Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision		Previous revision
tools:loefeeg:eegtaskpc [2025/10/30 11:48] – [Windows] willtools:loefeeg:eegtaskpc [2026/01/20 08:59] (current) – will
Line 1: Line 1:
 ====== Loeffler EEG Task PC ====== ====== Loeffler EEG Task PC ======
  
-Linux PC for running [[:tools:loefeeg#tasks]]+Linux PC for running [[:tools:loefeeg#tasks]], part of [[:tools:loefeeg]] 
 + 
 +===== Audio ===== 
 + 
 +Psychopy 2025 has mutli-audio issues? 
 +<code> 
 +pip show psychopy|grep Version # Version: 2025.2.1 
 +python3 ~/.venv/lib/python3.13/site-packages/psychopy/demos/coder/stimuli/soundStimuli.py 
 +#  
 +Expression 'ret' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1742 
 +Expression 'AlsaOpen( hostApi, parameters, streamDir, &pcm )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1774 
 +Exception ignored in: <function Stream.__del__ at 0x7f6d58a85940> 
 +Traceback (most recent call last): 
 +  File "/home/lncd/.venv/lib/python3.13/site-packages/psychtoolbox/audio.py", line 236, in __del__ 
 +    self.close() 
 +  File "/home/lncd/.venv/lib/python3.13/site-packages/psychtoolbox/audio.py", line 146, in close 
 +    raise err 
 +  File "/home/lncd/.venv/lib/python3.13/site-packages/psychtoolbox/audio.py", line 139, in close 
 +    PsychPortAudio('Close', self.handle) 
 +AttributeError: 'Stream' object has no attribute 'handle' 
 +</code> 
 + 
 +https://discourse.psychopy.org/t/error-with-auditory-stimuli-experiments/44921 
 + 
 +https://psychopy.org/api/sound/playback.html?_gl=1*16ntnq1*_ga*NzY0OTEzMjEuMTc2MTU5Nzc0OQ..*_ga_96LHQFPY1F*czE3NjE5NDAwMjQkbzgkZzEkdDE3NjE5NDA1NTMkajYwJGwwJGgw#:~:text=0%20%3A%20Latency%20not%20important&text=The%20advantage%20of%20this%20move,the%20same%20throughout%20the%20experiment
 ===== Video Card ===== ===== Video Card =====
-''GeForce GTX 760'' was pulled from the original task PC and put into the newest. <del>In the [[https://us.download.nvidia.com/XFree86/Linux-x86_64/535.261.03/README/supportedchips.html|supported list of cards]] for [[https://wiki.debian.org/NvidiaGraphicsDrivers#trixie-535|Version 535.261.03]] according to [[https://wiki.debian.org/NvidiaGraphicsDrivers#Debian-packaged_drivers|the debian wiki]]</del>. Kernel booted with 535 fails, errors with suggestion to use ''nvidia-legacy-390xx''. Booting that suggests adding ''ibt=off'', but that causes a kernel panic(?) or hang on Debian 13/sid. With the stock/open neuovo drivers, the card runs very hot and the fan is always on.+''GeForce GTX 760'' was pulled from the original task PC and put into the newest. <del>In the [[https://us.download.nvidia.com/XFree86/Linux-x86_64/535.261.03/README/supportedchips.html|supported list of cards]] for [[https://wiki.debian.org/NvidiaGraphicsDrivers#trixie-535|Version 535.261.03]] according to [[https://wiki.debian.org/NvidiaGraphicsDrivers#Debian-packaged_drivers|the debian wiki]]</del>. Kernel booted with 535 fails, errors with suggestion to use ''nvidia-legacy-390xx''. Booting that suggests adding ''ibt=off'', but that causes a kernel panic(?) or hang on Debian 13/sid. With the stock/open nouveau drivers, the card runs very hot and the fan is always on.
  
 <code> <code>
Line 82: Line 106:
 # [] # []
  
 +#### remove conflicting module!
 +/sbin/rmmod ftdi_sio
 +
 +python3 -c 'import pyxid2; print(pyxid2.get_xid_devices())'
 +# [<XidDevice "Cedrus RB-840">]
 +
 +## try to make permanent again
 +echo -e 'blacklist ftdisio\nblacklist lp' >  /etc/modprobe.d/blacklist-lp_ftdi.conf
 +echo -e 'blacklist ftdisio\nblacklist lp' >> /etc/modules-load.d/modules.conf # above didn't work. this did
 +/sbin/dpkg-reconfigure linux-image-$(uname -r)
 </code> </code>