Hey Jeff, Could you give this a shot on 3.15.0.0 and let me know the results? Based on that output, the issue looks confined to ATR but it's not something I've seen reported up to this point.
If 3.15.0.0 shows this issue as well, I'll reproduce it on my end and get a bug filed. Sam Reiter Ettus Research On Fri, Dec 20, 2019 at 10:19 AM Jeff S via USRP-users < usrp-users@lists.ettus.com> wrote: > I built the UHD example, gpio.cpp (no modifications), and ran it on my > N310 to start experimenting with the GPIO. It returned with two failures: > > Testing ATR TX output...fail: > Bit 2 should be set, but is not > Bit 10 9 8 7 6 5 4 3 2 1 0 > CTRL: 0 0 0 0 0 0 0 1 1 1 1 > DDR: 0 0 0 0 0 0 1 1 1 1 1 > ATR_0X: 0 0 0 0 0 0 0 0 0 0 1 > ATR_RX: 0 0 0 0 0 0 0 0 0 1 0 > ATR_TX: 0 0 0 0 0 0 0 0 1 0 0 > ATR_XX: 0 0 0 0 0 0 0 1 0 0 0 > OUT: 0 0 0 0 0 0 0 0 0 0 0 > READBACK: 1 1 1 1 1 1 0 0 0 0 1 > > Testing ATR full duplex output...fail: > Bit 3 should be set, but is not > Bit 10 9 8 7 6 5 4 3 2 1 0 > CTRL: 0 0 0 0 0 0 0 1 1 1 1 > DDR: 0 0 0 0 0 0 1 1 1 1 1 > ATR_0X: 0 0 0 0 0 0 0 0 0 0 1 > ATR_RX: 0 0 0 0 0 0 0 0 0 1 0 > ATR_TX: 0 0 0 0 0 0 0 0 1 0 0 > ATR_XX: 0 0 0 0 0 0 0 1 0 0 0 > OUT: 0 0 0 0 0 0 0 0 0 0 0 > READBACK: 1 1 1 1 1 1 0 0 0 0 1 > > 2 tests failed > > Done! > > > Is this something that I should be concerned about? > > If I compile and run the same example with my X310, everything passes. > > Here's the uhd_config_info --print-all from my N310: > > UHD 3.14.1.1-0-g0347a6d8 > Build date: Thu, 26 Sep 2019 01:26:32 > C compiler: GNU 7.3.0 > C++ compiler: GNU 7.3.0 > C flags: -DHAVE_CONFIG_H -DUHD_LOG_MIN_LEVEL=1 -DUHD_LOG_CONSOLE_LEVEL=2 > -DUHD_LOG_FILE_LEVEL=2 -DUHD_LOG_CONSOLE_COLOR -DHAVE_LIBER > IO -march=armv7-a -marm -mfpu=neon -mfloat-abi=hard -mcpu=cortex-a9 > --sysroot=/home/oe-builder/build/tmp-glibc/work/cortexa9hf-neon > -oe-linux-gnueabi/uhd/3.14.1.1-r1/recipe-sysroot -O2 -pipe -g > -feliminate-unused-debug-types -fdebug-prefix-map=/home/oe-builder/bu > ild/tmp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi/uhd/3.14.1.1-r1=/usr/src/debug/uhd/3.14.1.1-r1 > -fdebug-prefix-map=/home/oe-build > er/build/tmp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi/uhd/3.14.1.1-r1/recipe-sysroot= > -fdebug-prefix-map=/home/oe-builder/build/t > mp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi/uhd/3.14.1.1-r1/recipe-sysroot-native= > -march=armv7-a -marm -mfpu=neon -mfloat-abi= > hard -mcpu=cortex-a9 > > --sysroot=/home/oe-builder/build/tmp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi/uhd/3.14.1.1-r1/recipe-sysroo > t > C++ flags: -DHAVE_CONFIG_H -DUHD_LOG_MIN_LEVEL=1 -DUHD_LOG_CONSOLE_LEVEL=2 > -DUHD_LOG_FILE_LEVEL=2 -DUHD_LOG_CONSOLE_COLOR -DHAVE_LIB > ERIO -march=armv7-a -marm -mfpu=neon -mfloat-abi=hard -mcpu=cortex-a9 > --sysroot=/home/oe-builder/build/tmp-glibc/work/cortexa9hf-ne > on-oe-linux-gnueabi/uhd/3.14.1.1-r1/recipe-sysroot -O2 -pipe -g > -feliminate-unused-debug-types -fdebug-prefix-map=/home/oe-builder/ > build/tmp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi/uhd/3.14.1.1-r1=/usr/src/debug/uhd/3.14.1.1-r1 > -fdebug-prefix-map=/home/oe-bui > lder/build/tmp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi/uhd/3.14.1.1-r1/recipe-sysroot= > -fdebug-prefix-map=/home/oe-builder/build > /tmp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi/uhd/3.14.1.1-r1/recipe-sysroot-native= > -fvisibility-inlines-hidden -march=armv7-a > -marm -mfpu=neon -mfloat-abi=hard -mcpu=cortex-a9 > > --sysroot=/home/oe-builder/build/tmp-glibc/work/cortexa9hf-neon-oe-linux-gnueabi > /uhd/3.14.1.1-r1/recipe-sysroot -fvisibility=hidden > -fvisibility-inlines-hidden > Enabled components: LibUHD, LibUHD - C API, Examples, Utils, Tests, > LIBERIO, USB, GPSD, MPMD, N300, N320, E320 > Install prefix: /usr > Boost version: 1.66 > Libusb version: 1.0.23 > Package path: /usr > Images directory: /usr/share/uhd/images > ABI version string: 3.14.1 > > Thanks, > 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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