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Umahe.1
Associate II
October 22, 2021
Solved

Hi all, I'm working on I2c Peripheral and can see that IDE auto generates i2c timing values. But I still want to know how that value can be converted into Frequency(Hertz) in detail. Please do feel free to provide some information or any reference li

  • October 22, 2021
  • 2 replies
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Best answer by TDK

Look in the reference manual for your chip. It is explained in detail. It is different for different chip families. Due to clock stretching, the clock behavior can be nontrivial to understand.

Please include the chip number in your post.

2 replies

TDK
TDKBest answer
October 22, 2021

Look in the reference manual for your chip. It is explained in detail. It is different for different chip families. Due to clock stretching, the clock behavior can be nontrivial to understand.

Please include the chip number in your post.

"If you feel a post has answered your question, please click ""Accept as Solution""."
Umahe.1
Umahe.1Author
Associate II
October 25, 2021

Chip number is STM32H743ZIT6U.

I just want to know the direct conversion formulas of Timing to Hertz, if you can please.

TDK
October 25, 2021

Did you look in the reference manual?

0693W00000FDeYdQAL.png

"If you feel a post has answered your question, please click ""Accept as Solution""."
Pavel A.
Super User
October 22, 2021