From fc138381ee4bd8d191795230b7447071a85e1f28 Mon Sep 17 00:00:00 2001 From: Nick Foster Date: Wed, 19 Jan 2011 17:16:37 -0800 Subject: master: fixed N210 analog ADC gain to "on" to fix RFX noise issue --- host/lib/usrp/usrp2/codec_ctrl.cpp | 3 ++- host/lib/usrp/usrp2/codec_impl.cpp | 4 ++-- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/host/lib/usrp/usrp2/codec_ctrl.cpp b/host/lib/usrp/usrp2/codec_ctrl.cpp index 4f2cd88bb..3a34afe11 100644 --- a/host/lib/usrp/usrp2/codec_ctrl.cpp +++ b/host/lib/usrp/usrp2/codec_ctrl.cpp @@ -74,6 +74,7 @@ public: //_ads62p44_regs.decimation = DECIMATION_DECIMATE_1; _ads62p44_regs.power_down = ads62p44_regs_t::POWER_DOWN_NORMAL; this->send_ads62p44_reg(0x14); + this->set_rx_analog_gain(1); break; case usrp2_iface::USRP_NXXX: break; @@ -151,7 +152,7 @@ public: switch(_iface->get_rev()){ case usrp2_iface::USRP_N200: case usrp2_iface::USRP_N210: - _ads62p44_regs.coarse_gain = gain ? ads62p44_regs_t::COARSE_GAIN_3_5DB : ads62p44_regs_t::COARSE_GAIN_0DB; + _ads62p44_regs.coarse_gain = ads62p44_regs_t::COARSE_GAIN_3_5DB;//gain ? ads62p44_regs_t::COARSE_GAIN_3_5DB : ads62p44_regs_t::COARSE_GAIN_0DB; this->send_ads62p44_reg(0x14); break; diff --git a/host/lib/usrp/usrp2/codec_impl.cpp b/host/lib/usrp/usrp2/codec_impl.cpp index e417bc340..8299ce0a6 100644 --- a/host/lib/usrp/usrp2/codec_impl.cpp +++ b/host/lib/usrp/usrp2/codec_impl.cpp @@ -30,7 +30,6 @@ using namespace boost::assign; //this only applies to USRP2P static const uhd::dict codec_rx_gain_ranges = map_list_of - ("analog", gain_range_t(0, float(3.5), float(3.5))) ("digital", gain_range_t(0, float(6.0), float(0.5))) ("digital-fine", gain_range_t(0, float(0.5), float(0.05))); @@ -127,11 +126,12 @@ void usrp2_mboard_impl::rx_codec_set_gain(float gain, const std::string &name){ assert_has(codec_rx_gain_ranges.keys(), name, "codec rx gain name"); _codec_rx_gains[name] = gain; - +/* if(name == "analog") { _codec_ctrl->set_rx_analog_gain(gain > 0); //just turn it on or off return; } +*/ if(name == "digital") { _codec_ctrl->set_rx_digital_gain(gain); return; -- cgit v1.2.3