On Mon, Oct 13, 2014 at 4:30 PM, Jason Noble <jason.noble...@gmail.com> wrote:
> > The purpose of my current experiments is to create a 16QAM transmitter and > receiver, with UDP sources/sinks, and using bladeRFx40's to > transmit/receive. > > I'm using Number sinks to check values at various points of my flowgraph. > If I use a constant source value of 1, a float input type to a Number sink > displays a "1", but a byte input type displays a "0". This is problematic > because I'm trying to troubleshoot the QAM demodulator which has an output > type of byte. > > I've got Number sinks throughout the flowgraph. The source, modulator, and > polyphase clock all output correct values for samples/symbols of "1111" but > the demodulator is giving outputs of "0". > > Are these bugs, or am I doing something wrong? > Also, I tried replacing the QAM mod/demod blocks with 8PSK blocks and > still have the save problem. > > Thanks in advance for any assistance. > Yeah, this was a bug. Looks like a very stupid mistake on my part. I've pushed a fix that mostly works, but we can't really fix it without breaking the api. It should work fine now for char, short, and float inputs. There's a note in the block's documentation about this. Tom
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