12-29-2023 09:01 AM
Hi all, I have problem in syncronizing tx and rx in full duplex mode. When I run the uhd_usrp_probe, I got:
C:\Program Files (x86)\National Instruments\NI-USRP\utilities>uhd_usrp_probe
_____________________________________________________
/
| Device: USRP2 / N-Series Device
| _____________________________________________________
| /
| | Mboard: N210r4
| | hardware: 2577
| | mac-addr:
| | ip-addr:
| | subnet:
| | gateway:
| | gpsdo: none
| | serial: F4A7C2
| | FW Version: 12.4
| | FPGA Version: 11.1
| |
| | Time sources: none, external, _external_, mimo
| | Clock sources: internal, external, mimo
| | Sensors: mimo_locked, ref_locked
| | _____________________________________________________
| | /
| | | RX DSP: 0
| | |
| | | Freq range: -50.000 to 50.000 MHz
| | _____________________________________________________
| | /
| | | RX DSP: 1
| | |
| | | Freq range: -50.000 to 50.000 MHz
| | _____________________________________________________
| | /
| | | RX Dboard: A
| | | ID: CBX (0x0067)
| | | Serial: F5F043
| | | _____________________________________________________
| | | /
| | | | RX Frontend: 0
| | | | Name: CBX RX
| | | | Antennas: TX/RX, RX2, CAL
| | | | Sensors: lo_locked
| | | | Freq range: 1200.000 to 6000.000 MHz
| | | | Gain range PGA0: 0.0 to 31.5 step 0.5 dB
| | | | Bandwidth range: 40000000.0 to 40000000.0 step 0.0 Hz
| | | | Connection Type: IQ
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | RX Codec: A
| | | | Name: ads62p44
| | | | Gain range digital: 0.0 to 6.0 step 0.5 dB
| | | | Gain range fine: 0.0 to 0.5 step 0.1 dB
| | _____________________________________________________
| | /
| | | TX DSP: 0
| | |
| | | Freq range: -200.000 to 200.000 MHz
| | _____________________________________________________
| | /
| | | TX Dboard: A
| | | ID: CBX (0x0066)
| | | Serial: F5F043
| | | _____________________________________________________
| | | /
| | | | TX Frontend: 0
| | | | Name: CBX TX
| | | | Antennas: TX/RX, CAL
| | | | Sensors: lo_locked
| | | | Freq range: 1200.000 to 6000.000 MHz
| | | | Gain range PGA0: 0.0 to 31.5 step 0.5 dB
| | | | Bandwidth range: 40000000.0 to 40000000.0 step 0.0 Hz
| | | | Connection Type: QI
| | | | Uses LO offset: No
| | | _____________________________________________________
| | | /
| | | | TX Codec: A
| | | | Name: ad9777
| | | | Gain Elements: None
My question is, is it normal having connection type: QI?