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IWR1843: IWR1843 calibration procedure

Part Number: IWR1843

Hello,

We are trying to calibrate a IWR1843 radar with IWR1843BOOST.

We are following Range Bias and Rx Channel Gain/Phase Measurement and Compensation from /TI/mmwave_sdk_03_05_00_04/packages/ti/demo/xwr18xx/mmw/docs/doxygen/html/index.html page

radar binary: mmwave_industrial_toolbox_4_8_0\labs\out_of_box_demo\18xx_mmwave_sdk\prebuilt_binaries\isk\xwr18xx_mmw_demo_isk.bin

Profile calibration: TI\mmwave_sdk_03_05_00_04\packages\ti\demo\xwr18xx\mmw\profiles\profile_calibration.cfg

We change update command to our corner reflector distance measureRangeBiasAndRxChanPhase 1 5 0.2

Uusing the “LOAD CONFIG FROM PC AND SEND” button under the plots tab. All comands are sent and compRangeBiasAndRxChanPhase values are continuously printed to the console in the visualizer. But every compRangeBiasAndRxChanPhase has different values. Which command should we paste to our new configuration. Values of every message has many differents so seems that calibration process is not working.

Many thanks!