On Thu, Jul 17, 2008 at 03:12:29PM -0500, Ketan Mandke wrote:
> Hi,
> 
> Is there any way to do automatic transmit/receive switching with the
> inband code? I understand how the auto t/r switching in the legacy
> code worked (i.e. transmit mode was enabled whenever there was data in
> the transmit FIFO). My group has been hacking the inband code so that
> we can utilize the inband interface through a python wrapper. This
> allows us to reuse the daughterboard code (e.g. db_base.py,
> db_flexrf.py, etc.). We are now able to successfully send samples or
> receive samples, but we were not able to get the auto t/r switching
> working. We tried to use the db.set_auto_tr() method on the
> daugthboard object db (from the method in db_flexrf.py). Although
> calling set_auto_tr(True) did not adversely impact the transmitter
> operation, the receive operation was completely nulled out. That is,
> the received samples were all nearly zero. We got the receiver to work
> by calling set_auto_tr(False). Any thoughts?
> 

Hi Ketan!

I can't think of any reason that auto t/r shouldn't work with the
inband code... unless some control signal that it needs wasn't
connected to the master_control module in the inband case.

Eric


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