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Posted on August 25, 2015 at 16:53I know it's a recurring problem. I could'nt make I2C2 work on my STM32F401VET.When I use RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C2, ENABLE);I2C2->SR2 =2No matter what I do.I try many work around proposed on this fo...