Change I2C speed on STM32

[Ted NIVAN]

Posted on March 27, 2018 at 19:29

Hi there,

Is it possible to change the i2c bus speed dynamically after it has been initialized?

Kind regards,

#i2c #stm32

[T J]

Posted on March 28, 2018 at 01:20

I would say yes, but having some experience, it is not simple.

you must wait for all transactions to cease,

then deinitialise, the reinitialise.

not recommended.