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sabd.1 · 2022-04-16

the problem is when the master micro wants to tell the slave to send some data, after a random time the i2c connection disrupts and i will get HAL_ERROR Message. i wrote the below codes for master and slave:Master code: while (1) { /* USER CODE END...

sabd.1 · 2022-04-16

thanks for your suggestion. I will consider it as a plan B. But let's assume that the decision is made and I have to work with the I2C protocol.The master wants to know the state of GPIO pins of the slave microcontroller.so first of all, it must tell...

sabd.1 · 2022-04-16

data and data2 are uint8_t variables.what do you mean by "the memory not reserved for data2"?I think the code itself assigns a register to data2 and keeps received value in data2.

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hello. i am working on a project using two stm32g431rb nucleo boards. i need to make a connection between these mcu's so i choose I2C as the connection protocol.

Re: hello. i am working on a project using two stm32g431rb nucleo boards. i need to make a connection between these mcu's so i choose I2C as the connection protocol.

Re: hello. i am working on a project using two stm32g431rb nucleo boards. i need to make a connection between these mcu's so i choose I2C as the connection protocol.