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authorJosh Blum <josh@joshknows.com>2012-03-23 14:37:47 -0700
committerJosh Blum <josh@joshknows.com>2012-03-23 14:37:47 -0700
commit6acafe3a1762e434529569ad4164a03678996a9e (patch)
treeb780937864c1fb596c443fc5302e75f9ef1ca9e0 /host/lib/usrp
parent035c1b39a928d1f944c3757b68f45e2d10724d2c (diff)
parent7e395dab9a2b04933cafab3e93c0b7e098fcb826 (diff)
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Merge branch 'master' into next
Diffstat (limited to 'host/lib/usrp')
-rw-r--r--host/lib/usrp/cores/rx_frontend_core_200.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/host/lib/usrp/cores/rx_frontend_core_200.cpp b/host/lib/usrp/cores/rx_frontend_core_200.cpp
index eb9f39fcf..1813758da 100644
--- a/host/lib/usrp/cores/rx_frontend_core_200.cpp
+++ b/host/lib/usrp/cores/rx_frontend_core_200.cpp
@@ -1,5 +1,5 @@
//
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011-2012 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
@@ -26,6 +26,7 @@
#define OFFSET_FIXED (1ul << 31)
#define OFFSET_SET (1ul << 30)
+#define FLAG_MASK (OFFSET_FIXED | OFFSET_SET)
static boost::uint32_t fs_to_bits(const double num, const size_t bits){
return boost::int32_t(boost::math::round(num * (1 << (bits-1))));
@@ -59,8 +60,8 @@ public:
}
void set_dc_offset(const boost::uint32_t flags){
- _iface->poke32(REG_RX_FE_OFFSET_I, flags | _i_dc_off);
- _iface->poke32(REG_RX_FE_OFFSET_Q, flags | _q_dc_off);
+ _iface->poke32(REG_RX_FE_OFFSET_I, flags | (_i_dc_off & ~FLAG_MASK));
+ _iface->poke32(REG_RX_FE_OFFSET_Q, flags | (_q_dc_off & ~FLAG_MASK));
}
void set_iq_balance(const std::complex<double> &cor){