John, We have been using 32 and 64 bit pa_wavplay for 24 channels for quite a while now. It is especially useful due to its use of ASIO low latency drivers that come with most high end sound cards and it support standard windows drivers also. http://www.mathworks.com/matlabcentral/fileexchange/47336-pa-wavplay-for-32-bit-and-64-bit I hope this helps, Best regards, Sam =========================================== Samuel Gordon, B.S.E.E. Research Biomedical Engineer National Center for Rehabilitative Auditory Research Portland, Oregon 503-220-8262 x53231 This document is intended for the exclusive use of the recipient(s) named above. It may contain sensitive information that is protected, privileged, or confidential, and should not be disseminated, distributed, or copied to persons not authorized to receive such information. Unless otherwise noted, this communication represents the views of the sender and not necessarily those of the VA or NCRAR. If you are not the intended recipient or feel you have received this document in error, please notify the sender immediately and destroy the original. From: AUDITORY - Research in Auditory Perception [mailto:AUDITORY@xxxxxxxxxxxxxxx] On Behalf Of John Culling Dear all, We have been using Playrec for doing multichannel continous i/o in Matlab, but, as I understand it, Playrec is no longer supported and will not be available for 64-bit Matlab. 32-bit Matlab is also being withdrawn, so we are looking for another solution. There appear to be two. The DSP toolbox has facilities for multichannel continuous play and record. I have had some success with this already. The Data Acquisition toolbox also seems to have multichannel continuous play and record. There seems to be more extensive documentation about this. Does anyone know… 1) whether we need to switch systems (i.e. is playrec still usable somehow with 64-bit Matalb)? 2) what the differences are between the DSP and Data Acquisition toolbox solutions? Which is easier or more flexible or more likely to have long-term support? John.
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