[USRP-users] ZPU Interrupt Service Routine(ISR)

Neel Pandeya neel.pandeya at ettus.com
Tue Apr 21 11:07:07 EDT 2015


Hello Mojtaba Rostami:

The third generation ZPU firmware does not use IRQs. The IRQ signal is
hard-wired to 1'b0 in Verilog. For examples on how to use the PIC, you can
look at the USRP2 firmware files in uhd/firmware/usrp2/lib/pic.{h,c} (see
the links below).

https://github.com/EttusResearch/uhd/blob/master/firmware/usrp2/lib/pic.c
https://github.com/EttusResearch/uhd/blob/master/firmware/usrp2/lib/pic.h

Which USRP are you using??

--Neel
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