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| author | Jason Abele <jason@ettus.com> | 2011-03-31 12:36:42 -0700 |
|---|---|---|
| committer | Jason Abele <jason@ettus.com> | 2011-03-31 12:36:42 -0700 |
| commit | f64dad9d95550aaf8ed56ab4f107b2e7632921eb (patch) | |
| tree | 9ed185330736aed48b1b3c262e0d07c42c64e857 | |
| parent | 32357927bdc52b0cc7cd7b6d18457932aaa79682 (diff) | |
| download | uhd-f64dad9d95550aaf8ed56ab4f107b2e7632921eb.tar.gz uhd-f64dad9d95550aaf8ed56ab4f107b2e7632921eb.tar.bz2 uhd-f64dad9d95550aaf8ed56ab4f107b2e7632921eb.zip | |
Correct RFX400 div2 logic, makes RFX400 TX work
| -rw-r--r-- | host/lib/usrp/dboard/db_rfx.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/host/lib/usrp/dboard/db_rfx.cpp b/host/lib/usrp/dboard/db_rfx.cpp index 4d8222a52..725b5cc03 100644 --- a/host/lib/usrp/dboard/db_rfx.cpp +++ b/host/lib/usrp/dboard/db_rfx.cpp @@ -294,6 +294,9 @@ double rfx_xcvr::set_lo_freq( target_freq = _freq_range.clip(target_freq); if (_div2[unit]) target_freq *= 2; + //rfx400 rx is a special case with div2 in mixer, so adf4360 must output fundamental + bool is_rx_rfx400 = ((get_rx_id() == 0x0024) && unit != dboard_iface::UNIT_TX); + //map prescalers to the register enums static const uhd::dict<int, adf4360_regs_t::prescaler_value_t> prescaler_to_enum = map_list_of (8, adf4360_regs_t::PRESCALER_VALUE_8_9) @@ -341,8 +344,8 @@ double rfx_xcvr::set_lo_freq( } done_loop: if (rfx_debug) std::cerr << boost::format( - "RFX tune: R=%d, BS=%d, P=%d, B=%d, A=%d" - ) % R % BS % P % B % A << std::endl; + "RFX tune: R=%d, BS=%d, P=%d, B=%d, A=%d, DIV2=%d" + ) % R % BS % P % B % A % int(_div2[unit] && (!is_rx_rfx400)) << std::endl; //load the register values adf4360_regs_t regs; @@ -361,7 +364,7 @@ double rfx_xcvr::set_lo_freq( regs.a_counter = A; regs.b_counter = B; regs.cp_gain_1 = adf4360_regs_t::CP_GAIN_1_SET1; - regs.divide_by_2_output = (_div2[unit] && (get_rx_id() != 0x0024)) ? // Special case RFX400 RX Mixer divides by two + regs.divide_by_2_output = (_div2[unit] && (!is_rx_rfx400)) ? // Special case RFX400 RX Mixer divides by two adf4360_regs_t::DIVIDE_BY_2_OUTPUT_DIV2 : adf4360_regs_t::DIVIDE_BY_2_OUTPUT_FUND ; regs.divide_by_2_prescaler = adf4360_regs_t::DIVIDE_BY_2_PRESCALER_FUND; |