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DKirv's avatar
DKirv
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5 years ago

No trigger in Signal tap

I have a simple SPI connection between my FPGA and a Raspberry pi. In signal tap, I am looking at a clk, data pin, and an enable pin. I also have a counter signal so I can tell where I am. My trigge...
DKirv's avatar
DKirv
Icon for New Contributor rankNew Contributor
5 years ago

Here is a picture of my screen. At this point, I read data form the FPGA to R Pi. However, Signal tap will not catch the data.

sstrell's avatar
sstrell
Icon for Super Contributor rankSuper Contributor
5 years ago

The status says "Waiting for trigger". That means the enable signal is not transitioning. The storage qualifier has nothing to do with it. It might be best to turn the storage qualifier off for now and figure out why the trigger is not happening.