7 июл. 2022 г. · I figured my I2C communication was actually working! So the answer is 'Yes, my CCR and TRISE' settings were correct (at least for the 100kHz ...

6 июн. 2014 г. · The sequence tested to be working is: Configure GPIOs: 3a. set GPIOs as AF. 3b. set port speed. 3c. set port type (open-drain). 3d. set to no pull-up/pull-down.

23 мар. 2019 г. · I am trying to communicate 2 STM32 with I2C.My configuration is as followed: ... I2C1->CCR =0x28;//100 khz clock I2C1->OAR1 &=~(1<<15);//7-bit ...

7 июн. 2017 г. · I have to wire a code for STM32F4 discovery and pcf8574 with I2C. I can't use any library function. I try something I didn't do it. I did write after init code.

1 июн. 2019 г. · I am using KEIL. Here is my code for I2C setup. I am trying to set it up using interrupts. Actually, everything works fine like this. But only problem I have ...

20 дек. 2019 г. · Problem : After sending adress by I2C, the ADDR flag in SR1 register is not set but at the same time AF Flag(acknowledge failure) is setting up.

3 февр. 2014 г. · Sorry for the delay in mentioning this, but I have successfully solved this problem by using the STM32 CPAL library available from ST.

13 дек. 2023 г. · Configure FREQ in CR2 with APBx clock frequency (for example, 32 for STM32 running at 64MHz, because the APBx of the I2C runs at 32000000Hz) ...

16 нояб. 2021 г. · I am actually able to transmit bytes of data through I2C peripheral however it fails to send a byte when I change the slave address to a different device.

2 нояб. 2020 г. · I'm attempting to use the STM32L011K4's DMA controller to communicate with slave devices over I2C. Currently, I have no slave devices and am ...