Thanks for your inquiry.
Please download BSEC library at https://www.bosch-sensortec.com/software-tools/software/bsec/. After you unzip the file you will find a folder for Cortex M4 MCUs. Then you can integrate the BSEC library in your firmware to get the IAQ values at every 3s low power mode or every 5 minutes ultra low power mode.
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