From ee20f8eb4f64d3fd8c34ef9cde5d125bd5a14816 Mon Sep 17 00:00:00 2001 From: Philip Balister Date: Wed, 18 Aug 2010 23:59:58 +0000 Subject: Change TX PGA gain scaling to match gnuradio scaling --- host/lib/usrp/usrp_e/codec_ctrl.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'host/lib/usrp/usrp_e') diff --git a/host/lib/usrp/usrp_e/codec_ctrl.cpp b/host/lib/usrp/usrp_e/codec_ctrl.cpp index 837219759..17262d358 100644 --- a/host/lib/usrp/usrp_e/codec_ctrl.cpp +++ b/host/lib/usrp/usrp_e/codec_ctrl.cpp @@ -134,8 +134,8 @@ usrp_e_codec_ctrl_impl::~usrp_e_codec_ctrl_impl(void){ * Codec Control Gain Control Methods **********************************************************************/ void usrp_e_codec_ctrl_impl::set_tx_pga_gain(float gain){ - int gain_word = int(63*(gain - tx_pga_gain_range.min)/(tx_pga_gain_range.max - tx_pga_gain_range.min)); - _ad9862_regs.tx_pga_gain = std::clip(gain_word, 0, 63); + int gain_word = int(255*(gain - tx_pga_gain_range.min)/(tx_pga_gain_range.max - tx_pga_gain_range.min)); + _ad9862_regs.tx_pga_gain = std::clip(gain_word, 0, 255); this->send_reg(16); } -- cgit v1.2.3