how to get USE_HAL_I2C_REGISTER_CALLBACKS properly defined?

How to get USE_HAL_I2C_REGISTER_CALLBACKS properly defined?

Defining it in User Constants in CubeMx, puts the #define at the bottom so stm32l4xx_hal.h cannot see it defined, and it does not work.

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Visitor II

Hey Vito, have a look in stm32l4xx_hal_conf.h. It should be defined there as generated by CubeMX.

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