diff options
Diffstat (limited to 'host/lib/usrp/common')
| -rw-r--r-- | host/lib/usrp/common/ad9361_ctrl.cpp | 8 | ||||
| -rw-r--r-- | host/lib/usrp/common/ad9361_driver/ad9361_device.cpp | 3 | ||||
| -rw-r--r-- | host/lib/usrp/common/ad9361_driver/ad9361_device.h | 2 |
3 files changed, 4 insertions, 9 deletions
diff --git a/host/lib/usrp/common/ad9361_ctrl.cpp b/host/lib/usrp/common/ad9361_ctrl.cpp index 9c17a582d..f3ab36247 100644 --- a/host/lib/usrp/common/ad9361_ctrl.cpp +++ b/host/lib/usrp/common/ad9361_ctrl.cpp @@ -1,5 +1,5 @@ // -// Copyright 2012-2014 Ettus Research LLC +// Copyright 2012-2015 Ettus Research LLC // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by @@ -133,12 +133,6 @@ public: { boost::lock_guard<boost::mutex> lock(_mutex); - //warning for known trouble rates - if (rate > ad9361_device_t::AD9361_RECOMMENDED_MAX_CLOCK_RATE) UHD_MSG(warning) << boost::format( - "The requested clock rate %f MHz may cause slow configuration.\n" - "The driver recommends a master clock rate less than %f MHz.\n" - ) % (rate/1e6) % (ad9361_device_t::AD9361_RECOMMENDED_MAX_CLOCK_RATE/1e6) << std::endl; - //clip to known bounds const meta_range_t clock_rate_range = ad9361_ctrl::get_clock_rate_range(); const double clipped_rate = clock_rate_range.clip(rate); diff --git a/host/lib/usrp/common/ad9361_driver/ad9361_device.cpp b/host/lib/usrp/common/ad9361_driver/ad9361_device.cpp index c3eb5fb9d..8737837b3 100644 --- a/host/lib/usrp/common/ad9361_driver/ad9361_device.cpp +++ b/host/lib/usrp/common/ad9361_driver/ad9361_device.cpp @@ -79,8 +79,9 @@ int get_num_taps(int max_num_taps) { const double ad9361_device_t::AD9361_MAX_GAIN = 89.75; const double ad9361_device_t::AD9361_MAX_CLOCK_RATE = 61.44e6; -const double ad9361_device_t::AD9361_RECOMMENDED_MAX_CLOCK_RATE = 56e6; const double ad9361_device_t::AD9361_CAL_VALID_WINDOW = 100e6; +// Max bandwdith is due to filter rolloff in analog filter stage +const double ad9361_device_t::AD9361_RECOMMENDED_MAX_BANDWIDTH = 56e6; /* Program either the RX or TX FIR filter. * diff --git a/host/lib/usrp/common/ad9361_driver/ad9361_device.h b/host/lib/usrp/common/ad9361_driver/ad9361_device.h index a242f35e9..0c7a7e4f7 100644 --- a/host/lib/usrp/common/ad9361_driver/ad9361_device.h +++ b/host/lib/usrp/common/ad9361_driver/ad9361_device.h @@ -132,8 +132,8 @@ public: //Constants static const double AD9361_MAX_GAIN; static const double AD9361_MAX_CLOCK_RATE; - static const double AD9361_RECOMMENDED_MAX_CLOCK_RATE; static const double AD9361_CAL_VALID_WINDOW; + static const double AD9361_RECOMMENDED_MAX_BANDWIDTH; private: //Methods void _program_fir_filter(direction_t direction, int num_taps, boost::uint16_t *coeffs); |