwd" (or current password if you changed it) > For "Build Directory", enter "/home/Ubuntu" > > 3) In your Simulink model, if you use the ALSA audio blocks, leave the > device name set to 'default' > > > 4) Run your model using "Tools -> Run On Target Hardware -> Run" > > MATLAB will generate C code from your Simulink model, send it to the > BeagleBone, build the code on the BeagleBone, then run the code on the > BeagleBone. You can adjust parameters in your model while it runs > (i.e. move a slider or type in a new value), and the new values will be > sent to the BeagleBone. > > > > > -- 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
