Jeff, Yes. For ATR to put that line high on TX, the value should be 1 as you noted.
Sam Reiter Ettus Research On Tue, Jan 7, 2020 at 1:12 PM Jeff S via USRP-users < usrp-users@lists.ettus.com> wrote: > Relating to the description of the GPIO: > https://files.ettus.com/manual/page_gpio_api.html > > > > Should the code example on this page, which has the following code: > > > > // finally, let's set up GPIO6 as we described above > > usrp_x300->set_gpio_attr("FP0", "ATR_0X", 0, AMP_GPIO_MASK); > > usrp_x300->set_gpio_attr("FP0", "ATR_RX", 0, AMP_GPIO_MASK); > > *usrp_x300->set_gpio_attr("FP0", "ATR_TX", 0, AMP_GPIO_MASK);* > > usrp_x300->set_gpio_attr("FP0", "ATR_XX", 0, AMP_GPIO_MASK); > > > > actually be: > > > > // finally, let's set up GPIO6 as we described above > > usrp_x300->set_gpio_attr("FP0", "ATR_0X", 0, AMP_GPIO_MASK); > > usrp_x300->set_gpio_attr("FP0", "ATR_RX", 0, AMP_GPIO_MASK); > > > *usrp_x300->set_gpio_attr("FP0", "ATR_TX", 1, AMP_GPIO_MASK); // Should > it be a 1? * > > usrp_x300->set_gpio_attr("FP0", "ATR_XX", 0, AMP_GPIO_MASK); > > > > for setting up GPIO6 to be high only when transmitting? If not, then I'm > not understanding what the code is really doing to get GPIO6 to be high > when transmitting. > > > Thx. > > Jeff > > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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