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cube f4 i2c repeted start

khorght
Associate II
Posted on August 31, 2015 at 20:09

Hi. Is it possible and if yes, where can i find examples how to communicate with slave devices that work only with  Repeated Start instead of Stop when reading them?

Library: Cube F4 V1.3.2

MCU: STM32F429ZI
2 REPLIES 2
Nesrine M_O
Lead II
Posted on September 01, 2015 at 11:51

Hi goncharov.sergey,

Unfortunately this feature does not exist in the current version of STM32Cube F4 package (1.7.0), but it is planned to be added in one of coming releases.

-Syrine-

whho
Associate
Posted on October 17, 2015 at 01:17

Hi Syrine

I am trying to modify the HAL_I2C_Master_Transmit() to not send STOP condition but instead send a repeated start condition.

From the manual (RM0383 page 472), this seems to be possible when in Master Receiver mode. Is this possible in Master Transmitter mode?

I am using a STM32F411RE.