Only if they have a way to turn off the Hot-Join feature. Hot-Join is not compatible with I2C masters, so Hot‑Join would have to be disabled for the Slave to be used on a legacy I2C bus. The disabling of the Hot‑Join feature should be done via some feature that is not part of the I3C protocol (i.e., not via the DISEC CCC), since an I2C master does not support the I3C protocol.

FAQ Type: 
I3C