In your last example, it should be
usrp->set_gpio_attr("FP0", "OUT", 0xFFF , 0xFFF);
The third parameter should also be a mask.
Will Haftel via USRP-users <usrp-users@lists.ettus.com> 于2024年11月21日周四
05:38写道：
> This doesn’t quite work for me - in the last example I gave, I try using 1
> mask to set all of the bits high but still only pin 0 is set. I am able to
> control all of the pins using ATR, but am not sure why the manual api isn’t
> giving me the same results.
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