diff options
Diffstat (limited to 'host')
| -rw-r--r-- | host/lib/usrp/usrp_e100/clock_ctrl.cpp | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/host/lib/usrp/usrp_e100/clock_ctrl.cpp b/host/lib/usrp/usrp_e100/clock_ctrl.cpp index 49ce0c742..f1b29840a 100644 --- a/host/lib/usrp/usrp_e100/clock_ctrl.cpp +++ b/host/lib/usrp/usrp_e100/clock_ctrl.cpp @@ -180,7 +180,6 @@ public: _ad9522_regs.ld_pin_control = 0x00; //dld _ad9522_regs.refmon_pin_control = 0x12; //show ref2 _ad9522_regs.lock_detect_counter = ad9522_regs_t::LOCK_DETECT_COUNTER_16CYC; - _ad9522_regs.divider0_ignore_sync = 1; // master FPGA clock ignores sync (always on, cannot be disabled by sync pulse) this->use_internal_ref(); @@ -438,6 +437,8 @@ private: } void calibrate_now(void){ + set_ignore_sync_fpga_plus_codec(false); //want vco cal to sync + //vco calibration routine: _ad9522_regs.vco_calibration_now = 0; this->send_reg(0x18); @@ -466,9 +467,20 @@ private: _ad9522_regs.get_read_reg(addr), 24 ); _ad9522_regs.set_reg(addr, reg); - if (_ad9522_regs.digital_lock_detect) return; + if (_ad9522_regs.digital_lock_detect) goto finalize; } UHD_MSG(error) << "USRP-E100 clock control: lock detection timeout" << std::endl; + finalize: + + set_ignore_sync_fpga_plus_codec(true); //never loose sync between these two + } + + void set_ignore_sync_fpga_plus_codec(bool enb){ + _ad9522_regs.divider0_ignore_sync = (enb)?1:0; // master FPGA clock ignores sync (always on, cannot be disabled by sync pulse) + _ad9522_regs.divider1_ignore_sync = (enb)?1:0; // codec clock ignores sync (always on, cannot be disabled by sync pulse) + this->send_reg(0x191); + this->send_reg(0x194); + this->latch_regs(); } void soft_sync(void){ |